15 files changed, 139 insertions, 139 deletions

diff --git a/system/helpers/array_helper.php b/system/helpers/array_helper.php
index 8adbd8548..491c61577 100644
--- a/system/helpers/array_helper.php
+++ b/system/helpers/array_helper.php
@@ -7,12 +7,12 @@
  * @package		CodeIgniter
  * @author		Rick Ellis
  * @copyright	Copyright (c) 2006, pMachine, Inc.
- * @license		http://www.codeignitor.com/user_guide/license.html 
+ * @license		http://www.codeignitor.com/user_guide/license.html
  * @link		http://www.codeigniter.com
  * @since		Version 1.0
  * @filesource
  */
- 
+
 // ------------------------------------------------------------------------
 
 /**
diff --git a/system/helpers/cookie_helper.php b/system/helpers/cookie_helper.php
index 8985fae2e..b117816e2 100644
--- a/system/helpers/cookie_helper.php
+++ b/system/helpers/cookie_helper.php
@@ -7,17 +7,17 @@
  * @package		CodeIgniter
  * @author		Rick Ellis
  * @copyright	Copyright (c) 2006, pMachine, Inc.
- * @license		http://www.codeignitor.com/user_guide/license.html 
+ * @license		http://www.codeignitor.com/user_guide/license.html
  * @link		http://www.codeigniter.com
  * @since		Version 1.0
  * @filesource
  */
- 
+
 // ------------------------------------------------------------------------
 
 /**
  * Code Igniter Cookie Helpers
- * 
+ *
  * @package		CodeIgniter
  * @subpackage	Helpers
  * @category	Helpers
@@ -30,7 +30,7 @@
 /**
  * Set cookie
  *
- * Accepts six parameter, or you can submit an associative 
+ * Accepts six parameter, or you can submit an associative
  * array in the first parameter containing all the values.
  *
  * @access	public
@@ -43,7 +43,7 @@
  * @return	void
  */
 function set_cookie($name = '', $value = '', $expire = '', $domain = '', $path = '/', $prefix = '')
-{ 
+{
 	if (is_array($name))
 	{		
 		foreach (array('value', 'expire', 'domain', 'path', 'prefix', 'name') as $item)
diff --git a/system/helpers/date_helper.php b/system/helpers/date_helper.php
index 911862423..b8df03edb 100644
--- a/system/helpers/date_helper.php
+++ b/system/helpers/date_helper.php
@@ -7,12 +7,12 @@
  * @package		CodeIgniter
  * @author		Rick Ellis
  * @copyright	Copyright (c) 2006, pMachine, Inc.
- * @license		http://www.codeignitor.com/user_guide/license.html 
+ * @license		http://www.codeignitor.com/user_guide/license.html
  * @link		http://www.codeigniter.com
  * @since		Version 1.0
  * @filesource
  */
- 
+
 // ------------------------------------------------------------------------
 
 /**
@@ -39,10 +39,10 @@ function now()
 {
 	$CI =& get_instance();
 	
-	if (strtolower($CI->config->item('time_reference')) == 'gmt') 
+	if (strtolower($CI->config->item('time_reference')) == 'gmt')
 	{
-		$now = time(); 
-		$system_time = mktime(gmdate("H", $now), gmdate("i", $now), gmdate("s", $now), gmdate("m", $now), gmdate("d", $now), gmdate("Y", $now));   
+		$now = time();
+		$system_time = mktime(gmdate("H", $now), gmdate("i", $now), gmdate("s", $now), gmdate("m", $now), gmdate("d", $now), gmdate("Y", $now));
 	
 		if (strlen($system_time) < 10)
 		{
@@ -130,7 +130,7 @@ function standard_date($fmt = 'DATE_RFC822', $time = '')
 /**
  * Timespan
  *
- * Returns a span of seconds in this format: 
+ * Returns a span of seconds in this format:
  *	10 days 14 hours 36 minutes 47 seconds
  *
  * @access	public
@@ -244,7 +244,7 @@ function timespan($seconds = 1, $time = '')
 /**
  * Number of days in a month
  *
- * Takes a month/year as input and returns the number of days 
+ * Takes a month/year as input and returns the number of days
  * for the given month/year. Takes leap years into consideration.
  *
  * @access	public
@@ -265,7 +265,7 @@ function days_in_month($month = 0, $year = '')
 	}
 	
 	if ($month == 2)
-	{        
+	{
 		if ($year % 400 == 0 OR ($year % 4 == 0 AND $year % 100 != 0))
 		{
 			return 29;
@@ -290,7 +290,7 @@ function local_to_gmt($time = '')
 	if ($time == '')
 		$time = time();
 	
-	return mktime( gmdate("H", $time), gmdate("i", $time), gmdate("s", $time), gmdate("m", $time), gmdate("d", $time), gmdate("Y", $time));   
+	return mktime( gmdate("H", $time), gmdate("i", $time), gmdate("s", $time), gmdate("m", $time), gmdate("d", $time), gmdate("Y", $time));
 }
 	
 // ------------------------------------------------------------------------
@@ -335,7 +335,7 @@ function gmt_to_local($time = '', $timezone = 'UTC', $dst = FALSE)
  * @return	integer
  */	
 function mysql_to_unix($time = '')
-{    
+{
 	// We'll remove certain characters for backward compatibility
 	// since the formatting changed with MySQL 4.1
 	// YYYY-MM-DD HH:MM:SS
@@ -345,7 +345,7 @@ function mysql_to_unix($time = '')
 	$time = str_replace(' ', '', $time);
 	
 	// YYYYMMDDHHMMSS
-	return  mktime( 
+	return  mktime(
 					substr($time, 8, 2),
 					substr($time, 10, 2),
 					substr($time, 12, 2),
@@ -422,13 +422,13 @@ function human_to_unix($datestr = '')
 
