From 114ab0988e20ac6be39ad363ff897a1a3b85e565 Mon Sep 17 00:00:00 2001
From: Razican <devnull@localhost>
Date: Mon, 25 Apr 2011 17:26:45 +0200
Subject: Fixed double-space typo.

---
 system/libraries/Cache/Cache.php              |  30 ++--
 system/libraries/Cache/drivers/Cache_apc.php  |  24 +--
 system/libraries/Cache/drivers/Cache_file.php |  40 ++---
 system/libraries/Calendar.php                 |  18 +--
 system/libraries/Cart.php                     |  22 +--
 system/libraries/Driver.php                   |   2 +-
 system/libraries/Email.php                    |  46 +++---
 system/libraries/Encrypt.php                  |   2 +-
 system/libraries/Form_validation.php          |  32 ++--
 system/libraries/Ftp.php                      |   8 +-
 system/libraries/Image_lib.php                | 118 +++++++-------
 system/libraries/Javascript.php               |  12 +-
 system/libraries/Log.php                      |   8 +-
 system/libraries/Pagination.php               |  18 +--
 system/libraries/Parser.php                   |  18 +--
 system/libraries/Profiler.php                 |  26 +--
 system/libraries/Session.php                  |  30 ++--
 system/libraries/Sha1.php                     |   8 +-
 system/libraries/Table.php                    |  12 +-
 system/libraries/Trackback.php                |  16 +-
 system/libraries/Typography.php               |  36 ++---
 system/libraries/Unit_test.php                |   2 +-
 system/libraries/Upload.php                   |  28 ++--
 system/libraries/User_agent.php               |   2 +-
 system/libraries/Xmlrpc.php                   |  90 +++++------
 system/libraries/Xmlrpcs.php                  |  44 +++---
 system/libraries/Zip.php                      |  12 +-
 system/libraries/javascript/Jquery.php        | 218 +++++++++++++-------------
 28 files changed, 461 insertions(+), 461 deletions(-)

(limited to 'system/libraries')

diff --git a/system/libraries/Cache/Cache.php b/system/libraries/Cache/Cache.php
index 61e7aa761..938c80857 100644
--- a/system/libraries/Cache/Cache.php
+++ b/system/libraries/Cache/Cache.php
@@ -10,22 +10,22 @@
  * @license		http://codeigniter.com/user_guide/license.html
  * @link		http://codeigniter.com
  * @since		Version 2.0
- * @filesource	
+ * @filesource
  */
 
 // ------------------------------------------------------------------------
 
 /**
- * CodeIgniter Caching Class 
+ * CodeIgniter Caching Class
  *
  * @package		CodeIgniter
  * @subpackage	Libraries
  * @category	Core
  * @author		ExpressionEngine Dev Team
- * @link		
+ * @link
  */
 class CI_Cache extends CI_Driver_Library {
-	
+
 	protected $valid_drivers 	= array(
 		'cache_apc', 'cache_file', 'cache_memcached', 'cache_dummy'
 	);
@@ -33,7 +33,7 @@ class CI_Cache extends CI_Driver_Library {
 	protected $_cache_path		= NULL;		// Path of cache files (if file-based cache)
 	protected $_adapter			= 'dummy';
 	protected $_backup_driver;
-	
+
 	// ------------------------------------------------------------------------
 
 	/**
@@ -52,16 +52,16 @@ class CI_Cache extends CI_Driver_Library {
 	// ------------------------------------------------------------------------
 
 	/**
-	 * Get 
+	 * Get
 	 *
-	 * Look for a value in the cache.  If it exists, return the data 
+	 * Look for a value in the cache. If it exists, return the data
 	 * if not, return FALSE
 	 *
-	 * @param 	string	
+	 * @param 	string
 	 * @return 	mixed		value that is stored/FALSE on failure
 	 */
 	public function get($id)
-	{	
+	{
 		return $this->{$this->_adapter}->get($id);
 	}
 
@@ -112,7 +112,7 @@ class CI_Cache extends CI_Driver_Library {
 	 * Cache Info
 	 *
 	 * @param 	string		user/filehits
-	 * @return 	mixed		array on success, false on failure	
+	 * @return 	mixed		array on success, false on failure
 	 */
 	public function cache_info($type = 'user')
 	{
@@ -120,7 +120,7 @@ class CI_Cache extends CI_Driver_Library {
 	}
 
 	// ------------------------------------------------------------------------
-	
+
 	/**
 	 * Get Cache Metadata
 	 *
@@ -131,7 +131,7 @@ class CI_Cache extends CI_Driver_Library {
 	{
 		return $this->{$this->_adapter}->get_metadata($id);
 	}
-	
+
 	// ------------------------------------------------------------------------
 
 	/**
@@ -139,11 +139,11 @@ class CI_Cache extends CI_Driver_Library {
 	 *
 	 * Initialize class properties based on the configuration array.
 	 *
-	 * @param	array 	
+	 * @param	array
 	 * @return 	void
 	 */
 	private function _initialize($config)
-	{        
+	{
 		$default_config = array(
 				'adapter',
 				'memcached'
@@ -207,7 +207,7 @@ class CI_Cache extends CI_Driver_Library {
 
 		return $obj;
 	}
-	
+
 	// ------------------------------------------------------------------------
 }
 // End Class
diff --git a/system/libraries/Cache/drivers/Cache_apc.php b/system/libraries/Cache/drivers/Cache_apc.php
index de75719c4..ea129eded 100644
--- a/system/libraries/Cache/drivers/Cache_apc.php
+++ b/system/libraries/Cache/drivers/Cache_apc.php
@@ -10,30 +10,30 @@
  * @license		http://codeigniter.com/user_guide/license.html
  * @link		http://codeigniter.com
  * @since		Version 2.0
- * @filesource	
+ * @filesource
  */
 
 // ------------------------------------------------------------------------
 
 /**
- * CodeIgniter APC Caching Class 
+ * CodeIgniter APC Caching Class
  *
  * @package		CodeIgniter
  * @subpackage	Libraries
  * @category	Core
  * @author		ExpressionEngine Dev Team
- * @link		
+ * @link
  */
 
 class CI_Cache_apc extends CI_Driver {
 
 	/**
-	 * Get 
+	 * Get
 	 *
-	 * Look for a value in the cache.  If it exists, return the data 
+	 * Look for a value in the cache. If it exists, return the data
 	 * if not, return FALSE
 	 *
-	 * @param 	string	
+	 * @param 	string
 	 * @return 	mixed		value that is stored/FALSE on failure
 	 */
 	public function get($id)
@@ -43,8 +43,8 @@ class CI_Cache_apc extends CI_Driver {
 		return (is_array($data)) ? $data[0] : FALSE;
 	}
 
-	// ------------------------------------------------------------------------	
-	
+	// ------------------------------------------------------------------------
+
 	/**
 	 * Cache Save
 	 *
@@ -58,7 +58,7 @@ class CI_Cache_apc extends CI_Driver {
 	{
 		return apc_store($id, array($data, time(), $ttl), $ttl);
 	}
-	
+
 	// ------------------------------------------------------------------------
 
 	/**
@@ -90,7 +90,7 @@ class CI_Cache_apc extends CI_Driver {
 	 * Cache Info
 	 *
 	 * @param 	string		user/filehits
-	 * @return 	mixed		array on success, false on failure	
+	 * @return 	mixed		array on success, false on failure
 	 */
 	 public function cache_info($type = NULL)
 	 {
@@ -137,13 +137,13 @@ class CI_Cache_apc extends CI_Driver {
 			log_message('error', 'The APC PHP extension must be loaded to use APC Cache.');
 			return FALSE;
 		}
-		
+
 		return TRUE;
 	}
 
 	// ------------------------------------------------------------------------
 
-	
+
 }
 // End Class
 
diff --git a/system/libraries/Cache/drivers/Cache_file.php b/system/libraries/Cache/drivers/Cache_file.php
index 13e2d1af6..39dcd15c2 100644
--- a/system/libraries/Cache/drivers/Cache_file.php
+++ b/system/libraries/Cache/drivers/Cache_file.php
@@ -10,19 +10,19 @@
  * @license		http://codeigniter.com/user_guide/license.html
  * @link		http://codeigniter.com
  * @since		Version 2.0
- * @filesource	
+ * @filesource
  */
 
 // ------------------------------------------------------------------------
 
 /**
- * CodeIgniter Memcached Caching Class 
+ * CodeIgniter Memcached Caching Class
  *
  * @package		CodeIgniter
  * @subpackage	Libraries
  * @category	Core
  * @author		ExpressionEngine Dev Team
- * @link		
+ * @link
  */
 
 class CI_Cache_file extends CI_Driver {
@@ -36,9 +36,9 @@ class CI_Cache_file extends CI_Driver {
 	{
 		$CI =& get_instance();
 		$CI->load->helper('file');
-		
+
 		$path = $CI->config->item('cache_path');
-	
+
 		$this->_cache_path = ($path == '') ? APPPATH.'cache/' : $path;
 	}
 
@@ -56,16 +56,16 @@ class CI_Cache_file extends CI_Driver {
 		{
 			return FALSE;
 		}
-		
+
 		$data = read_file($this->_cache_path.$id);
 		$data = unserialize($data);
-		
-		if (time() >  $data['time'] + $data['ttl'])
+
+		if (time() > $data['time'] + $data['ttl'])
 		{
 			unlink($this->_cache_path.$id);
 			return FALSE;
 		}
-		
+
 		return $data['data'];
 	}
 
@@ -76,22 +76,22 @@ class CI_Cache_file extends CI_Driver {
 	 *
 	 * @param 	string		unique key
 	 * @param 	mixed		data to store
-	 * @param 	int			length of time (in seconds) the cache is valid 
+	 * @param 	int			length of time (in seconds) the cache is valid
 	 *						- Default is 60 seconds
 	 * @return 	boolean		true on success/false on failure
 	 */
 	public function save($id, $data, $ttl = 60)
-	{		
+	{
 		$contents = array(
 				'time'		=> time(),
-				'ttl'		=> $ttl,			
+				'ttl'		=> $ttl,
 				'data'		=> $data
 			);
-		
+
 		if (write_file($this->_cache_path.$id, serialize($contents)))
 		{
 			@chmod($this->_cache_path.$id, 0777);
-			return TRUE;			
+			return TRUE;
 		}
 
 		return FALSE;
@@ -116,7 +116,7 @@ class CI_Cache_file extends CI_Driver {
 	 * Clean the Cache
 	 *
 	 * @return 	boolean		false on failure/true on success
-	 */	
+	 */
 	public function clean()
 	{
 		return delete_files($this->_cache_path);
@@ -151,10 +151,10 @@ class CI_Cache_file extends CI_Driver {
 		{
 			return FALSE;
 		}
-		
-		$data = read_file($this->_cache_path.$id);		
+
+		$data = read_file($this->_cache_path.$id);
 		$data = unserialize($data);
-		
+
 		if (is_array($data))
 		{
 			$data = $data['data'];
@@ -170,7 +170,7 @@ class CI_Cache_file extends CI_Driver {
 				'mtime'		=> $mtime
 			);
 		}
-		
+
 		return FALSE;
 	}
 
@@ -180,7 +180,7 @@ class CI_Cache_file extends CI_Driver {
 	 * Is supported
 	 *
 	 * In the file driver, check to see that the cache directory is indeed writable
-	 * 
+	 *
 	 * @return boolean
 	 */
 	public function is_supported()
diff --git a/system/libraries/Calendar.php b/system/libraries/Calendar.php
index df0fd6eeb..7dcbaab47 100644
--- a/system/libraries/Calendar.php
+++ b/system/libraries/Calendar.php
@@ -1,4 +1,4 @@
-<?php  if ( ! defined('BASEPATH')) exit('No direct script access allowed');
+<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
 /**
  * CodeIgniter
  *
@@ -99,7 +99,7 @@ class CI_Calendar {
 	{
 		// Set and validate the supplied month/year
 		if ($year == '')
-			$year  = date("Y", $this->local_time);
+			$year = date("Y", $this->local_time);
 
 		if ($month == '')
 			$month = date("m", $this->local_time);
@@ -128,7 +128,7 @@ class CI_Calendar {
 		// Set the starting day number
 		$local_date = mktime(12, 0, 0, $month, 1, $year);
 		$date = getdate($local_date);
-		$day  = $start_day + 1 - $date["wday"];
+		$day = $start_day + 1 - $date["wday"];
 
 		while ($day > 1)
 		{
@@ -157,8 +157,8 @@ class CI_Calendar {
 		// "previous" month link
 		if ($this->show_next_prev == TRUE)
 		{
-			// Add a trailing slash to the  URL if needed
-			$this->next_prev_url = preg_replace("/(.+?)\/*$/", "\\1/",  $this->next_prev_url);
+			// Add a trailing slash to the URL if needed
+			$this->next_prev_url = preg_replace("/(.+?)\/*$/", "\\1/", $this->next_prev_url);
 
 			$adjusted_date = $this->adjust_date($month - 1, $year);
 			$out .= str_replace('{previous_url}', $this->next_prev_url.$adjusted_date['year'].'/'.$adjusted_date['month'], $this->temp['heading_previous_cell']);
@@ -233,7 +233,7 @@ class CI_Calendar {
 					$out .= $this->temp['cal_cell_blank'];
 				}
 
-				$out .= ($is_current_month == TRUE AND $day == $cur_day) ? $this->temp['cal_cell_end_today'] : $this->temp['cal_cell_end'];					
+				$out .= ($is_current_month == TRUE AND $day == $cur_day) ? $this->temp['cal_cell_end_today'] : $this->temp['cal_cell_end'];
 				$day++;
 			}
 
@@ -287,7 +287,7 @@ class CI_Calendar {
 	 * Get Day Names
 	 *
 	 * Returns an array of day names (Sunday, Monday, etc.) based
-	 * on the type.  Options: long, short, abrev
+	 * on the type. Options: long, short, abrev
 	 *
 	 * @access	public
 	 * @param	string
@@ -404,7 +404,7 @@ class CI_Calendar {
 	 */
 	function default_template()
 	{
-		return  array (
+		return array (
 						'table_open'				=> '<table border="0" cellpadding="4" cellspacing="0">',
 						'heading_row_start'			=> '<tr>',
 						'heading_previous_cell'		=> '<th><a href="{previous_url}">&lt;&lt;</a></th>',
@@ -451,7 +451,7 @@ class CI_Calendar {
 
 		$today = array('cal_cell_start_today', 'cal_cell_content_today', 'cal_cell_no_content_today', 'cal_cell_end_today');
 
-		foreach (array('table_open', 'table_close', 'heading_row_start', 'heading_previous_cell', 'heading_title_cell', 'heading_next_cell', 'heading_row_end', 'week_row_start', 'week_day_cell', 'week_row_end', 'cal_row_start', 'cal_cell_start', 'cal_cell_content', 'cal_cell_no_content',  'cal_cell_blank', 'cal_cell_end', 'cal_row_end', 'cal_cell_start_today', 'cal_cell_content_today', 'cal_cell_no_content_today', 'cal_cell_end_today') as $val)
+		foreach (array('table_open', 'table_close', 'heading_row_start', 'heading_previous_cell', 'heading_title_cell', 'heading_next_cell', 'heading_row_end', 'week_row_start', 'week_day_cell', 'week_row_end', 'cal_row_start', 'cal_cell_start', 'cal_cell_content', 'cal_cell_no_content', 'cal_cell_blank', 'cal_cell_end', 'cal_row_end', 'cal_cell_start_today', 'cal_cell_content_today', 'cal_cell_no_content_today', 'cal_cell_end_today') as $val)
 		{
 			if (preg_match("/\{".$val."\}(.*?)\{\/".$val."\}/si", $this->template, $match))
 			{
diff --git a/system/libraries/Cart.php b/system/libraries/Cart.php
index 7f65b48b9..fbccfb3d9 100644
--- a/system/libraries/Cart.php
+++ b/system/libraries/Cart.php
@@ -1,4 +1,4 @@
-<?php  if ( ! defined('BASEPATH')) exit('No direct script access allowed');
+<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
 /**
  * CodeIgniter
  *
@@ -30,7 +30,7 @@ class CI_Cart {
 	var $product_id_rules	= '\.a-z0-9_-'; // alpha-numeric, dashes, underscores, or periods
 	var $product_name_rules	= '\.\:\-_ a-z0-9'; // alpha-numeric, dashes, underscores, colons or periods
 
-	// Private variables.  Do not change!
+	// Private variables. Do not change!
 	var $CI;
 	var $_cart_contents	= array();
 
@@ -45,7 +45,7 @@ class CI_Cart {
 		// Set the super object to a local variable for use later
 		$this->CI =& get_instance();
 
-		// Are any config settings being passed manually?  If so, set them
+		// Are any config settings being passed manually? If so, set them
 		$config = array();
 		if (count($params) > 0)
 		{
@@ -148,7 +148,7 @@ class CI_Cart {
 
 		// --------------------------------------------------------------------
 
-		// Does the $items array contain an id, quantity, price, and name?  These are required
+		// Does the $items array contain an id, quantity, price, and name? These are required
 		if ( ! isset($items['id']) OR ! isset($items['qty']) OR ! isset($items['price']) OR ! isset($items['name']))
 		{
 			log_message('error', 'The cart array must contain a product ID, quantity, price, and name.');
@@ -157,7 +157,7 @@ class CI_Cart {
 
 		// --------------------------------------------------------------------
 
-		// Prep the quantity. It can only be a number.  Duh...
+		// Prep the quantity. It can only be a number. Duh...
 		$items['qty'] = trim(preg_replace('/([^0-9])/i', '', $items['qty']));
 		// Trim any leading zeros
 		$items['qty'] = trim(preg_replace('/(^[0]+)/i', '', $items['qty']));
@@ -175,7 +175,7 @@ class CI_Cart {
 		// Note: These can be user-specified by setting the $this->product_id_rules variable.
 		if ( ! preg_match("/^[".$this->product_id_rules."]+$/i", $items['id']))
 		{
-			log_message('error', 'Invalid product ID.  The product ID can only contain alpha-numeric characters, dashes, and underscores');
+			log_message('error', 'Invalid product ID. The product ID can only contain alpha-numeric characters, dashes, and underscores');
 			return FALSE;
 		}
 
@@ -191,7 +191,7 @@ class CI_Cart {
 
 		// --------------------------------------------------------------------
 
-		// Prep the price.  Remove anything that isn't a number or decimal point.
+		// Prep the price. Remove anything that isn't a number or decimal point.
 		$items['price'] = trim(preg_replace('/([^0-9\.])/i', '', $items['price']));
 		// Trim any leading zeros
 		$items['price'] = trim(preg_replace('/(^[0]+)/i', '', $items['price']));
@@ -210,7 +210,7 @@ class CI_Cart {
 		// Each row in the cart array, however, must have a unique index that identifies not only
 		// a particular product, but makes it possible to store identical products with different options.
 		// For example, what if someone buys two identical t-shirts (same product ID), but in
-		// different sizes?  The product ID (and other attributes, like the name) will be identical for
+		// different sizes? The product ID (and other attributes, like the name) will be identical for
 		// both sizes because it's the same shirt. The only difference will be the size.
 		// Internally, we need to treat identical submissions, but with different options, as a unique product.
 		// Our solution is to convert the options array to a string and MD5 it along with the product ID.
@@ -271,7 +271,7 @@ class CI_Cart {
 		}
 
 		// You can either update a single product using a one-dimensional array,
-		// or multiple products using a multi-dimensional one.  The way we
+		// or multiple products using a multi-dimensional one. The way we
 		// determine the array type is by looking for a required array key named "id".
 		// If it's not found we assume it's a multi-dimensional array
 		$save_cart = FALSE;
@@ -344,7 +344,7 @@ class CI_Cart {
 			return FALSE;
 		}
 
-		// Is the quantity zero?  If so we will remove the item from the cart.
+		// Is the quantity zero? If so we will remove the item from the cart.
 		// If the quantity is greater than zero we are updating
 		if ($items['qty'] == 0)
 		{
@@ -392,7 +392,7 @@ class CI_Cart {
 		$this->_cart_contents['total_items'] = count($this->_cart_contents);
 		$this->_cart_contents['cart_total'] = $total;
 
-		// Is our cart empty?  If so we delete it from the session
+		// Is our cart empty? If so we delete it from the session
 		if (count($this->_cart_contents) <= 2)
 		{
 			$this->CI->session->unset_userdata('cart_contents');
diff --git a/system/libraries/Driver.php b/system/libraries/Driver.php
index d1925c0ec..b90b5aba6 100644
--- a/system/libraries/Driver.php
+++ b/system/libraries/Driver.php
@@ -1,4 +1,4 @@
-<?php  if ( ! defined('BASEPATH')) exit('No direct script access allowed');
+<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
 /**
  * CodeIgniter
  *
diff --git a/system/libraries/Email.php b/system/libraries/Email.php
index cd89f8f3d..3166e2f7e 100644
--- a/system/libraries/Email.php
+++ b/system/libraries/Email.php
@@ -1,4 +1,4 @@
-<?php  if ( ! defined('BASEPATH')) exit('No direct script access allowed');
+<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
 /**
  * CodeIgniter
  *
@@ -31,25 +31,25 @@ class CI_Email {
 	var	$useragent		= "CodeIgniter";
 	var	$mailpath		= "/usr/sbin/sendmail";	// Sendmail path
 	var	$protocol		= "mail";	// mail/sendmail/smtp
-	var	$smtp_host		= "";		// SMTP Server.  Example: mail.earthlink.net
+	var	$smtp_host		= "";		// SMTP Server. Example: mail.earthlink.net
 	var	$smtp_user		= "";		// SMTP Username
 	var	$smtp_pass		= "";		// SMTP Password
 	var	$smtp_port		= "25";		// SMTP Port
 	var	$smtp_timeout	= 5;		// SMTP Timeout in seconds
-	var	$wordwrap		= TRUE;		// TRUE/FALSE  Turns word-wrap on/off
+	var	$wordwrap		= TRUE;		// TRUE/FALSE Turns word-wrap on/off
 	var	$wrapchars		= "76";		// Number of characters to wrap at.
-	var	$mailtype		= "text";	// text/html  Defines email formatting
+	var	$mailtype		= "text";	// text/html Defines email formatting
 	var	$charset		= "utf-8";	// Default char set: iso-8859-1 or us-ascii
 	var	$multipart		= "mixed";	// "mixed" (in the body) or "related" (separate)
 	var $alt_message	= '';		// Alternative message for HTML emails
-	var	$validate		= FALSE;	// TRUE/FALSE.  Enables email validation
+	var	$validate		= FALSE;	// TRUE/FALSE. Enables email validation
 	var	$priority		= "3";		// Default priority (1 - 5)
 	var	$newline		= "\n";		// Default newline. "\r\n" or "\n" (Use "\r\n" to comply with RFC 822)
-	var $crlf			= "\n";		// The RFC 2045 compliant CRLF for quoted-printable is "\r\n".  Apparently some servers,
+	var $crlf			= "\n";		// The RFC 2045 compliant CRLF for quoted-printable is "\r\n". Apparently some servers,
 									// even on the receiving end think they need to muck with CRLFs, so using "\n", while
 									// distasteful, is the only thing that seems to work for all environments.
-	var $send_multipart	= TRUE;		// TRUE/FALSE - Yahoo does not like multipart alternative, so this is an override.  Set to FALSE for Yahoo.
-	var	$bcc_batch_mode	= FALSE;	// TRUE/FALSE  Turns on/off Bcc batch feature
+	var $send_multipart	= TRUE;		// TRUE/FALSE - Yahoo does not like multipart alternative, so this is an override. Set to FALSE for Yahoo.
+	var	$bcc_batch_mode	= FALSE;	// TRUE/FALSE Turns on/off Bcc batch feature
 	var	$bcc_batch_size	= 200;		// If bcc_batch_mode = TRUE, sets max number of Bccs in each batch
 	var $_safe_mode		= FALSE;
 	var	$_subject		= "";
@@ -396,7 +396,7 @@ class CI_Email {
 	{
 		$this->_attach_name[] = $filename;
 		$this->_attach_type[] = $this->_mime_types(next(explode('.', basename($filename))));
-		$this->_attach_disp[] = $disposition; // Can also be 'inline'  Not sure if it matters
+		$this->_attach_disp[] = $disposition; // Can also be 'inline' Not sure if it matters
 		return $this;
 	}
 
@@ -600,7 +600,7 @@ class CI_Email {
 		$from = str_replace(">", "", $from);
 		$from = str_replace("<", "", $from);
 
-		return  "<".uniqid('').strstr($from, '@').">";
+		return "<".uniqid('').strstr($from, '@').">";
 	}
 
 	// --------------------------------------------------------------------
@@ -660,15 +660,15 @@ class CI_Email {
 	 */
 	private function _get_content_type()
 	{
-		if	($this->mailtype == 'html' &&  count($this->_attach_name) == 0)
+		if	($this->mailtype == 'html' && count($this->_attach_name) == 0)
 		{
 			return 'html';
 		}
-		elseif	($this->mailtype == 'html' &&  count($this->_attach_name)  > 0)
+		elseif	($this->mailtype == 'html' && count($this->_attach_name) > 0)
 		{
 			return 'html-attach';
 		}
-		elseif	($this->mailtype == 'text' &&  count($this->_attach_name)  > 0)
+		elseif	($this->mailtype == 'text' && count($this->_attach_name) > 0)
 		{
 			return 'plain-attach';
 		}
@@ -881,7 +881,7 @@ class CI_Email {
 
 		// Use PHP's native public function to do the initial wordwrap.
 		// We set the cut flag to FALSE so that any individual words that are
-		// too long get left alone.  In the next step we'll deal with them.
+		// too long get left alone. In the next step we'll deal with them.
 		$str = wordwrap($str, $charlim, "\n", FALSE);
 
 		// Split the string into individual lines of text and cycle through them
@@ -999,7 +999,7 @@ class CI_Email {
 	 */
 	private function _build_message()
 	{
-		if ($this->wordwrap === TRUE  AND  $this->mailtype != 'html')
+		if ($this->wordwrap === TRUE AND $this->mailtype != 'html')
 		{
 			$this->_body = $this->word_wrap($this->_body);
 		}
@@ -1135,7 +1135,7 @@ class CI_Email {
 				return FALSE;
 			}
 
-			$h  = "--".$this->_atc_boundary.$this->newline;
+			$h = "--".$this->_atc_boundary.$this->newline;
 			$h .= "Content-type: ".$ctype."; ";
 			$h .= "name=\"".$basename."\"".$this->newline;
 			$h .= "Content-Disposition: ".$this->_attach_disp[$i].";".$this->newline;
@@ -1237,7 +1237,7 @@ class CI_Email {
 				// encode = signs
 				if ($ascii == '61')
 				{
-					$char = $escape.strtoupper(sprintf('%02s', dechex($ascii)));  // =3D
+					$char = $escape.strtoupper(sprintf('%02s', dechex($ascii))); // =3D
 				}
 
 				// If we're at the character limit, add the line to the output,
@@ -1267,7 +1267,7 @@ class CI_Email {
 	/**
 	 * Prep Q Encoding
 	 *
-	 * Performs "Q Encoding" on a string for use in email headers.  It's related
+	 * Performs "Q Encoding" on a string for use in email headers. It's related
 	 * but not identical to quoted-printable, so it has its own method
 	 *
 	 * @access	public
@@ -1349,7 +1349,7 @@ class CI_Email {
 			$this->reply_to($this->_headers['From']);
 		}
 
-		if (( ! isset($this->_recipients) AND ! isset($this->_headers['To']))  AND
+		if (( ! isset($this->_recipients) AND ! isset($this->_headers['To'])) AND
 			( ! isset($this->_bcc_array) AND ! isset($this->_headers['Bcc'])) AND
 			( ! isset($this->_headers['Cc'])))
 		{
@@ -1359,7 +1359,7 @@ class CI_Email {
 
 		$this->_build_headers();
 
-		if ($this->bcc_batch_mode  AND  count($this->_bcc_array) > 0)
+		if ($this->bcc_batch_mode AND count($this->_bcc_array) > 0)
 		{
 			if (count($this->_bcc_array) > $this->bcc_batch_size)
 				return $this->batch_bcc_send();
@@ -1380,7 +1380,7 @@ class CI_Email {
 	// --------------------------------------------------------------------
 
 	/**
-	 * Batch Bcc Send.  Sends groups of BCCs in batches
+	 * Batch Bcc Send. Sends groups of BCCs in batches
 	 *
 	 * @access	public
 	 * @return	bool
@@ -1752,7 +1752,7 @@ class CI_Email {
 	// --------------------------------------------------------------------
 
 	/**
-	 *  SMTP Authenticate
+	 * SMTP Authenticate
 	 *
 	 * @access	private
 	 * @return	bool
@@ -1764,7 +1764,7 @@ class CI_Email {
 			return TRUE;
 		}
 
-		if ($this->smtp_user == ""  AND  $this->smtp_pass == "")
+		if ($this->smtp_user == "" AND $this->smtp_pass == "")
 		{
 			$this->_set_error_message('lang:email_no_smtp_unpw');
 			return FALSE;
diff --git a/system/libraries/Encrypt.php b/system/libraries/Encrypt.php
index b30a8cf0b..2f7db6623 100644
--- a/system/libraries/Encrypt.php
+++ b/system/libraries/Encrypt.php
@@ -1,4 +1,4 @@
-<?php  if ( ! defined('BASEPATH')) exit('No direct script access allowed');
+<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
 /**
  * CodeIgniter
  *
diff --git a/system/libraries/Form_validation.php b/system/libraries/Form_validation.php
index 6f79a554a..d8bcbd62b 100644
--- a/system/libraries/Form_validation.php
+++ b/system/libraries/Form_validation.php
@@ -1,4 +1,4 @@
-<?php  if ( ! defined('BASEPATH')) exit('No direct script access allowed');
+<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
 /**
  * CodeIgniter
  *
@@ -102,7 +102,7 @@ class CI_Form_validation {
 		}
 
 		// No fields? Nothing to do...
-		if ( ! is_string($field) OR  ! is_string($rules) OR $field == '')
+		if ( ! is_string($field) OR ! is_string($rules) OR $field == '')
 		{
 			return $this;
 		}
@@ -110,8 +110,8 @@ class CI_Form_validation {
 		// If the field label wasn't passed we use the field name
 		$label = ($label == '') ? $field : $label;
 
-		// Is the field name an array?  We test for the existence of a bracket "[" in
-		// the field name to determine this.  If it is an array, we break it apart
+		// Is the field name an array? We test for the existence of a bracket "[" in
+		// the field name to determine this. If it is an array, we break it apart
 		// into its components so that we can fetch the corresponding POST data later
 		if (strpos($field, '[') !== FALSE AND preg_match_all('/\[(.*?)\]/', $field, $matches))
 		{
@@ -155,8 +155,8 @@ class CI_Form_validation {
 	/**
 	 * Set Error Message
 	 *
-	 * Lets users set their own error messages on the fly.  Note:  The key
-	 * name has to match the  function name that it corresponds to.
+	 * Lets users set their own error messages on the fly. Note: The key
+	 * name has to match the function name that it corresponds to.
 	 *
 	 * @access	public
 	 * @param	string
@@ -281,7 +281,7 @@ class CI_Form_validation {
 	 */
 	function run($group = '')
 	{
-		// Do we even have any data to process?  Mm?
+		// Do we even have any data to process? Mm?
 		if (count($_POST) == 0)
 		{
 			return FALSE;
@@ -291,7 +291,7 @@ class CI_Form_validation {
 		// If not, we look to see if they were assigned via a config file
 		if (count($this->_field_data) == 0)
 		{
-			// No validation rules?  We're done...
+			// No validation rules? We're done...
 			if (count($this->_config_rules) == 0)
 			{
 				return FALSE;
@@ -648,7 +648,7 @@ class CI_Form_validation {
 				}
 			}
 
-			// Did the rule test negatively?  If so, grab the error.
+			// Did the rule test negatively? If so, grab the error.
 			if ($result === FALSE)
 			{
 				if ( ! isset($this->_error_messages[$rule]))
@@ -664,7 +664,7 @@ class CI_Form_validation {
 				}
 
 				// Is the parameter we are inserting into the error message the name
-				// of another field?  If so we need to grab its "field label"
+				// of another field? If so we need to grab its "field label"
 				if (isset($this->_field_data[$param]) AND isset($this->_field_data[$param]['label']))
 				{
 					$param = $this->_translate_fieldname($this->_field_data[$param]['label']);
@@ -704,7 +704,7 @@ class CI_Form_validation {
 			// Grab the variable
 			$line = substr($fieldname, 5);
 
-			// Were we able to translate the field name?  If not we use $line
+			// Were we able to translate the field name? If not we use $line
 			if (FALSE === ($fieldname = $this->CI->lang->line($line)))
 			{
 				return $line;
@@ -735,7 +735,7 @@ class CI_Form_validation {
 		}
 
 		// If the data is an array output them one at a time.
-		//     E.g: form_input('name[]', set_value('name[]');
+		//   E.g: form_input('name[]', set_value('name[]');
 		if (is_array($this->_field_data[$field]['postdata']))
 		{
 			return array_shift($this->_field_data[$field]['postdata']);
@@ -914,7 +914,7 @@ class CI_Form_validation {
 			return FALSE;
 		}
 
-		return  TRUE;
+		return TRUE;
 	}
 
 	// --------------------------------------------------------------------
@@ -1207,7 +1207,7 @@ class CI_Form_validation {
 	// --------------------------------------------------------------------
 
 	/**
-	 * Is a Natural number  (0,1,2,3, etc.)
+	 * Is a Natural number (0,1,2,3, etc.)
 	 *
 	 * @access	public
 	 * @param	string
@@ -1221,7 +1221,7 @@ class CI_Form_validation {
 	// --------------------------------------------------------------------
 
 	/**
-	 * Is a Natural number, but not a zero  (1,2,3, etc.)
+	 * Is a Natural number, but not a zero (1,2,3, etc.)
 	 *
 	 * @access	public
 	 * @param	string
@@ -1354,7 +1354,7 @@ class CI_Form_validation {
 	 */
 	function encode_php_tags($str)
 	{
-		return str_replace(array('<?php', '<?PHP', '<?', '?>'),  array('&lt;?php', '&lt;?PHP', '&lt;?', '?&gt;'), $str);
+		return str_replace(array('<?php', '<?PHP', '<?', '?>'), array('&lt;?php', '&lt;?PHP', '&lt;?', '?&gt;'), $str);
 	}
 
 }
diff --git a/system/libraries/Ftp.php b/system/libraries/Ftp.php
index d7a8b3b02..859cc9c30 100644
--- a/system/libraries/Ftp.php
+++ b/system/libraries/Ftp.php
@@ -1,4 +1,4 @@
-<?php  if ( ! defined('BASEPATH')) exit('No direct script access allowed');
+<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
 /**
  * CodeIgniter
  *
@@ -158,7 +158,7 @@ class CI_FTP {
 	 *
 	 * The second parameter lets us momentarily turn off debugging so that
 	 * this function can be used to test for the existence of a folder
-	 * without throwing an error.  There's no FTP equivalent to is_dir()
+	 * without throwing an error. There's no FTP equivalent to is_dir()
 	 * so we do it by trying to change to a particular directory.
 	 * Internally, this parameter is only used by the "mirror" function below.
 	 *
@@ -417,7 +417,7 @@ class CI_FTP {
 		}
 
 		// Add a trailing slash to the file path if needed
-		$filepath = preg_replace("/(.+?)\/*$/", "\\1/",  $filepath);
+		$filepath = preg_replace("/(.+?)\/*$/", "\\1/", $filepath);
 
 		$list = $this->list_files($filepath);
 
@@ -513,7 +513,7 @@ class CI_FTP {
 	 * Read a directory and recreate it remotely
 	 *
 	 * This function recursively reads a folder and everything it contains (including
-	 * sub-folders) and creates a mirror via FTP based on it.  Whatever the directory structure
+	 * sub-folders) and creates a mirror via FTP based on it. Whatever the directory structure
 	 * of the original file path will be recreated on the server.
 	 *
 	 * @access	public
diff --git a/system/libraries/Image_lib.php b/system/libraries/Image_lib.php
index 8902f524d..099a238dd 100644
--- a/system/libraries/Image_lib.php
+++ b/system/libraries/Image_lib.php
@@ -1,4 +1,4 @@
-<?php  if ( ! defined('BASEPATH')) exit('No direct script access allowed');
+<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
 /**
  * CodeIgniter
  *
@@ -26,7 +26,7 @@
  */
 class CI_Image_lib {
 
-	var $image_library		= 'gd2';	// Can be:  imagemagick, netpbm, gd, gd2
+	var $image_library		= 'gd2';	// Can be: imagemagick, netpbm, gd, gd2
 	var $library_path		= '';
 	var $dynamic_output		= FALSE;	// Whether to send to browser or write to disk
 	var $source_image		= '';
@@ -37,28 +37,28 @@ class CI_Image_lib {
 	var $create_thumb		= FALSE;
 	var $thumb_marker		= '_thumb';
 	var $maintain_ratio		= TRUE;		// Whether to maintain aspect ratio when resizing or use hard values
-	var $master_dim			= 'auto';	// auto, height, or width.  Determines what to use as the master dimension
+	var $master_dim			= 'auto';	// auto, height, or width. Determines what to use as the master dimension
 	var $rotation_angle		= '';
 	var $x_axis				= '';
 	var	$y_axis				= '';
 
 	// Watermark Vars
 	var $wm_text			= '';			// Watermark text if graphic is not used
-	var $wm_type			= 'text';		// Type of watermarking.  Options:  text/overlay
+	var $wm_type			= 'text';		// Type of watermarking. Options: text/overlay
 	var $wm_x_transp		= 4;
 	var $wm_y_transp		= 4;
 	var $wm_overlay_path	= '';			// Watermark image path
 	var $wm_font_path		= '';			// TT font
 	var $wm_font_size		= 17;			// Font size (different versions of GD will either use points or pixels)
-	var $wm_vrt_alignment	= 'B';			// Vertical alignment:   T M B
+	var $wm_vrt_alignment	= 'B';			// Vertical alignment:  T M B
 	var $wm_hor_alignment	= 'C';			// Horizontal alignment: L R C
 	var $wm_padding			= 0;			// Padding around text
 	var $wm_hor_offset		= 0;			// Lets you push text to the right
-	var $wm_vrt_offset		= 0;			// Lets you push  text down
+	var $wm_vrt_offset		= 0;			// Lets you push text down
 	var $wm_font_color		= '#ffffff';	// Text color
 	var $wm_shadow_color	= '';			// Dropshadow color
 	var $wm_shadow_distance	= 2;			// Dropshadow distance
-	var $wm_opacity			= 50;			// Image opacity: 1 - 100  Only works with image
+	var $wm_opacity			= 50;			// Image opacity: 1 - 100 Only works with image
 
 	// Private Vars
 	var $source_folder		= '';
@@ -146,14 +146,14 @@ class CI_Image_lib {
 		if ($this->source_image == '')
 		{
 			$this->set_error('imglib_source_image_required');
-			return FALSE;	
+			return FALSE;
 		}
 
 		/*
 		 * Is getimagesize() Available?
 		 *
 		 * We use it to determine the image properties (width/height).
-		 * Note:  We need to figure out how to determine image
+		 * Note: We need to figure out how to determine image
 		 * properties using ImageMagick and NetPBM
 		 *
 		 */
@@ -189,7 +189,7 @@ class CI_Image_lib {
 		// Set the Image Properties
 		if ( ! $this->get_image_properties($this->source_folder.$this->source_image))
 		{
-			return FALSE;	
+			return FALSE;
 		}
 
 		/*
@@ -197,7 +197,7 @@ class CI_Image_lib {
 		 *
 		 * If the user has set a "new_image" name it means
 		 * we are making a copy of the source image. If not
-		 * it means we are altering the original.  We'll
+		 * it means we are altering the original. We'll
 		 * set the destination filename and path accordingly.
 		 *
 		 */
@@ -267,7 +267,7 @@ class CI_Image_lib {
 		 *
 		 * When creating thumbs or copies, the target width/height
 		 * might not be in correct proportion with the source
-		 * image's width/height.  We'll recalculate it here.
+		 * image's width/height. We'll recalculate it here.
 		 *
 		 */
 		if ($this->maintain_ratio === TRUE && ($this->width != '' AND $this->height != ''))
@@ -399,7 +399,7 @@ class CI_Image_lib {
 		if ($this->rotation_angle == '' OR ! in_array($this->rotation_angle, $degs))
 		{
 			$this->set_error('imglib_rotation_angle_required');
-			return FALSE;	
+			return FALSE;
 		}
 
 		// Reassign the width and height
@@ -469,8 +469,8 @@ class CI_Image_lib {
 		// Let's set up our values based on the action
 		if ($action == 'crop')
 		{
-			//  Reassign the source width/height if cropping
-			$this->orig_width  = $this->width;
+			// Reassign the source width/height if cropping
+			$this->orig_width = $this->width;
 			$this->orig_height = $this->height;
 
 			// GD 2.0 has a cropping bug so we'll test for it
@@ -487,19 +487,19 @@ class CI_Image_lib {
 			$this->y_axis = 0;
 		}
 
-		//  Create the image handle
+		// Create the image handle
 		if ( ! ($src_img = $this->image_create_gd()))
 		{
 			return FALSE;
 		}
 
-		//  Create The Image
+		// Create The Image
 		//
-		//  old conditional which users report cause problems with shared GD libs who report themselves as "2.0 or greater"
-		//  it appears that this is no longer the issue that it was in 2004, so we've removed it, retaining it in the comment
-		//  below should that ever prove inaccurate.
+		// old conditional which users report cause problems with shared GD libs who report themselves as "2.0 or greater"
+		// it appears that this is no longer the issue that it was in 2004, so we've removed it, retaining it in the comment
+		// below should that ever prove inaccurate.
 		//
-		//  if ($this->image_library == 'gd2' AND function_exists('imagecreatetruecolor') AND $v2_override == FALSE)
+		// if ($this->image_library == 'gd2' AND function_exists('imagecreatetruecolor') AND $v2_override == FALSE)
 		if ($this->image_library == 'gd2' AND function_exists('imagecreatetruecolor'))
 		{
 			$create	= 'imagecreatetruecolor';
@@ -521,7 +521,7 @@ class CI_Image_lib {
 
 		$copy($dst_img, $src_img, 0, 0, $this->x_axis, $this->y_axis, $this->width, $this->height, $this->orig_width, $this->orig_height);
 
-		//  Show the image
+		// Show the image
 		if ($this->dynamic_output == TRUE)
 		{
 			$this->image_display_gd($dst_img);
@@ -535,7 +535,7 @@ class CI_Image_lib {
 			}
 		}
 
-		//  Kill the file handles
+		// Kill the file handles
 		imagedestroy($dst_img);
 		imagedestroy($src_img);
 
@@ -558,7 +558,7 @@ class CI_Image_lib {
 	 */
 	function image_process_imagemagick($action = 'resize')
 	{
-		//  Do we have a vaild library path?
+		// Do we have a vaild library path?
 		if ($this->library_path == '')
 		{
 			$this->set_error('imglib_libpath_invalid');
@@ -593,7 +593,7 @@ class CI_Image_lib {
 
 			$cmd .= " ".$angle." \"$this->full_src_path\" \"$this->full_dst_path\" 2>&1";
 		}
-		else  // Resize
+		else // Resize
 		{
 			$cmd .= " -resize ".$this->width."x".$this->height." \"$this->full_src_path\" \"$this->full_dst_path\" 2>&1";
 		}
@@ -634,7 +634,7 @@ class CI_Image_lib {
 			return FALSE;
 		}
 
-		//  Build the resizing command
+		// Build the resizing command
 		switch ($this->image_type)
 		{
 			case 1 :
@@ -684,7 +684,7 @@ class CI_Image_lib {
 
 		@exec($cmd, $output, $retval);
 
-		//  Did it work?
+		// Did it work?
 		if ($retval > 0)
 		{
 			$this->set_error('imglib_image_process_failed');
@@ -711,7 +711,7 @@ class CI_Image_lib {
 	 */
 	function image_rotate_gd()
 	{
-		//  Create the image handle
+		// Create the image handle
 		if ( ! ($src_img = $this->image_create_gd()))
 		{
 			return FALSE;
@@ -724,10 +724,10 @@ class CI_Image_lib {
 
 		$white	= imagecolorallocate($src_img, 255, 255, 255);
 
-		//  Rotate it!
+		// Rotate it!
 		$dst_img = imagerotate($src_img, $this->rotation_angle, $white);
 
-		//  Save the Image
+		// Save the Image
 		if ($this->dynamic_output == TRUE)
 		{
 			$this->image_display_gd($dst_img);
@@ -741,7 +741,7 @@ class CI_Image_lib {
 			}
 		}
 
-		//  Kill the file handles
+		// Kill the file handles
 		imagedestroy($dst_img);
 		imagedestroy($src_img);
 
@@ -769,14 +769,14 @@ class CI_Image_lib {
 			return FALSE;
 		}
 
-		$width  = $this->orig_width;
+		$width = $this->orig_width;
 		$height = $this->orig_height;
 
 		if ($this->rotation_angle == 'hor')
 		{
 			for ($i = 0; $i < $height; $i++)
 			{
-				$left  = 0;
+				$left = 0;
 				$right = $width-1;
 
 				while ($left < $right)
@@ -813,7 +813,7 @@ class CI_Image_lib {
 			}
 		}
 
-		//  Show the image
+		// Show the image
 		if ($this->dynamic_output == TRUE)
 		{
 			$this->image_display_gd($src_img);
@@ -827,7 +827,7 @@ class CI_Image_lib {
 			}
 		}
 
-		//  Kill the file handles
+		// Kill the file handles
 		imagedestroy($src_img);
 
 		// Set the file to 777
@@ -876,24 +876,24 @@ class CI_Image_lib {
 			return FALSE;
 		}
 
-		//  Fetch source image properties
+		// Fetch source image properties
 		$this->get_image_properties();
 
-		//  Fetch watermark image properties
+		// Fetch watermark image properties
 		$props			= $this->get_image_properties($this->wm_overlay_path, TRUE);
 		$wm_img_type	= $props['image_type'];
 		$wm_width		= $props['width'];
 		$wm_height		= $props['height'];
 
-		//  Create two image resources
-		$wm_img  = $this->image_create_gd($this->wm_overlay_path, $wm_img_type);
+		// Create two image resources
+		$wm_img = $this->image_create_gd($this->wm_overlay_path, $wm_img_type);
 		$src_img = $this->image_create_gd($this->full_src_path);
 
 		// Reverse the offset if necessary
 		// When the image is positioned at the bottom
 		// we don't want the vertical offset to push it
-		// further down.  We want the reverse, so we'll
-		// invert the offset.  Same with the horizontal
+		// further down. We want the reverse, so we'll
+		// invert the offset. Same with the horizontal
 		// offset when the image is at the right
 
 		$this->wm_vrt_alignment = strtoupper(substr($this->wm_vrt_alignment, 0, 1));
@@ -905,11 +905,11 @@ class CI_Image_lib {
 		if ($this->wm_hor_alignment == 'R')
 			$this->wm_hor_offset = $this->wm_hor_offset * -1;
 
-		//  Set the base x and y axis values
+		// Set the base x and y axis values
 		$x_axis = $this->wm_hor_offset + $this->wm_padding;
 		$y_axis = $this->wm_vrt_offset + $this->wm_padding;
 
-		//  Set the vertical position
+		// Set the vertical position
 		switch ($this->wm_vrt_alignment)
 		{
 			case 'T':
@@ -920,7 +920,7 @@ class CI_Image_lib {
 				break;
 		}
 
-		//  Set the horizontal position
+		// Set the horizontal position
 		switch ($this->wm_hor_alignment)
 		{
 			case 'L':
@@ -931,7 +931,7 @@ class CI_Image_lib {
 				break;
 		}
 
-		//  Build the finalized image
+		// Build the finalized image
 		if ($wm_img_type == 3 AND function_exists('imagealphablending'))
 		{
 			@imagealphablending($src_img, TRUE);
@@ -954,7 +954,7 @@ class CI_Image_lib {
 			imagecopymerge($src_img, $wm_img, $x_axis, $y_axis, 0, 0, $wm_width, $wm_height, $this->wm_opacity);
 		}
 
-		//  Output the image
+		// Output the image
 		if ($this->dynamic_output == TRUE)
 		{
 			$this->image_display_gd($src_img);
@@ -994,7 +994,7 @@ class CI_Image_lib {
 			return FALSE;
 		}
 
-		//  Fetch source image properties
+		// Fetch source image properties
 		$this->get_image_properties();
 
 		// Set RGB values for text and shadow
@@ -1015,8 +1015,8 @@ class CI_Image_lib {
 		// Reverse the vertical offset
 		// When the image is positioned at the bottom
 		// we don't want the vertical offset to push it
-		// further down.  We want the reverse, so we'll
-		// invert the offset.  Note: The horizontal
+		// further down. We want the reverse, so we'll
+		// invert the offset. Note: The horizontal
 		// offset flips itself automatically
 
 		if ($this->wm_vrt_alignment == 'B')
@@ -1033,13 +1033,13 @@ class CI_Image_lib {
 			if ($this->wm_font_size == '')
 				$this->wm_font_size = '17';
 
-			$fontwidth  = $this->wm_font_size-($this->wm_font_size/4);
+			$fontwidth = $this->wm_font_size-($this->wm_font_size/4);
 			$fontheight = $this->wm_font_size;
 			$this->wm_vrt_offset += $this->wm_font_size;
 		}
 		else
 		{
-			$fontwidth  = imagefontwidth($this->wm_font_size);
+			$fontwidth = imagefontwidth($this->wm_font_size);
 			$fontheight = imagefontheight($this->wm_font_size);
 		}
 
@@ -1080,11 +1080,11 @@ class CI_Image_lib {
 			case "C":
 						if ($this->wm_use_drop_shadow)
 							$x_shad += floor(($this->orig_width - $fontwidth*strlen($this->wm_text))/2);
-							$x_axis += floor(($this->orig_width  -$fontwidth*strlen($this->wm_text))/2);
+							$x_axis += floor(($this->orig_width -$fontwidth*strlen($this->wm_text))/2);
 				break;
 		}
 
-		//  Add the text to the source image
+		// Add the text to the source image
 		if ($this->wm_use_truetype)
 		{
 			if ($this->wm_use_drop_shadow)
@@ -1098,7 +1098,7 @@ class CI_Image_lib {
 				imagestring($src_img, $this->wm_font_size, $x_axis, $y_axis, $this->wm_text, $txt_color);
 		}
 
-		//  Output the final image
+		// Output the final image
 		if ($this->dynamic_output == TRUE)
 		{
 			$this->image_display_gd($src_img);
@@ -1366,7 +1366,7 @@ class CI_Image_lib {
 	 * Size calculator
 	 *
 	 * This function takes a known width x height and
-	 * recalculates it to a new size.  Only one
+	 * recalculates it to a new size. Only one
 	 * new variable needs to be known
 	 *
 	 *	$props = array(
@@ -1374,7 +1374,7 @@ class CI_Image_lib {
 	 *					'height'		=> $height,
 	 *					'new_width'		=> 40,
 	 *					'new_height'	=> ''
-	 *				  );
+	 *				 );
 	 *
 	 * @access	public
 	 * @param	array
@@ -1418,10 +1418,10 @@ class CI_Image_lib {
 	 * Explode source_image
 	 *
 	 * This is a helper function that extracts the extension
-	 * from the source_image.  This function lets us deal with
-	 * source_images with multiple periods, like:  my.cool.jpg
+	 * from the source_image. This function lets us deal with
+	 * source_images with multiple periods, like: my.cool.jpg
 	 * It returns an associative array with two elements:
-	 * $array['ext']  = '.jpg';
+	 * $array['ext'] = '.jpg';
 	 * $array['name'] = 'my.cool';
 	 *
 	 * @access	public
diff --git a/system/libraries/Javascript.php b/system/libraries/Javascript.php
index 34e0d7001..9e42a4385 100644
--- a/system/libraries/Javascript.php
+++ b/system/libraries/Javascript.php
@@ -1,4 +1,4 @@
-<?php  if ( ! defined('BASEPATH')) exit('No direct script access allowed');
+<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
 /**
  * CodeIgniter
  *
@@ -49,10 +49,10 @@ class CI_Javascript {
 		// make js to refer to current library
 		$this->js =& $this->CI->$js_library_driver;
 
-		log_message('debug', "Javascript Class Initialized and loaded.  Driver used: $js_library_driver");
+		log_message('debug', "Javascript Class Initialized and loaded. Driver used: $js_library_driver");
 	}
 
-	// --------------------------------------------------------------------	
+	// --------------------------------------------------------------------
 	// Event Code
 	// --------------------------------------------------------------------
 
@@ -378,7 +378,7 @@ class CI_Javascript {
 		return $this->js->_unload($element, $js);
 	}
 
-	// --------------------------------------------------------------------	
+	// --------------------------------------------------------------------
 	// Effects
 	// --------------------------------------------------------------------
 
@@ -685,7 +685,7 @@ class CI_Javascript {
 
 		return $str;
 	}
-	
+
 	// --------------------------------------------------------------------
 
 	/**
@@ -855,7 +855,7 @@ class CI_Javascript {
 		}
 		elseif (is_string($result) OR $is_key)
 		{
-			return '"'.str_replace(array('\\', "\t", "\n", "\r", '"', '/'), array('\\\\', '\\t', '\\n', "\\r", '\"', '\/'), $result).'"';			
+			return '"'.str_replace(array('\\', "\t", "\n", "\r", '"', '/'), array('\\\\', '\\t', '\\n', "\\r", '\"', '\/'), $result).'"';
 		}
 		elseif (is_scalar($result))
 		{
diff --git a/system/libraries/Log.php b/system/libraries/Log.php
index 9f1db76ba..2505fc678 100644
--- a/system/libraries/Log.php
+++ b/system/libraries/Log.php
@@ -1,4 +1,4 @@
-<?php  if ( ! defined('BASEPATH')) exit('No direct script access allowed');
+<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
 /**
  * CodeIgniter
  *
@@ -30,7 +30,7 @@ class CI_Log {
 	protected $_threshold	= 1;
 	protected $_date_fmt	= 'Y-m-d H:i:s';
 	protected $_enabled	= TRUE;
-	protected $_levels	= array('ERROR' => '1', 'DEBUG' => '2',  'INFO' => '3', 'ALL' => '4');
+	protected $_levels	= array('ERROR' => '1', 'DEBUG' => '2', 'INFO' => '3', 'ALL' => '4');
 
 	/**
 	 * Constructor
@@ -84,11 +84,11 @@ class CI_Log {
 		}
 
 		$filepath = $this->_log_path.'log-'.date('Y-m-d').'.php';
-		$message  = '';
+		$message = '';
 
 		if ( ! file_exists($filepath))
 		{
-			$message .= "<"."?php  if ( ! defined('BASEPATH')) exit('No direct script access allowed'); ?".">\n\n";
+			$message .= "<"."?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); ?".">\n\n";
 		}
 
 		if ( ! $fp = @fopen($filepath, FOPEN_WRITE_CREATE))
diff --git a/system/libraries/Pagination.php b/system/libraries/Pagination.php
index cc62e660b..d9c22d501 100644
--- a/system/libraries/Pagination.php
+++ b/system/libraries/Pagination.php
@@ -1,4 +1,4 @@
-<?php  if ( ! defined('BASEPATH')) exit('No direct script access allowed');
+<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
 /**
  * CodeIgniter
  *
@@ -30,10 +30,10 @@ class CI_Pagination {
 	var $prefix				= ''; // A custom prefix added to the path.
 	var $suffix				= ''; // A custom suffix added to the path.
 
-	var $total_rows			=  0; // Total number of items (database results)
+	var $total_rows			= 0; // Total number of items (database results)
 	var $per_page			= 10; // Max number of items you want shown per page
-	var $num_links			=  2; // Number of "digit" links to show before/after the currently viewed page
-	var $cur_page			=  0; // The current page being viewed
+	var $num_links			= 2; // Number of "digit" links to show before/after the currently viewed page
+	var $cur_page			= 0; // The current page being viewed
 	var $first_link			= '&lsaquo; First';
 	var $next_link			= '&gt;';
 	var $prev_link			= '&lt;';
@@ -177,9 +177,9 @@ class CI_Pagination {
 		// Calculate the start and end numbers. These determine
 		// which number to start and end the digit links with
 		$start = (($this->cur_page - $this->num_links) > 0) ? $this->cur_page - ($this->num_links - 1) : 1;
-		$end   = (($this->cur_page + $this->num_links) < $num_pages) ? $this->cur_page + $this->num_links : $num_pages;
+		$end  = (($this->cur_page + $this->num_links) < $num_pages) ? $this->cur_page + $this->num_links : $num_pages;
 
-		// Is pagination being used over GET or POST?  If get, add a per_page query
+		// Is pagination being used over GET or POST? If get, add a per_page query
 		// string. If post, add a trailing slash to the base URL if needed
 		if ($CI->config->item('enable_query_strings') === TRUE OR $this->page_query_string === TRUE)
 		{
@@ -194,14 +194,14 @@ class CI_Pagination {
 		$output = '';
 
 		// Render the "First" link
-		if  ($this->first_link !== FALSE AND $this->cur_page > ($this->num_links + 1))
+		if ($this->first_link !== FALSE AND $this->cur_page > ($this->num_links + 1))
 		{
 			$first_url = ($this->first_url == '') ? $this->base_url : $this->first_url;
 			$output .= $this->first_tag_open.'<a '.$this->anchor_class.'href="'.$first_url.'">'.$this->first_link.'</a>'.$this->first_tag_close;
 		}
 
 		// Render the "previous" link
-		if  ($this->prev_link !== FALSE AND $this->cur_page != 1)
+		if ($this->prev_link !== FALSE AND $this->cur_page != 1)
 		{
 			$i = $uri_page_number - $this->per_page;
 
@@ -263,7 +263,7 @@ class CI_Pagination {
 			$output .= $this->last_tag_open.'<a '.$this->anchor_class.'href="'.$this->base_url.$this->prefix.$i.$this->suffix.'">'.$this->last_link.'</a>'.$this->last_tag_close;
 		}
 
-		// Kill double slashes.  Note: Sometimes we can end up with a double slash
+		// Kill double slashes. Note: Sometimes we can end up with a double slash
 		// in the penultimate link so we'll kill all double slashes.
 		$output = preg_replace("#([^:])//+#", "\\1/", $output);
 
diff --git a/system/libraries/Parser.php b/system/libraries/Parser.php
index d223da020..f48f2a7e5 100644
--- a/system/libraries/Parser.php
+++ b/system/libraries/Parser.php
@@ -1,4 +1,4 @@
-<?php  if ( ! defined('BASEPATH')) exit('No direct script access allowed');
+<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
 /**
  * CodeIgniter
  *
@@ -31,7 +31,7 @@ class CI_Parser {
 	var $object;
 
 	/**
-	 *  Parse a template
+	 * Parse a template
 	 *
 	 * Parses pseudo-variables contained in the specified template view,
 	 * replacing them with the data in the second param
@@ -53,7 +53,7 @@ class CI_Parser {
 	// --------------------------------------------------------------------
 
 	/**
-	 *  Parse a String
+	 * Parse a String
 	 *
 	 * Parses pseudo-variables contained in the specified string,
 	 * replacing them with the data in the second param
@@ -72,7 +72,7 @@ class CI_Parser {
 	// --------------------------------------------------------------------
 
 	/**
-	 *  Parse a template
+	 * Parse a template
 	 *
 	 * Parses pseudo-variables contained in the specified template,
 	 * replacing them with the data in the second param
@@ -114,7 +114,7 @@ class CI_Parser {
 	// --------------------------------------------------------------------
 
 	/**
-	 *  Set the left/right variable delimiters
+	 * Set the left/right variable delimiters
 	 *
 	 * @access	public
 	 * @param	string
@@ -130,7 +130,7 @@ class CI_Parser {
 	// --------------------------------------------------------------------
 
 	/**
-	 *  Parse a single key/value
+	 * Parse a single key/value
 	 *
 	 * @access	private
 	 * @param	string
@@ -146,9 +146,9 @@ class CI_Parser {
 	// --------------------------------------------------------------------
 
 	/**
-	 *  Parse a tag pair
+	 * Parse a tag pair
 	 *
-	 * Parses tag pairs:  {some_tag} string... {/some_tag}
+	 * Parses tag pairs: {some_tag} string... {/some_tag}
 	 *
 	 * @access	private
 	 * @param	string
@@ -188,7 +188,7 @@ class CI_Parser {
 	// --------------------------------------------------------------------
 
 	/**
-	 *  Matches a variable pair
+	 * Matches a variable pair
 	 *
 	 * @access	private
 	 * @param	string
diff --git a/system/libraries/Profiler.php b/system/libraries/Profiler.php
index 082a5ee1d..96ab15789 100644
--- a/system/libraries/Profiler.php
+++ b/system/libraries/Profiler.php
@@ -1,4 +1,4 @@
-<?php  if ( ! defined('BASEPATH')) exit('No direct script access allowed');
+<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
 /**
  * CodeIgniter
  *
@@ -102,7 +102,7 @@ class CI_Profiler {
 	 *
 	 * This function cycles through the entire array of mark points and
 	 * matches any two points that are named identically (ending in "_start"
-	 * and "_end" respectively).  It then compiles the execution times for
+	 * and "_end" respectively). It then compiles the execution times for
 	 * all points and returns it as an array
 	 *
 	 * @return	array
@@ -125,9 +125,9 @@ class CI_Profiler {
 
 		// Build a table containing the profile data.
 		// Note: At some point we should turn this into a template that can
-		// be modified.  We also might want to make this data available to be logged
+		// be modified. We also might want to make this data available to be logged
 
-		$output  = "\n\n";
+		$output = "\n\n";
 		$output .= '<fieldset id="ci_profiler_benchmarks" style="border:1px solid #900;padding:6px 10px 10px 10px;margin:20px 0 20px 0;background-color:#eee">';
 		$output .= "\n";
 		$output .= '<legend style="color:#900;">&nbsp;&nbsp;'.$this->CI->lang->line('profiler_benchmarks').'&nbsp;&nbsp;</legend>';
@@ -168,7 +168,7 @@ class CI_Profiler {
 
 		if (count($dbs) == 0)
 		{
-			$output  = "\n\n";
+			$output = "\n\n";
 			$output .= '<fieldset id="ci_profiler_queries" style="border:1px solid #0000FF;padding:6px 10px 10px 10px;margin:20px 0 20px 0;background-color:#eee">';
 			$output .= "\n";
 			$output .= '<legend style="color:#0000FF;">&nbsp;&nbsp;'.$this->CI->lang->line('profiler_queries').'&nbsp;&nbsp;</legend>';
@@ -187,7 +187,7 @@ class CI_Profiler {
 		// Key words we want bolded
 		$highlight = array('SELECT', 'DISTINCT', 'FROM', 'WHERE', 'AND', 'LEFT&nbsp;JOIN', 'ORDER&nbsp;BY', 'GROUP&nbsp;BY', 'LIMIT', 'INSERT', 'INTO', 'VALUES', 'UPDATE', 'OR&nbsp;', 'HAVING', 'OFFSET', 'NOT&nbsp;IN', 'IN', 'LIKE', 'NOT&nbsp;LIKE', 'COUNT', 'MAX', 'MIN', 'ON', 'AS', 'AVG', 'SUM', '(', ')');
 
-		$output  = "\n\n";
+		$output = "\n\n";
 
 		$count = 0;
 
@@ -249,7 +249,7 @@ class CI_Profiler {
 	 */
 	protected function _compile_get()
 	{
-		$output  = "\n\n";
+		$output = "\n\n";
 		$output .= '<fieldset id="ci_profiler_get" style="border:1px solid #cd6e00;padding:6px 10px 10px 10px;margin:20px 0 20px 0;background-color:#eee">';
 		$output .= "\n";
 		$output .= '<legend style="color:#cd6e00;">&nbsp;&nbsp;'.$this->CI->lang->line('profiler_get_data').'&nbsp;&nbsp;</legend>';
@@ -298,7 +298,7 @@ class CI_Profiler {
 	 */
 	protected function _compile_post()
 	{
-		$output  = "\n\n";
+		$output = "\n\n";
 		$output .= '<fieldset id="ci_profiler_post" style="border:1px solid #009900;padding:6px 10px 10px 10px;margin:20px 0 20px 0;background-color:#eee">';
 		$output .= "\n";
 		$output .= '<legend style="color:#009900;">&nbsp;&nbsp;'.$this->CI->lang->line('profiler_post_data').'&nbsp;&nbsp;</legend>';
@@ -347,7 +347,7 @@ class CI_Profiler {
 	 */
 	protected function _compile_uri_string()
 	{
-		$output  = "\n\n";
+		$output = "\n\n";
 		$output .= '<fieldset id="ci_profiler_uri_string" style="border:1px solid #000;padding:6px 10px 10px 10px;margin:20px 0 20px 0;background-color:#eee">';
 		$output .= "\n";
 		$output .= '<legend style="color:#000;">&nbsp;&nbsp;'.$this->CI->lang->line('profiler_uri_string').'&nbsp;&nbsp;</legend>';
@@ -376,7 +376,7 @@ class CI_Profiler {
 	 */
 	protected function _compile_controller_info()
 	{
-		$output  = "\n\n";
+		$output = "\n\n";
 		$output .= '<fieldset id="ci_profiler_controller_info" style="border:1px solid #995300;padding:6px 10px 10px 10px;margin:20px 0 20px 0;background-color:#eee">';
 		$output .= "\n";
 		$output .= '<legend style="color:#995300;">&nbsp;&nbsp;'.$this->CI->lang->line('profiler_controller_info').'&nbsp;&nbsp;</legend>';
@@ -400,7 +400,7 @@ class CI_Profiler {
 	 */
 	protected function _compile_memory_usage()
 	{
-		$output  = "\n\n";
+		$output = "\n\n";
 		$output .= '<fieldset id="ci_profiler_memory_usage" style="border:1px solid #5a0099;padding:6px 10px 10px 10px;margin:20px 0 20px 0;background-color:#eee">';
 		$output .= "\n";
 		$output .= '<legend style="color:#5a0099;">&nbsp;&nbsp;'.$this->CI->lang->line('profiler_memory_usage').'&nbsp;&nbsp;</legend>';
@@ -431,7 +431,7 @@ class CI_Profiler {
 	 */
 	protected function _compile_http_headers()
 	{
-		$output  = "\n\n";
+		$output = "\n\n";
 		$output .= '<fieldset id="ci_profiler_http_headers" style="border:1px solid #000;padding:6px 10px 10px 10px;margin:20px 0 20px 0;background-color:#eee">';
 		$output .= "\n";
 		$output .= '<legend style="color:#000;">&nbsp;&nbsp;'.$this->CI->lang->line('profiler_headers').'&nbsp;&nbsp;(<span style="cursor: pointer;" onclick="var s=document.getElementById(\'ci_profiler_httpheaders_table\').style;s.display=s.display==\'none\'?\'\':\'none\';this.innerHTML=this.innerHTML==\''.$this->CI->lang->line('profiler_section_show').'\'?\''.$this->CI->lang->line('profiler_section_hide').'\':\''.$this->CI->lang->line('profiler_section_show').'\';">'.$this->CI->lang->line('profiler_section_show').'</span>)</legend>';
@@ -462,7 +462,7 @@ class CI_Profiler {
 	 */
 	protected function _compile_config()
 	{
-		$output  = "\n\n";
+		$output = "\n\n";
 		$output .= '<fieldset id="ci_profiler_config" style="border:1px solid #000;padding:6px 10px 10px 10px;margin:20px 0 20px 0;background-color:#eee">';
 		$output .= "\n";
 		$output .= '<legend style="color:#000;">&nbsp;&nbsp;'.$this->CI->lang->line('profiler_config').'&nbsp;&nbsp;(<span style="cursor: pointer;" onclick="var s=document.getElementById(\'ci_profiler_config_table\').style;s.display=s.display==\'none\'?\'\':\'none\';this.innerHTML=this.innerHTML==\''.$this->CI->lang->line('profiler_section_show').'\'?\''.$this->CI->lang->line('profiler_section_hide').'\':\''.$this->CI->lang->line('profiler_section_show').'\';">'.$this->CI->lang->line('profiler_section_show').'</span>)</legend>';
diff --git a/system/libraries/Session.php b/system/libraries/Session.php
index 2c8a80163..76525dbb8 100644
--- a/system/libraries/Session.php
+++ b/system/libraries/Session.php
@@ -1,4 +1,4 @@
-<?php  if ( ! defined('BASEPATH')) exit('No direct script access allowed');
+<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
 /**
  * CodeIgniter
  *
@@ -81,14 +81,14 @@ class CI_Session {
 			$this->CI->load->library('encrypt');
 		}
 
-		// Are we using a database?  If so, load it
+		// Are we using a database? If so, load it
 		if ($this->sess_use_database === TRUE AND $this->sess_table_name != '')
 		{
 			$this->CI->load->database();
 		}
 
-		// Set the "now" time.  Can either be GMT or server time, based on the
-		// config prefs.  We use this to set the "last activity" time
+		// Set the "now" time. Can either be GMT or server time, based on the
+		// config prefs. We use this to set the "last activity" time
 		$this->now = $this->_get_time();
 
 		// Set the session length. If the session expiration is
@@ -97,12 +97,12 @@ class CI_Session {
 		{
 			$this->sess_expiration = (60*60*24*365*2);
 		}
-		
+
 		// Set the cookie name
 		$this->sess_cookie_name = $this->cookie_prefix.$this->sess_cookie_name;
 
 		// Run the Session routine. If a session doesn't exist we'll
-		// create a new one.  If it does, we'll update it.
+		// create a new one. If it does, we'll update it.
 		if ( ! $this->sess_read())
 		{
 			$this->sess_create();
@@ -137,7 +137,7 @@ class CI_Session {
 		// Fetch the cookie
 		$session = $this->CI->input->cookie($this->sess_cookie_name);
 
-		// No cookie?  Goodbye cruel world!...
+		// No cookie? Goodbye cruel world!...
 		if ($session === FALSE)
 		{
 			log_message('debug', 'A session cookie was not found.');
@@ -155,8 +155,8 @@ class CI_Session {
 			$hash	 = substr($session, strlen($session)-32); // get last 32 chars
 			$session = substr($session, 0, strlen($session)-32);
 
-			// Does the md5 hash match?  This is to prevent manipulation of session data in userspace
-			if ($hash !==  md5($session.$this->encryption_key))
+			// Does the md5 hash match? This is to prevent manipulation of session data in userspace
+			if ($hash !== md5($session.$this->encryption_key))
 			{
 				log_message('error', 'The session cookie data did not match what was expected. This could be a possible hacking attempt.');
 				$this->sess_destroy();
@@ -212,14 +212,14 @@ class CI_Session {
 
 			$query = $this->CI->db->get($this->sess_table_name);
 
-			// No result?  Kill it!
+			// No result? Kill it!
 			if ($query->num_rows() == 0)
 			{
 				$this->sess_destroy();
 				return FALSE;
 			}
 
-			// Is there custom data?  If so, add it to the main session array
+			// Is there custom data? If so, add it to the main session array
 			$row = $query->row();
 			if (isset($row->user_data) AND $row->user_data != '')
 			{
@@ -252,7 +252,7 @@ class CI_Session {
 	 */
 	function sess_write()
 	{
-		// Are we saving custom data to the DB?  If not, all we do is update the cookie
+		// Are we saving custom data to the DB? If not, all we do is update the cookie
 		if ($this->sess_use_database === FALSE)
 		{
 			$this->_set_cookie();
@@ -272,7 +272,7 @@ class CI_Session {
 			$cookie_userdata[$val] = $this->userdata[$val];
 		}
 
-		// Did we find any custom data?  If not, we turn the empty array into a string
+		// Did we find any custom data? If not, we turn the empty array into a string
 		// since there's no reason to serialize and store an empty array in the DB
 		if (count($custom_userdata) === 0)
 		{
@@ -288,7 +288,7 @@ class CI_Session {
 		$this->CI->db->where('session_id', $this->userdata['session_id']);
 		$this->CI->db->update($this->sess_table_name, array('last_activity' => $this->userdata['last_activity'], 'user_data' => $custom_userdata));
 
-		// Write the cookie.  Notice that we manually pass the cookie data array to the
+		// Write the cookie. Notice that we manually pass the cookie data array to the
 		// _set_cookie() function. Normally that function will store $this->userdata, but
 		// in this case that array contains custom data, which we do not want in the cookie.
 		$this->_set_cookie($cookie_userdata);
@@ -535,7 +535,7 @@ class CI_Session {
 	 */
 	function keep_flashdata($key)
 	{
-		// 'old' flashdata gets removed.  Here we mark all
+		// 'old' flashdata gets removed. Here we mark all
 		// flashdata as 'new' to preserve it from _flashdata_sweep()
 		// Note the function will return FALSE if the $key
 		// provided cannot be found
diff --git a/system/libraries/Sha1.php b/system/libraries/Sha1.php
index 1a657572b..04e07d1c1 100644
--- a/system/libraries/Sha1.php
+++ b/system/libraries/Sha1.php
@@ -1,4 +1,4 @@
-<?php  if ( ! defined('BASEPATH')) exit('No direct script access allowed');
+<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
 /**
  * CodeIgniter
  *
@@ -74,10 +74,10 @@ class CI_SHA1 {
 
 		$x[$n * 16 - 1] = strlen($str) * 8;
 
-		$a =  1732584193;
+		$a = 1732584193;
 		$b = -271733879;
 		$c = -1732584194;
-		$d =  271733878;
+		$d = 271733878;
 		$e = -1009589776;
 
 		for ($i = 0; $i < count($x); $i += 16)
@@ -142,7 +142,7 @@ class CI_SHA1 {
 	// --------------------------------------------------------------------
 
 	/**
-	 *  Return result based on iteration
+	 * Return result based on iteration
 	 *
 	 * @access	private
 	 * @return	string
diff --git a/system/libraries/Table.php b/system/libraries/Table.php
index def696776..764df37da 100644
--- a/system/libraries/Table.php
+++ b/system/libraries/Table.php
@@ -1,4 +1,4 @@
-<?php  if ( ! defined('BASEPATH')) exit('No direct script access allowed');
+<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
 /**
  * CodeIgniter
  *
@@ -81,9 +81,9 @@ class CI_Table {
 	// --------------------------------------------------------------------
 
 	/**
-	 * Set columns.  Takes a one-dimensional array as input and creates
+	 * Set columns. Takes a one-dimensional array as input and creates
 	 * a multi-dimensional array with a depth equal to the number of
-	 * columns.  This allows a single array with many elements to  be
+	 * columns. This allows a single array with many elements to be
 	 * displayed in a table that has a fixed column count.
 	 *
 	 * @access	public
@@ -247,7 +247,7 @@ class CI_Table {
 			}
 		}
 
-		// Is there anything to display?  No?  Smite them!
+		// Is there anything to display? No? Smite them!
 		if (count($this->heading) == 0 AND count($this->rows) == 0)
 		{
 			return 'Undefined table data';
@@ -376,7 +376,7 @@ class CI_Table {
 	// --------------------------------------------------------------------
 
 	/**
-	 * Clears the table arrays.  Useful if multiple tables are being generated
+	 * Clears the table arrays. Useful if multiple tables are being generated
 	 *
 	 * @access	public
 	 * @return	void
@@ -495,7 +495,7 @@ class CI_Table {
 	 */
 	function _default_template()
 	{
-		return  array (
+		return array (
 						'table_open'			=> '<table border="0" cellpadding="4" cellspacing="0">',
 
 						'thead_open'			=> '<thead>',
diff --git a/system/libraries/Trackback.php b/system/libraries/Trackback.php
index b0a767822..b0f8a9098 100644
--- a/system/libraries/Trackback.php
+++ b/system/libraries/Trackback.php
@@ -1,4 +1,4 @@
-<?php  if ( ! defined('BASEPATH')) exit('No direct script access allowed');
+<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
 /**
  * CodeIgniter
  *
@@ -125,7 +125,7 @@ class CI_Trackback {
 	// --------------------------------------------------------------------
 
 	/**
-	 * Receive Trackback  Data
+	 * Receive Trackback Data
 	 *
 	 * This function simply validates the incoming TB data.
 	 * It returns FALSE on failure and TRUE on success.
@@ -170,7 +170,7 @@ class CI_Trackback {
 	/**
 	 * Send Trackback Error Message
 	 *
-	 * Allows custom errors to be set.  By default it
+	 * Allows custom errors to be set. By default it
 	 * sends the "incomplete information" error, as that's
 	 * the most common one.
 	 *
@@ -221,7 +221,7 @@ class CI_Trackback {
 	 * Process Trackback
 	 *
 	 * Opens a socket connection and passes the data to
-	 * the server.  Returns TRUE on success, FALSE on failure
+	 * the server. Returns TRUE on success, FALSE on failure
 	 *
 	 * @access	public
 	 * @param	string
@@ -359,11 +359,11 @@ class CI_Trackback {
 		if (strpos($url, '?') !== FALSE)
 		{
 			$tb_array = explode('/', $url);
-			$tb_end   = $tb_array[count($tb_array)-1];
+			$tb_end  = $tb_array[count($tb_array)-1];
 
 			if ( ! is_numeric($tb_end))
 			{
-				$tb_end  = $tb_array[count($tb_array)-2];
+				$tb_end = $tb_array[count($tb_array)-2];
 			}
 
 			$tb_array = explode('=', $tb_end);
@@ -378,7 +378,7 @@ class CI_Trackback {
 
 			if ( ! is_numeric($tb_id))
 			{
-				$tb_id  = $tb_array[count($tb_array)-2];
+				$tb_id = $tb_array[count($tb_array)-2];
 			}
 		}
 
@@ -406,7 +406,7 @@ class CI_Trackback {
 		$temp = '__TEMP_AMPERSANDS__';
 
 		$str = preg_replace("/&#(\d+);/", "$temp\\1;", $str);
-		$str = preg_replace("/&(\w+);/",  "$temp\\1;", $str);
+		$str = preg_replace("/&(\w+);/", "$temp\\1;", $str);
 
 		$str = str_replace(array("&","<",">","\"", "'", "-"),
 							array("&amp;", "&lt;", "&gt;", "&quot;", "&#39;", "&#45;"),
diff --git a/system/libraries/Typography.php b/system/libraries/Typography.php
index 734cec104..3ceb0b52b 100644
--- a/system/libraries/Typography.php
+++ b/system/libraries/Typography.php
@@ -1,4 +1,4 @@
-<?php  if ( ! defined('BASEPATH')) exit('No direct script access allowed');
+<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
 /**
  * CodeIgniter
  *
@@ -53,7 +53,7 @@ class CI_Typography {
 	 *	- Converts single and double quotes into correctly facing curly quote entities.
 	 *	- Converts three dots into ellipsis.
 	 *	- Converts double dashes into em-dashes.
-	 *  - Converts two spaces into entities
+	 * - Converts two spaces into entities
 	 *
 	 * @access	public
 	 * @param	string
@@ -73,7 +73,7 @@ class CI_Typography {
 			$str = str_replace(array("\r\n", "\r"), "\n", $str);
 		}
 
-		// Reduce line breaks.  If there are more than two consecutive linebreaks
+		// Reduce line breaks. If there are more than two consecutive linebreaks
 		// we'll compress them down to a maximum of two since there's no benefit to more.
 		if ($reduce_linebreaks === TRUE)
 		{
@@ -94,7 +94,7 @@ class CI_Typography {
 			}
 		}
 
-		// match and yank <pre> tags if they exist.  It's cheaper to do this separately since most content will
+		// match and yank <pre> tags if they exist. It's cheaper to do this separately since most content will
 		// not contain <pre> tags, and it keeps the PCRE patterns below simpler and faster
 		if (strpos($str, '<pre') !== FALSE)
 		{
@@ -110,12 +110,12 @@ class CI_Typography {
 			$str = preg_replace_callback("#\{.+?\}#si", array($this, '_protect_characters'), $str);
 		}
 
-		// Convert "ignore" tags to temporary marker.  The parser splits out the string at every tag
-		// it encounters.  Certain inline tags, like image tags, links, span tags, etc. will be
+		// Convert "ignore" tags to temporary marker. The parser splits out the string at every tag
+		// it encounters. Certain inline tags, like image tags, links, span tags, etc. will be
 		// adversely affected if they are split out so we'll convert the opening bracket < temporarily to: {@TAG}
 		$str = preg_replace("#<(/*)(".$this->inline_elements.")([ >])#i", "{@TAG}\\1\\2\\3", $str);
 
-		// Split the string at every tag.  This expression creates an array with this prototype:
+		// Split the string at every tag. This expression creates an array with this prototype:
 		//
 		//	[array]
 		//	{
@@ -126,7 +126,7 @@ class CI_Typography {
 		//	}
 		$chunks = preg_split('/(<(?:[^<>]+(?:"[^"]*"|\'[^\']*\')?)+>)/', $str, -1, PREG_SPLIT_DELIM_CAPTURE|PREG_SPLIT_NO_EMPTY);
 
-		// Build our finalized string.  We cycle through the array, skipping tags, and processing the contained text
+		// Build our finalized string. We cycle through the array, skipping tags, and processing the contained text
 		$str = '';
 		$process = TRUE;
 		$paragraph = FALSE;
@@ -143,7 +143,7 @@ class CI_Typography {
 			{
 				if (preg_match("#".$this->skip_elements."#", $match[2]))
 				{
-					$process =  ($match[1] == '/') ? TRUE : FALSE;
+					$process = ($match[1] == '/') ? TRUE : FALSE;
 				}
 
 				if ($match[1] == '')
@@ -161,17 +161,17 @@ class CI_Typography {
 				continue;
 			}
 
-			//  Force a newline to make sure end tags get processed by _format_newlines()
+			// Force a newline to make sure end tags get processed by _format_newlines()
 			if ($current_chunk == $total_chunks)
 			{
 				$chunk .= "\n";
 			}
 
-			//  Convert Newlines into <p> and <br /> tags
+			// Convert Newlines into <p> and <br /> tags
 			$str .= $this->_format_newlines($chunk);
 		}
 
-		// No opening block level tag?  Add it if needed.
+		// No opening block level tag? Add it if needed.
 		if ( ! preg_match("/^\s*<(?:".$this->block_elements.")/i", $str))
 		{
 			$str = preg_replace("/^(.*?)<(".$this->block_elements.")/i", '<p>$1</p><$2', $str);
@@ -204,14 +204,14 @@ class CI_Typography {
 						'#<p></p><('.$this->block_elements.')#'	=> '<$1',
 
 						// Clean up stray non-breaking spaces preceeding block elements
-						'#(&nbsp;\s*)+<('.$this->block_elements.')#'	=> '  <$2',
+						'#(&nbsp;\s*)+<('.$this->block_elements.')#'	=> ' <$2',
 
 						// Replace the temporary markers we added earlier
 						'/\{@TAG\}/'		=> '<',
 						'/\{@DQ\}/'			=> '"',
 						'/\{@SQ\}/'			=> "'",
 						'/\{@DD\}/'			=> '--',
-						'/\{@NBS\}/'		=> '  ',
+						'/\{@NBS\}/'		=> ' ',
 
 						// An unintended consequence of the _format_newlines function is that
 						// some of the newlines get truncated, resulting in <p> tags
@@ -296,7 +296,7 @@ class CI_Typography {
 							'/(\w)\.{3}/'					=> '$1&#8230;',
 
 							// double space after sentences
-							'/(\W)  /'						=> '$1&nbsp; ',
+							'/(\W) /'						=> '$1&nbsp; ',
 
 							// ampersands, if not a character entity
 							'/&(?!#?[a-zA-Z0-9]{2,};)/'		=> '&amp;'
@@ -324,7 +324,7 @@ class CI_Typography {
 			return $str;
 		}
 
-		if (strpos($str, "\n") === FALSE  && ! in_array($this->last_block_element, $this->inner_block_required))
+		if (strpos($str, "\n") === FALSE && ! in_array($this->last_block_element, $this->inner_block_required))
 		{
 			return $str;
 		}
@@ -341,7 +341,7 @@ class CI_Typography {
 			// We trim off the right-side new line so that the closing </p> tag
 			// will be positioned immediately following the string, matching
 			// the behavior of the opening <p> tag
-			$str =  '<p>'.rtrim($str).'</p>';
+			$str = '<p>'.rtrim($str).'</p>';
 		}
 
 		// Remove empty paragraphs if they are on the first line, as this
@@ -367,7 +367,7 @@ class CI_Typography {
 	 */
 	function _protect_characters($match)
 	{
-		return str_replace(array("'",'"','--','  '), array('{@SQ}', '{@DQ}', '{@DD}', '{@NBS}'), $match[0]);
+		return str_replace(array("'",'"','--',' '), array('{@SQ}', '{@DQ}', '{@DD}', '{@NBS}'), $match[0]);
 	}
 
 	// --------------------------------------------------------------------
diff --git a/system/libraries/Unit_test.php b/system/libraries/Unit_test.php
index 5bd7e801a..c9012f646 100644
--- a/system/libraries/Unit_test.php
+++ b/system/libraries/Unit_test.php
@@ -1,4 +1,4 @@
-<?php  if ( ! defined('BASEPATH')) exit('No direct script access allowed');
+<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
 /**
  * CodeIgniter
  *
diff --git a/system/libraries/Upload.php b/system/libraries/Upload.php
index 3177424c4..51fbf772c 100644
--- a/system/libraries/Upload.php
+++ b/system/libraries/Upload.php
@@ -1,4 +1,4 @@
-<?php  if ( ! defined('BASEPATH')) exit('No direct script access allowed');
+<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
 /**
  * CodeIgniter
  *
@@ -185,7 +185,7 @@ class CI_Upload {
 				case 8: // UPLOAD_ERR_EXTENSION
 					$this->set_error('upload_stopped_by_extension');
 					break;
-				default :   $this->set_error('upload_no_file_selected');
+				default :  $this->set_error('upload_no_file_selected');
 					break;
 			}
 
@@ -290,7 +290,7 @@ class CI_Upload {
 		/*
 		 * Run the file through the XSS hacking filter
 		 * This helps prevent malicious code from being
-		 * embedded within a file.  Scripts can easily
+		 * embedded within a file. Scripts can easily
 		 * be disguised as images or other file types.
 		 */
 		if ($this->xss_clean)
@@ -305,8 +305,8 @@ class CI_Upload {
 		/*
 		 * Move the file to the final destination
 		 * To deal with different server configurations
-		 * we'll attempt to use copy() first.  If that fails
-		 * we'll use move_uploaded_file().  One of the two should
+		 * we'll attempt to use copy() first. If that fails
+		 * we'll use move_uploaded_file(). One of the two should
 		 * reliably work in most environments
 		 */
 		if ( ! @copy($this->file_temp, $this->upload_path.$this->file_name))
@@ -321,7 +321,7 @@ class CI_Upload {
 		/*
 		 * Set the finalized image dimensions
 		 * This sets the image width/height (assuming the
-		 * file was an image).  We use this information
+		 * file was an image). We use this information
 		 * in the "data" function.
 		 */
 		$this->set_image_properties($this->upload_path.$this->file_name);
@@ -518,7 +518,7 @@ class CI_Upload {
 				$this->image_width		= $D['0'];
 				$this->image_height		= $D['1'];
 				$this->image_type		= ( ! isset($types[$D['2']])) ? 'unknown' : $types[$D['2']];
-				$this->image_size_str	= $D['3'];  // string containing height and width
+				$this->image_size_str	= $D['3']; // string containing height and width
 			}
 		}
 	}
@@ -551,7 +551,7 @@ class CI_Upload {
 		// IE will sometimes return odd mime-types during upload, so here we just standardize all
 		// jpegs or pngs to the same file type.
 
-		$png_mimes  = array('image/x-png');
+		$png_mimes = array('image/x-png');
 		$jpeg_mimes = array('image/jpg', 'image/jpe', 'image/jpeg', 'image/pjpeg');
 
 		if (in_array($this->file_type, $png_mimes))
@@ -642,7 +642,7 @@ class CI_Upload {
 	 */
 	public function is_allowed_filesize()
 	{
-		if ($this->max_size != 0  AND  $this->file_size > $this->max_size)
+		if ($this->max_size != 0 AND $this->file_size > $this->max_size)
 		{
 			return FALSE;
 		}
@@ -721,7 +721,7 @@ class CI_Upload {
 			return FALSE;
 		}
 
-		$this->upload_path = preg_replace("/(.+?)\/*$/", "\\1/",  $this->upload_path);
+		$this->upload_path = preg_replace("/(.+?)\/*$/", "\\1/", $this->upload_path);
 		return TRUE;
 	}
 
@@ -834,7 +834,7 @@ class CI_Upload {
 			$current = ini_get('memory_limit') * 1024 * 1024;
 
 			// There was a bug/behavioural change in PHP 5.2, where numbers over one million get output
-			// into scientific notation.  number_format() ensures this number is an integer
+			// into scientific notation. number_format() ensures this number is an integer
 			// http://bugs.php.net/bug.php?id=43053
 
 			$new_memory = number_format(ceil(filesize($file) + $current), 0, '.', '');
@@ -844,8 +844,8 @@ class CI_Upload {
 
 		// If the file being uploaded is an image, then we should have no problem with XSS attacks (in theory), but
 		// IE can be fooled into mime-type detecting a malformed image as an html file, thus executing an XSS attack on anyone
-		// using IE who looks at the image.  It does this by inspecting the first 255 bytes of an image.  To get around this
-		// CI will itself look at the first 255 bytes of an image to determine its relative safety.  This can save a lot of
+		// using IE who looks at the image. It does this by inspecting the first 255 bytes of an image. To get around this
+		// CI will itself look at the first 255 bytes of an image to determine its relative safety. This can save a lot of
 		// processor power and time if it is actually a clean image, as it will be in nearly all instances _except_ an
 		// attempted XSS attack.
 
@@ -933,7 +933,7 @@ class CI_Upload {
 	/**
 	 * List of Mime Types
 	 *
-	 * This is a list of mime types.  We use it to validate
+	 * This is a list of mime types. We use it to validate
 	 * the "allowed types" set by the developer
 	 *
 	 * @param	string
diff --git a/system/libraries/User_agent.php b/system/libraries/User_agent.php
index 016102a2a..543d1d5a3 100644
--- a/system/libraries/User_agent.php
+++ b/system/libraries/User_agent.php
@@ -1,4 +1,4 @@
-<?php  if ( ! defined('BASEPATH')) exit('No direct script access allowed');
+<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
 /**
  * CodeIgniter
  *
diff --git a/system/libraries/Xmlrpc.php b/system/libraries/Xmlrpc.php
index 5da6ea6ae..aba609167 100644
--- a/system/libraries/Xmlrpc.php
+++ b/system/libraries/Xmlrpc.php
@@ -1,4 +1,4 @@
-<?php  if ( ! defined('BASEPATH')) exit('No direct script access allowed');
+<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
 /**
  * CodeIgniter
  *
@@ -46,7 +46,7 @@ class CI_Xmlrpc {
 	var $xmlrpcTypes	= array();
 	var $valid_parents	= array();
 	var $xmlrpcerr		= array();	// Response numbers
-	var $xmlrpcstr		= array();  // Response strings
+	var $xmlrpcstr		= array(); // Response strings
 
 	var $xmlrpc_defencoding = 'UTF-8';
 	var $xmlrpcName			= 'XML-RPC for CodeIgniter';
@@ -61,12 +61,12 @@ class CI_Xmlrpc {
 	var $message			= '';
 	var $error				= '';		// Error string for request
 	var $result;
-	var $response			= array();  // Response from remote server
+	var $response			= array(); // Response from remote server
 
 	var $xss_clean			= TRUE;
 
 	//-------------------------------------
-	//  VALUES THAT MULTIPLE CLASSES NEED
+	// VALUES THAT MULTIPLE CLASSES NEED
 	//-------------------------------------
 
 	public function __construct($config = array())
@@ -112,7 +112,7 @@ class CI_Xmlrpc {
 		$this->xmlrpcerr['unknown_method'] = '1';
 		$this->xmlrpcstr['unknown_method'] = 'This is not a known method for this XML-RPC Server';
 		$this->xmlrpcerr['invalid_return'] = '2';
-		$this->xmlrpcstr['invalid_return'] = 'The XML data received was either invalid or not in the correct form for XML-RPC.  Turn on debugging to examine the XML data further.';
+		$this->xmlrpcstr['invalid_return'] = 'The XML data received was either invalid or not in the correct form for XML-RPC. Turn on debugging to examine the XML data further.';
 		$this->xmlrpcerr['incorrect_params'] = '3';
 		$this->xmlrpcstr['incorrect_params'] = 'Incorrect parameters were passed to method';
 		$this->xmlrpcerr['introspect_unknown'] = '4';
@@ -129,7 +129,7 @@ class CI_Xmlrpc {
 
 
 	//-------------------------------------
-	//  Initialize Prefs
+	// Initialize Prefs
 	//-------------------------------------
 
 	function initialize($config = array())
@@ -148,7 +148,7 @@ class CI_Xmlrpc {
 	// END
 
 	//-------------------------------------
-	//  Take URL and parse it
+	// Take URL and parse it
 	//-------------------------------------
 
 	function server($url, $port=80)
@@ -172,7 +172,7 @@ class CI_Xmlrpc {
 	// END
 
 	//-------------------------------------
-	//  Set Timeout
+	// Set Timeout
 	//-------------------------------------
 
 	function timeout($seconds=5)
@@ -185,7 +185,7 @@ class CI_Xmlrpc {
 	// END
 
 	//-------------------------------------
-	//  Set Methods
+	// Set Methods
 	//-------------------------------------
 
 	function method($function)
@@ -195,7 +195,7 @@ class CI_Xmlrpc {
 	// END
 
 	//-------------------------------------
-	//  Take Array of Data and Create Objects
+	// Take Array of Data and Create Objects
 	//-------------------------------------
 
 	function request($incoming)
@@ -216,7 +216,7 @@ class CI_Xmlrpc {
 
 
 	//-------------------------------------
-	//  Set Debug
+	// Set Debug
 	//-------------------------------------
 
 	function set_debug($flag = TRUE)
@@ -225,7 +225,7 @@ class CI_Xmlrpc {
 	}
 
 	//-------------------------------------
-	//  Values Parsing
+	// Values Parsing
 	//-------------------------------------
 
 	function values_parsing($value, $return = FALSE)
@@ -268,7 +268,7 @@ class CI_Xmlrpc {
 
 
 	//-------------------------------------
-	//  Sends XML-RPC Request
+	// Sends XML-RPC Request
 	//-------------------------------------
 
 	function send_request()
@@ -294,7 +294,7 @@ class CI_Xmlrpc {
 	// END
 
 	//-------------------------------------
-	//  Returns Error
+	// Returns Error
 	//-------------------------------------
 
 	function display_error()
@@ -304,7 +304,7 @@ class CI_Xmlrpc {
 	// END
 
 	//-------------------------------------
-	//  Returns Remote Server Response
+	// Returns Remote Server Response
 	//-------------------------------------
 
 	function display_response()
@@ -314,7 +314,7 @@ class CI_Xmlrpc {
 	// END
 
 	//-------------------------------------
-	//  Sends an Error Message for Server Request
+	// Sends an Error Message for Server Request
 	//-------------------------------------
 
 	function send_error_message($number, $message)
@@ -325,7 +325,7 @@ class CI_Xmlrpc {
 
 
 	//-------------------------------------
-	//  Send Response for Server Request
+	// Send Response for Server Request
 	//-------------------------------------
 
 	function send_response($response)
@@ -399,7 +399,7 @@ class XML_RPC_Client extends CI_Xmlrpc
 		}
 
 		$r = "\r\n";
-		$op  = "POST {$this->path} HTTP/1.0$r";
+		$op = "POST {$this->path} HTTP/1.0$r";
 		$op .= "Host: {$this->server}$r";
 		$op .= "Content-Type: text/xml$r";
 		$op .= "User-Agent: {$this->xmlrpcName}$r";
@@ -447,7 +447,7 @@ class XML_RPC_Response
 		else if ( ! is_object($val))
 		{
 			// programmer error, not an object
-			error_log("Invalid type '" . gettype($val) . "' (value: $val) passed to XML_RPC_Response.  Defaulting to empty value.");
+			error_log("Invalid type '" . gettype($val) . "' (value: $val) passed to XML_RPC_Response. Defaulting to empty value.");
 			$this->val = new XML_RPC_Values();
 		}
 		else
@@ -504,7 +504,7 @@ class XML_RPC_Response
 	function decode($array=FALSE)
 	{
 		$CI =& get_instance();
-		
+
 		if ($array !== FALSE && is_array($array))
 		{
 			while (list($key) = each($array))
@@ -541,7 +541,7 @@ class XML_RPC_Response
 
 
 	//-------------------------------------
-	//  XML-RPC Object to PHP Types
+	// XML-RPC Object to PHP Types
 	//-------------------------------------
 
 	function xmlrpc_decoder($xmlrpc_val)
@@ -581,7 +581,7 @@ class XML_RPC_Response
 
 
 	//-------------------------------------
-	//  ISO-8601 time to server or UTC time
+	// ISO-8601 time to server or UTC time
 	//-------------------------------------
 
 	function iso8601_decode($time, $utc=0)
@@ -630,7 +630,7 @@ class XML_RPC_Message extends CI_Xmlrpc
 	}
 
 	//-------------------------------------
-	//  Create Payload to Send
+	// Create Payload to Send
 	//-------------------------------------
 
 	function createPayload()
@@ -650,7 +650,7 @@ class XML_RPC_Message extends CI_Xmlrpc
 	}
 
 	//-------------------------------------
-	//  Parse External XML-RPC Server's Response
+	// Parse External XML-RPC Server's Response
 	//-------------------------------------
 
 	function parseResponse($fp)
@@ -663,7 +663,7 @@ class XML_RPC_Message extends CI_Xmlrpc
 		}
 
 		//-------------------------------------
-		//  DISPLAY HTTP CONTENT for DEBUGGING
+		// DISPLAY HTTP CONTENT for DEBUGGING
 		//-------------------------------------
 
 		if ($this->debug === TRUE)
@@ -674,7 +674,7 @@ class XML_RPC_Message extends CI_Xmlrpc
 		}
 
 		//-------------------------------------
-		//  Check for data
+		// Check for data
 		//-------------------------------------
 
 		if ($data == "")
@@ -686,7 +686,7 @@ class XML_RPC_Message extends CI_Xmlrpc
 
 
 		//-------------------------------------
-		//  Check for HTTP 200 Response
+		// Check for HTTP 200 Response
 		//-------------------------------------
 
 		if (strncmp($data, 'HTTP', 4) == 0 && ! preg_match('/^HTTP\/[0-9\.]+ 200 /', $data))
@@ -697,7 +697,7 @@ class XML_RPC_Message extends CI_Xmlrpc
 		}
 
 		//-------------------------------------
-		//  Create and Set Up XML Parser
+		// Create and Set Up XML Parser
 		//-------------------------------------
 
 		$parser = xml_parser_create($this->xmlrpc_defencoding);
@@ -718,7 +718,7 @@ class XML_RPC_Message extends CI_Xmlrpc
 
 
 		//-------------------------------------
-		//  GET HEADERS
+		// GET HEADERS
 		//-------------------------------------
 
 		$lines = explode("\r\n", $data);
@@ -734,7 +734,7 @@ class XML_RPC_Message extends CI_Xmlrpc
 
 
 		//-------------------------------------
-		//  PARSE XML DATA
+		// PARSE XML DATA
 		//-------------------------------------
 
 		if ( ! xml_parse($parser, $data, count($data)))
@@ -750,7 +750,7 @@ class XML_RPC_Message extends CI_Xmlrpc
 		xml_parser_free($parser);
 
 		// ---------------------------------------
-		//  Got Ourselves Some Badness, It Seems
+		// Got Ourselves Some Badness, It Seems
 		// ---------------------------------------
 
 		if ($this->xh[$parser]['isf'] > 1)
@@ -772,7 +772,7 @@ class XML_RPC_Message extends CI_Xmlrpc
 		}
 
 		//-------------------------------------
-		//  DISPLAY XML CONTENT for DEBUGGING
+		// DISPLAY XML CONTENT for DEBUGGING
 		//-------------------------------------
 
 		if ($this->debug === TRUE)
@@ -797,7 +797,7 @@ class XML_RPC_Message extends CI_Xmlrpc
 		}
 
 		//-------------------------------------
-		//  SEND RESPONSE
+		// SEND RESPONSE
 		//-------------------------------------
 
 		$v = $this->xh[$parser]['value'];
@@ -826,21 +826,21 @@ class XML_RPC_Message extends CI_Xmlrpc
 	}
 
 	// ------------------------------------
-	//  Begin Return Message Parsing section
+	// Begin Return Message Parsing section
 	// ------------------------------------
 
 	// quick explanation of components:
-	//   ac - used to accumulate values
-	//   isf - used to indicate a fault
-	//   lv - used to indicate "looking for a value": implements
+	//  ac - used to accumulate values
+	//  isf - used to indicate a fault
+	//  lv - used to indicate "looking for a value": implements
 	//		the logic to allow values with no types to be strings
-	//   params - used to store parameters in method calls
-	//   method - used to store method name
+	//  params - used to store parameters in method calls
+	//  method - used to store method name
 	//	 stack - array with parent tree of the xml element,
 	//			 used to validate the nesting of elements
 
 	//-------------------------------------
-	//  Start Element Handler
+	// Start Element Handler
 	//-------------------------------------
 
 	function open_tag($the_parser, $name, $attrs)
@@ -942,7 +942,7 @@ class XML_RPC_Message extends CI_Xmlrpc
 
 
 	//-------------------------------------
-	//  End Element Handler
+	// End Element Handler
 	//-------------------------------------
 
 	function closing_tag($the_parser, $name)
@@ -951,7 +951,7 @@ class XML_RPC_Message extends CI_Xmlrpc
 
 		// Remove current element from stack and set variable
 		// NOTE: If the XML validates, then we do not have to worry about
-		// the opening and closing of elements.  Nesting is checked on the opening
+		// the opening and closing of elements. Nesting is checked on the opening
 		// tag so we be safe there as well.
 
 		$curr_elem = array_shift($this->xh[$the_parser]['stack']);
@@ -1080,13 +1080,13 @@ class XML_RPC_Message extends CI_Xmlrpc
 				// We're all good kids with nuthin' to do
 			break;
 			default:
-				// End of an Invalid Element.  Taken care of during the opening tag though
+				// End of an Invalid Element. Taken care of during the opening tag though
 			break;
 		}
 	}
 
 	//-------------------------------------
-	//  Parses Character Data
+	// Parses Character Data
 	//-------------------------------------
 
 	function character_data($the_parser, $data)
@@ -1116,7 +1116,7 @@ class XML_RPC_Message extends CI_Xmlrpc
 	function output_parameters($array=FALSE)
 	{
 		$CI =& get_instance();
-		
+
 		if ($array !== FALSE && is_array($array))
 		{
 			while (list($key) = each($array))
diff --git a/system/libraries/Xmlrpcs.php b/system/libraries/Xmlrpcs.php
index 9cd332147..88af60693 100644
--- a/system/libraries/Xmlrpcs.php
+++ b/system/libraries/Xmlrpcs.php
@@ -1,4 +1,4 @@
-<?php  if ( ! defined('BASEPATH')) exit('No direct script access allowed');
+<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
 /**
  * CodeIgniter
  *
@@ -132,7 +132,7 @@ class CI_Xmlrpcs extends CI_Xmlrpc
 	function serve()
 	{
 		$r = $this->parseRequest();
-		$payload  = '<?xml version="1.0" encoding="'.$this->xmlrpc_defencoding.'"?'.'>'."\n";
+		$payload = '<?xml version="1.0" encoding="'.$this->xmlrpc_defencoding.'"?'.'>'."\n";
 		$payload .= $this->debug_msg;
 		$payload .= $r->prepare_response();
 
@@ -156,7 +156,7 @@ class CI_Xmlrpcs extends CI_Xmlrpc
 	function add_to_map($methodname, $function, $sig, $doc)
 	{
 		$this->methods[$methodname] = array(
-			'function'  => $function,
+			'function' => $function,
 			'signature' => $sig,
 			'docstring' => $doc
 		);
@@ -176,7 +176,7 @@ class CI_Xmlrpcs extends CI_Xmlrpc
 		global $HTTP_RAW_POST_DATA;
 
 		//-------------------------------------
-		//  Get Data
+		// Get Data
 		//-------------------------------------
 
 		if ($data == '')
@@ -185,7 +185,7 @@ class CI_Xmlrpcs extends CI_Xmlrpc
 		}
 
 		//-------------------------------------
-		//  Set up XML Parser
+		// Set up XML Parser
 		//-------------------------------------
 
 		$parser = xml_parser_create($this->xmlrpc_defencoding);
@@ -207,7 +207,7 @@ class CI_Xmlrpcs extends CI_Xmlrpc
 
 
 		//-------------------------------------
-		//  PARSE + PROCESS XML DATA
+		// PARSE + PROCESS XML DATA
 		//-------------------------------------
 
 		if ( ! xml_parse($parser, $data, 1))
@@ -235,7 +235,7 @@ class CI_Xmlrpcs extends CI_Xmlrpc
 			{
 				if ($this->debug === TRUE)
 				{
-					$plist .= "$i - " .  print_r(get_object_vars($parser_object->xh[$parser]['params'][$i]), TRUE). ";\n";
+					$plist .= "$i - " . print_r(get_object_vars($parser_object->xh[$parser]['params'][$i]), TRUE). ";\n";
 				}
 
 				$m->addParam($parser_object->xh[$parser]['params'][$i]);
@@ -252,7 +252,7 @@ class CI_Xmlrpcs extends CI_Xmlrpc
 		}
 
 		//-------------------------------------
-		//  SET DEBUGGING MESSAGE
+		// SET DEBUGGING MESSAGE
 		//-------------------------------------
 
 		if ($this->debug === TRUE)
@@ -285,7 +285,7 @@ class CI_Xmlrpcs extends CI_Xmlrpc
 		}
 
 		//-------------------------------------
-		//  Valid Method
+		// Valid Method
 		//-------------------------------------
 
 		if ( ! isset($this->methods[$methName]['function']))
@@ -294,7 +294,7 @@ class CI_Xmlrpcs extends CI_Xmlrpc
 		}
 
 		//-------------------------------------
-		//  Check for Method (and Object)
+		// Check for Method (and Object)
 		//-------------------------------------
 
 		$method_parts = explode(".", $this->methods[$methName]['function']);
@@ -320,7 +320,7 @@ class CI_Xmlrpcs extends CI_Xmlrpc
 		}
 
 		//-------------------------------------
-		//  Checking Methods Signature
+		// Checking Methods Signature
 		//-------------------------------------
 
 		if (isset($this->methods[$methName]['signature']))
@@ -353,7 +353,7 @@ class CI_Xmlrpcs extends CI_Xmlrpc
 		}
 
 		//-------------------------------------
-		//  Calls the Function
+		// Calls the Function
 		//-------------------------------------
 
 		if ($objectCall === TRUE)
@@ -381,11 +381,11 @@ class CI_Xmlrpcs extends CI_Xmlrpc
 			return call_user_func($this->methods[$methName]['function'], $m);
 		}
 	}
-	
+
 	// --------------------------------------------------------------------
 
 	/**
-	 * Server Function:  List Methods
+	 * Server Function: List Methods
 	 *
 	 * @access	public
 	 * @param	mixed
@@ -409,11 +409,11 @@ class CI_Xmlrpcs extends CI_Xmlrpc
 		$v->addArray($output);
 		return new XML_RPC_Response($v);
 	}
-	
+
 	// --------------------------------------------------------------------
 
 	/**
-	 * Server Function:  Return Signature for Method
+	 * Server Function: Return Signature for Method
 	 *
 	 * @access	public
 	 * @param	mixed
@@ -458,7 +458,7 @@ class CI_Xmlrpcs extends CI_Xmlrpc
 	// --------------------------------------------------------------------
 
 	/**
-	 * Server Function:  Doc String for Method
+	 * Server Function: Doc String for Method
 	 *
 	 * @access	public
 	 * @param	mixed
@@ -480,11 +480,11 @@ class CI_Xmlrpcs extends CI_Xmlrpc
 			return new XML_RPC_Response(0, $this->xmlrpcerr['introspect_unknown'], $this->xmlrpcstr['introspect_unknown']);
 		}
 	}
-	
+
 	// --------------------------------------------------------------------
 
 	/**
-	 * Server Function:  Multi-call
+	 * Server Function: Multi-call
 	 *
 	 * @access	public
 	 * @param	mixed
@@ -528,7 +528,7 @@ class CI_Xmlrpcs extends CI_Xmlrpc
 	// --------------------------------------------------------------------
 
 	/**
-	 *  Multi-call Function:  Error Handling
+	 * Multi-call Function: Error Handling
 	 *
 	 * @access	public
 	 * @param	mixed
@@ -536,7 +536,7 @@ class CI_Xmlrpcs extends CI_Xmlrpc
 	 */
 	function multicall_error($err)
 	{
-		$str  = is_string($err) ? $this->xmlrpcstr["multicall_${err}"] : $err->faultString();
+		$str = is_string($err) ? $this->xmlrpcstr["multicall_${err}"] : $err->faultString();
 		$code = is_string($err) ? $this->xmlrpcerr["multicall_${err}"] : $err->faultCode();
 
 		$struct['faultCode'] = new XML_RPC_Values($code, 'int');
@@ -548,7 +548,7 @@ class CI_Xmlrpcs extends CI_Xmlrpc
 	// --------------------------------------------------------------------
 
 	/**
-	 *  Multi-call Function:  Processes method
+	 * Multi-call Function: Processes method
 	 *
 	 * @access	public
 	 * @param	mixed
diff --git a/system/libraries/Zip.php b/system/libraries/Zip.php
index 666327d5c..1ae3e7f25 100644
--- a/system/libraries/Zip.php
+++ b/system/libraries/Zip.php
@@ -1,4 +1,4 @@
-<?php  if ( ! defined('BASEPATH')) exit('No direct script access allowed');
+<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
 /**
  * CodeIgniter
  *
@@ -30,7 +30,7 @@
  * @author		ExpressionEngine Dev Team
  * @link		http://codeigniter.com/user_guide/libraries/zip.html
  */
-class CI_Zip  {
+class CI_Zip {
 
 	var $zipdata	= '';
 	var $directory	= '';
@@ -150,7 +150,7 @@ class CI_Zip  {
 	 * Add Data to Zip
 	 *
 	 * Lets you add files to the archive. If the path is included
-	 * in the filename it will be placed within a directory.  Make
+	 * in the filename it will be placed within a directory. Make
 	 * sure you use add_dir() first to create the folder.
 	 *
 	 * @access	public
@@ -192,7 +192,7 @@ class CI_Zip  {
 		$filepath = str_replace("\\", "/", $filepath);
 
 		$uncompressed_size = strlen($data);
-		$crc32  = crc32($data);
+		$crc32 = crc32($data);
 
 		$gzdata = gzcompress($data);
 		$gzdata = substr($gzdata, 2, -4);
@@ -267,7 +267,7 @@ class CI_Zip  {
 	 * Read a directory and add it to the zip.
 	 *
 	 * This function recursively reads a folder and everything it contains (including
-	 * sub-folders) and creates a zip based on it.  Whatever directory structure
+	 * sub-folders) and creates a zip based on it. Whatever directory structure
 	 * is in the original file path will be recreated in the zip file.
 	 *
 	 * @access	public
@@ -402,7 +402,7 @@ class CI_Zip  {
 	/**
 	 * Initialize Data
 	 *
-	 * Lets you clear current zip data.  Useful if you need to create
+	 * Lets you clear current zip data. Useful if you need to create
 	 * multiple zips with different data.
 	 *
 	 * @access	public
diff --git a/system/libraries/javascript/Jquery.php b/system/libraries/javascript/Jquery.php
index baab83d25..97107f0cc 100644
--- a/system/libraries/javascript/Jquery.php
+++ b/system/libraries/javascript/Jquery.php
@@ -1,4 +1,4 @@
-<?php  if ( ! defined('BASEPATH')) exit('No direct script access allowed');
+<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
 
 /**
  * CodeIgniter
@@ -23,7 +23,7 @@
  * @category	Loader
  * @link		http://www.codeigniter.com/user_guide/libraries/javascript.html
  */
- 
+
 class CI_Jquery extends CI_Javascript {
 
 	var $_javascript_folder = 'js';
@@ -36,20 +36,20 @@ class CI_Jquery extends CI_Javascript {
 
 	public function __construct($params)
 	{
-		$this->CI =& get_instance();	
+		$this->CI =& get_instance();
 		extract($params);
 
 		if ($autoload === TRUE)
 		{
-			$this->script();			
+			$this->script();
 		}
-		
+
 		log_message('debug', "Jquery Class Initialized");
 	}
-	
-	// --------------------------------------------------------------------	 
+
+	// --------------------------------------------------------------------
 	// Event Code
-	// --------------------------------------------------------------------	
+	// --------------------------------------------------------------------
 
 	/**
 	 * Blur
@@ -65,9 +65,9 @@ class CI_Jquery extends CI_Javascript {
 	{
 		return $this->_add_event($element, $js, 'blur');
 	}
-	
+
 	// --------------------------------------------------------------------
-	
+
 	/**
 	 * Change
 	 *
@@ -82,9 +82,9 @@ class CI_Jquery extends CI_Javascript {
 	{
 		return $this->_add_event($element, $js, 'change');
 	}
-	
+
 	// --------------------------------------------------------------------
-	
+
 	/**
 	 * Click
 	 *
@@ -112,7 +112,7 @@ class CI_Jquery extends CI_Javascript {
 	}
 
 	// --------------------------------------------------------------------
-	
+
 	/**
 	 * Double Click
 	 *
@@ -129,7 +129,7 @@ class CI_Jquery extends CI_Javascript {
 	}
 
 	// --------------------------------------------------------------------
-	
+
 	/**
 	 * Error
 	 *
@@ -146,7 +146,7 @@ class CI_Jquery extends CI_Javascript {
 	}
 
 	// --------------------------------------------------------------------
-	
+
 	/**
 	 * Focus
 	 *
@@ -163,7 +163,7 @@ class CI_Jquery extends CI_Javascript {
 	}
 
 	// --------------------------------------------------------------------
-	
+
 	/**
 	 * Hover
 	 *
@@ -185,7 +185,7 @@ class CI_Jquery extends CI_Javascript {
 	}
 
 	// --------------------------------------------------------------------
-	
+
 	/**
 	 * Keydown
 	 *
@@ -202,7 +202,7 @@ class CI_Jquery extends CI_Javascript {
 	}
 
 	// --------------------------------------------------------------------
-	
+
 	/**
 	 * Keyup
 	 *
@@ -216,10 +216,10 @@ class CI_Jquery extends CI_Javascript {
 	function _keyup($element = 'this', $js = '')
 	{
 		return $this->_add_event($element, $js, 'keyup');
-	}	
+	}
 
 	// --------------------------------------------------------------------
-	
+
 	/**
 	 * Load
 	 *
@@ -233,10 +233,10 @@ class CI_Jquery extends CI_Javascript {
 	function _load($element = 'this', $js = '')
 	{
 		return $this->_add_event($element, $js, 'load');
-	}	
-	
+	}
+
 	// --------------------------------------------------------------------
-	
+
 	/**
 	 * Mousedown
 	 *
@@ -253,7 +253,7 @@ class CI_Jquery extends CI_Javascript {
 	}
 
 	// --------------------------------------------------------------------
-	
+
 	/**
 	 * Mouse Out
 	 *
@@ -270,7 +270,7 @@ class CI_Jquery extends CI_Javascript {
 	}
 
 	// --------------------------------------------------------------------
-	
+
 	/**
 	 * Mouse Over
 	 *
@@ -321,7 +321,7 @@ class CI_Jquery extends CI_Javascript {
 		{
 			$array_js = array($array_js);
 		}
-		
+
 		foreach ($array_js as $js)
 		{
 			$this->jquery_code_for_compile[] = "\t$js\n";
@@ -361,7 +361,7 @@ class CI_Jquery extends CI_Javascript {
 	{
 		return $this->_add_event($element, $js, 'scroll');
 	}
-	
+
 	// --------------------------------------------------------------------
 
 	/**
@@ -379,10 +379,10 @@ class CI_Jquery extends CI_Javascript {
 		return $this->_add_event($element, $js, 'unload');
 	}
 
-	// --------------------------------------------------------------------	 
+	// --------------------------------------------------------------------
 	// Effects
-	// --------------------------------------------------------------------	
-	
+	// --------------------------------------------------------------------
+
 	/**
 	 * Add Class
 	 *
@@ -395,7 +395,7 @@ class CI_Jquery extends CI_Javascript {
 	function _addClass($element = 'this', $class='')
 	{
 		$element = $this->_prep_element($element);
-		$str  = "$({$element}).addClass(\"$class\");";
+		$str = "$({$element}).addClass(\"$class\");";
 		return $str;
 	}
 
@@ -416,9 +416,9 @@ class CI_Jquery extends CI_Javascript {
 	{
 		$element = $this->_prep_element($element);
 		$speed = $this->_validate_speed($speed);
-		
+
 		$animations = "\t\t\t";
-		
+
 		foreach ($params as $param=>$value)
 		{
 			$animations .= $param.': \''.$value.'\', ';
@@ -430,19 +430,19 @@ class CI_Jquery extends CI_Javascript {
 		{
 			$speed = ', '.$speed;
 		}
-		
+
 		if ($extra != '')
 		{
 			$extra = ', '.$extra;
 		}
-		
-		$str  = "$({$element}).animate({\n$animations\n\t\t}".$speed.$extra.");";
-		
+
+		$str = "$({$element}).animate({\n$animations\n\t\t}".$speed.$extra.");";
+
 		return $str;
 	}
 
 	// --------------------------------------------------------------------
-		
+
 	/**
 	 * Fade In
 	 *
@@ -456,21 +456,21 @@ class CI_Jquery extends CI_Javascript {
 	 */
 	function _fadeIn($element = 'this', $speed = '', $callback = '')
 	{
-		$element = $this->_prep_element($element);	
+		$element = $this->_prep_element($element);
 		$speed = $this->_validate_speed($speed);
-		
+
 		if ($callback != '')
 		{
 			$callback = ", function(){\n{$callback}\n}";
 		}
-		
-		$str  = "$({$element}).fadeIn({$speed}{$callback});";
-		
+
+		$str = "$({$element}).fadeIn({$speed}{$callback});";
+
 		return $str;
 	}
-		
+
 	// --------------------------------------------------------------------
-	
+
 	/**
 	 * Fade Out
 	 *
@@ -486,14 +486,14 @@ class CI_Jquery extends CI_Javascript {
 	{
 		$element = $this->_prep_element($element);
 		$speed = $this->_validate_speed($speed);
-		
+
 		if ($callback != '')
 		{
 			$callback = ", function(){\n{$callback}\n}";
 		}
-		
-		$str  = "$({$element}).fadeOut({$speed}{$callback});";
-		
+
+		$str = "$({$element}).fadeOut({$speed}{$callback});";
+
 		return $str;
 	}
 
@@ -512,19 +512,19 @@ class CI_Jquery extends CI_Javascript {
 	 */
 	function _hide($element = 'this', $speed = '', $callback = '')
 	{
-		$element = $this->_prep_element($element);	
+		$element = $this->_prep_element($element);
 		$speed = $this->_validate_speed($speed);
-		
+
 		if ($callback != '')
 		{
 			$callback = ", function(){\n{$callback}\n}";
 		}
-		
-		$str  = "$({$element}).hide({$speed}{$callback});";
+
+		$str = "$({$element}).hide({$speed}{$callback});";
 
 		return $str;
 	}
-	
+
 	// --------------------------------------------------------------------
 
 	/**
@@ -539,12 +539,12 @@ class CI_Jquery extends CI_Javascript {
 	function _removeClass($element = 'this', $class='')
 	{
 		$element = $this->_prep_element($element);
-		$str  = "$({$element}).removeClass(\"$class\");";
+		$str = "$({$element}).removeClass(\"$class\");";
 		return $str;
 	}
 
 	// --------------------------------------------------------------------
-			
+
 	/**
 	 * Slide Up
 	 *
@@ -558,21 +558,21 @@ class CI_Jquery extends CI_Javascript {
 	 */
 	function _slideUp($element = 'this', $speed = '', $callback = '')
 	{
-		$element = $this->_prep_element($element);	
+		$element = $this->_prep_element($element);
 		$speed = $this->_validate_speed($speed);
-		
+
 		if ($callback != '')
 		{
 			$callback = ", function(){\n{$callback}\n}";
 		}
-		
-		$str  = "$({$element}).slideUp({$speed}{$callback});";
-		
+
+		$str = "$({$element}).slideUp({$speed}{$callback});";
+
 		return $str;
 	}
-		
+
 	// --------------------------------------------------------------------
-	
+
 	/**
 	 * Slide Down
 	 *
@@ -588,19 +588,19 @@ class CI_Jquery extends CI_Javascript {
 	{
 		$element = $this->_prep_element($element);
 		$speed = $this->_validate_speed($speed);
-		
+
 		if ($callback != '')
 		{
 			$callback = ", function(){\n{$callback}\n}";
 		}
-		
-		$str  = "$({$element}).slideDown({$speed}{$callback});";
-		
+
+		$str = "$({$element}).slideDown({$speed}{$callback});";
+
 		return $str;
 	}
 
 	// --------------------------------------------------------------------
-	
+
 	/**
 	 * Slide Toggle
 	 *
@@ -616,19 +616,19 @@ class CI_Jquery extends CI_Javascript {
 	{
 		$element = $this->_prep_element($element);
 		$speed = $this->_validate_speed($speed);
-		
+
 		if ($callback != '')
 		{
 			$callback = ", function(){\n{$callback}\n}";
 		}
-		
-		$str  = "$({$element}).slideToggle({$speed}{$callback});";
-		
+
+		$str = "$({$element}).slideToggle({$speed}{$callback});";
+
 		return $str;
 	}
-		
+
 	// --------------------------------------------------------------------
-	
+
 	/**
 	 * Toggle
 	 *
@@ -641,12 +641,12 @@ class CI_Jquery extends CI_Javascript {
 	function _toggle($element = 'this')
 	{
 		$element = $this->_prep_element($element);
-		$str  = "$({$element}).toggle();";
+		$str = "$({$element}).toggle();";
 		return $str;
 	}
-	
+
 	// --------------------------------------------------------------------
-	
+
 	/**
 	 * Toggle Class
 	 *
@@ -659,12 +659,12 @@ class CI_Jquery extends CI_Javascript {
 	function _toggleClass($element = 'this', $class='')
 	{
 		$element = $this->_prep_element($element);
-		$str  = "$({$element}).toggleClass(\"$class\");";
+		$str = "$({$element}).toggleClass(\"$class\");";
 		return $str;
 	}
-	
+
 	// --------------------------------------------------------------------
-	
+
 	/**
 	 * Show
 	 *
@@ -678,16 +678,16 @@ class CI_Jquery extends CI_Javascript {
 	 */
 	function _show($element = 'this', $speed = '', $callback = '')
 	{
-		$element = $this->_prep_element($element);	
+		$element = $this->_prep_element($element);
 		$speed = $this->_validate_speed($speed);
-		
+
 		if ($callback != '')
 		{
 			$callback = ", function(){\n{$callback}\n}";
 		}
-		
-		$str  = "$({$element}).show({$speed}{$callback});";
-		
+
+		$str = "$({$element}).show({$speed}{$callback});";
+
 		return $str;
 	}
 
@@ -696,7 +696,7 @@ class CI_Jquery extends CI_Javascript {
 	/**
 	 * Updater
 	 *
-	 * An Ajax call that populates the designated DOM node with 
+	 * An Ajax call that populates the designated DOM node with
 	 * returned content
 	 *
 	 * @access	private
@@ -705,13 +705,13 @@ class CI_Jquery extends CI_Javascript {
 	 * @param	string	optional parameters
 	 * @return	string
 	 */
-	
+
 	function _updater($container = 'this', $controller, $options = '')
-	{	
+	{
 		$container = $this->_prep_element($container);
-		
+
 		$controller = (strpos('://', $controller) === FALSE) ? $controller : $this->CI->config->site_url($controller);
-		
+
 		// ajaxStart and ajaxStop are better choices here... but this is a stop gap
 		if ($this->CI->config->item('javascript_ajax_img') == '')
 		{
@@ -721,7 +721,7 @@ class CI_Jquery extends CI_Javascript {
 		{
 			$loading_notifier = '<img src=\'' . $this->CI->config->slash_item('base_url') . $this->CI->config->item('javascript_ajax_img') . '\' alt=\'Loading\' />';
 		}
-		
+
 		$updater = "$($container).empty();\n"; // anything that was in... get it out
 		$updater .= "\t\t$($container).prepend(\"$loading_notifier\");\n"; // to replace with an image
 
@@ -741,7 +741,7 @@ class CI_Jquery extends CI_Javascript {
 	// --------------------------------------------------------------------
 	// Pre-written handy stuff
 	// --------------------------------------------------------------------
-	 
+
 	/**
 	 * Zebra tables
 	 *
@@ -753,8 +753,8 @@ class CI_Jquery extends CI_Javascript {
 	function _zebraTables($class = '', $odd = 'odd', $hover = '')
 	{
 		$class = ($class != '') ? '.'.$class : '';
-		
-		$zebra  = "\t\$(\"table{$class} tbody tr:nth-child(even)\").addClass(\"{$odd}\");";
+
+		$zebra = "\t\$(\"table{$class} tbody tr:nth-child(even)\").addClass(\"{$odd}\");";
 
 		$this->jquery_code_for_compile[] = $zebra;
 
@@ -771,7 +771,7 @@ class CI_Jquery extends CI_Javascript {
 	// --------------------------------------------------------------------
 	// Plugins
 	// --------------------------------------------------------------------
-	
+
 	/**
 	 * Corner Plugin
 	 *
@@ -793,7 +793,7 @@ class CI_Jquery extends CI_Javascript {
 
 		return "$(" . $this->_prep_element($element) . ").corner(".$corner_style.");";
 	}
-	
+
 	// --------------------------------------------------------------------
 
 	/**
@@ -805,7 +805,7 @@ class CI_Jquery extends CI_Javascript {
 	 * @return	void
 	 */
 	function modal($src, $relative = FALSE)
-	{	
+	{
 		$this->jquery_code_for_load[] = $this->external($src, $relative);
 	}
 
@@ -897,7 +897,7 @@ class CI_Jquery extends CI_Javascript {
 	{
 		$this->jquery_code_for_compile[] = "\t$(" . $this->_prep_element($table) . ").tablesorter($options);\n";
 	}
-	
+
 	// --------------------------------------------------------------------
 	// Class functions
 	// --------------------------------------------------------------------
@@ -912,7 +912,7 @@ class CI_Jquery extends CI_Javascript {
 	 * @param	string	The code to execute
 	 * @param	string	The event to pass
 	 * @return	string
-	 */	
+	 */
 	function _add_event($element, $js, $event)
 	{
 		if (is_array($js))
@@ -953,15 +953,15 @@ class CI_Jquery extends CI_Javascript {
 		$script = '$(document).ready(function() {' . "\n";
 		$script .= implode('', $this->jquery_code_for_compile);
 		$script .= '});';
-		
+
 		$output = ($script_tags === FALSE) ? $script : $this->inline($script);
 
 		$this->CI->load->vars(array($view_var => $output));
 
 	}
-	
+
 	// --------------------------------------------------------------------
-	
+
 	/**
 	 * Clear Compile
 	 *
@@ -976,7 +976,7 @@ class CI_Jquery extends CI_Javascript {
 	}
 
 	// --------------------------------------------------------------------
-	
+
 	/**
 	 * Document Ready
 	 *
@@ -992,7 +992,7 @@ class CI_Jquery extends CI_Javascript {
 			$js = array ($js);
 
 		}
-		
+
 		foreach ($js as $script)
 		{
 			$this->jquery_code_for_compile[] = $script;
@@ -1016,7 +1016,7 @@ class CI_Jquery extends CI_Javascript {
 		$this->jquery_code_for_load[] = $library_src;
 		return $library_src;
 	}
-	
+
 	// --------------------------------------------------------------------
 
 	/**
@@ -1036,10 +1036,10 @@ class CI_Jquery extends CI_Javascript {
 		{
 			$element = '"'.$element.'"';
 		}
-		
+
 		return $element;
 	}
-	
+
 	// --------------------------------------------------------------------
 
 	/**
@@ -1050,7 +1050,7 @@ class CI_Jquery extends CI_Javascript {
 	 * @access	private
 	 * @param	string
 	 * @return	string
-	 */	
+	 */
 	function _validate_speed($speed)
 	{
 		if (in_array($speed, array('slow', 'normal', 'fast')))
@@ -1061,7 +1061,7 @@ class CI_Jquery extends CI_Javascript {
 		{
 			$speed = '';
 		}
-	
+
 		return $speed;
 	}
 
-- 
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