 	$split = preg_split("/\040/", $datestr);
 
-	$ex = explode("-", $split['0']);            
+	$ex = explode("-", $split['0']);
 	
 	$year  = (strlen($ex['0']) == 2) ? '20'.$ex['0'] : $ex['0'];
 	$month = (strlen($ex['1']) == 1) ? '0'.$ex['1']  : $ex['1'];
 	$day   = (strlen($ex['2']) == 1) ? '0'.$ex['2']  : $ex['2'];
 
-	$ex = explode(":", $split['1']); 
+	$ex = explode(":", $split['1']);
 	
 	$hour = (strlen($ex['0']) == 1) ? '0'.$ex['0'] : $ex['0'];
 	$min  = (strlen($ex['1']) == 1) ? '0'.$ex['1'] : $ex['1'];
@@ -515,10 +515,10 @@ function timezone_menu($default = 'UTC', $class = "", $name = 'timezones')
  */	
 function timezones($tz = '')
 {
-	// Note: Don't change the order of these even though 
+	// Note: Don't change the order of these even though
 	// some items appear to be in the wrong order
 		
-	$zones = array( 
+	$zones = array(
 					'UM12' => -12,
 					'UM11' => -11,
 					'UM10' => -10,
@@ -548,7 +548,7 @@ function timezones($tz = '')
 					'UP85' => +8.5,
 					'UP10' => +10,
 					'UP11' => +11,
-					'UP12' => +12                    
+					'UP12' => +12
 				);
 				
 	if ($tz == '')
diff --git a/system/helpers/directory_helper.php b/system/helpers/directory_helper.php
index 4b7a383b2..e6ed47fd8 100644
--- a/system/helpers/directory_helper.php
+++ b/system/helpers/directory_helper.php
@@ -7,12 +7,12 @@
  * @package		CodeIgniter
  * @author		Rick Ellis
  * @copyright	Copyright (c) 2006, pMachine, Inc.
- * @license		http://www.codeignitor.com/user_guide/license.html 
+ * @license		http://www.codeignitor.com/user_guide/license.html
  * @link		http://www.codeigniter.com
  * @since		Version 1.0
  * @filesource
  */
- 
+
 // ------------------------------------------------------------------------
 
 /**
@@ -45,14 +45,14 @@ function directory_map($source_dir, $top_level_only = FALSE)
 		$filedata = array();
 	
 	if ($fp = @opendir($source_dir))
-	{ 
+	{
 		while (FALSE !== ($file = readdir($fp)))
 		{
-			if (@is_dir($source_dir.$file) && substr($file, 0, 1) != '.' AND $top_level_only == FALSE) 
-			{       
+			if (@is_dir($source_dir.$file) && substr($file, 0, 1) != '.' AND $top_level_only == FALSE)
+			{
 				$temp_array = array();
-				 
-				$temp_array = directory_map($source_dir.$file."/");   
+				
+				$temp_array = directory_map($source_dir.$file."/");
 				
 				$filedata[$file] = $temp_array;
 			}
@@ -60,9 +60,9 @@ function directory_map($source_dir, $top_level_only = FALSE)
 			{
 				$filedata[] = $file;
 			}
-		}         
-		return $filedata;        
-	} 
+		}
+		return $filedata;
+	}
 }
 
 
diff --git a/system/helpers/download_helper.php b/system/helpers/download_helper.php
index 8d9fee478..dbedd8722 100644
--- a/system/helpers/download_helper.php
+++ b/system/helpers/download_helper.php
@@ -7,12 +7,12 @@
  * @package		CodeIgniter
  * @author		Rick Ellis
  * @copyright	Copyright (c) 2006, pMachine, Inc.
- * @license		http://www.codeignitor.com/user_guide/license.html 
+ * @license		http://www.codeignitor.com/user_guide/license.html
  * @link		http://www.codeigniter.com
  * @since		Version 1.0
  * @filesource
  */
- 
+
 // ------------------------------------------------------------------------
 
 /**
@@ -78,8 +78,8 @@ function force_download($filename = '', $data = '')
 		header("Content-Transfer-Encoding: binary");
 		header('Pragma: public');
 		header("Content-Length: ".strlen($data));
-	} 
-	else 
+	}
+	else
 	{
 		header('Content-Type: "'.$mime.'"');
 		header('Content-Disposition: attachment; filename="'.$filename.'"');
diff --git a/system/helpers/file_helper.php b/system/helpers/file_helper.php
index 7a04324e4..c9c21380d 100644
--- a/system/helpers/file_helper.php
+++ b/system/helpers/file_helper.php
@@ -7,12 +7,12 @@
  * @package		CodeIgniter
  * @author		Rick Ellis
  * @copyright	Copyright (c) 2006, pMachine, Inc.
- * @license		http://www.codeignitor.com/user_guide/license.html 
+ * @license		http://www.codeignitor.com/user_guide/license.html
  * @link		http://www.codeigniter.com
  * @since		Version 1.0
  * @filesource
  */
- 
+
 // ------------------------------------------------------------------------
 
 /**
@@ -56,13 +56,13 @@ function read_file($file)
 	flock($fp, LOCK_SH);
 	
 	$data = '';
-	if (filesize($file) > 0) 
+	if (filesize($file) > 0)
 	{
-		$data =& fread($fp, filesize($file)); 
+		$data =& fread($fp, filesize($file));
 	}
 
 	flock($fp, LOCK_UN);
-	fclose($fp); 
+	fclose($fp);
 
 	return $data;
 }
@@ -72,7 +72,7 @@ function read_file($file)
 /**
  * Write File
  *
- * Writes data to the file specified in the path. 
+ * Writes data to the file specified in the path.
  * Creates a new file if non-existent.
  *
  * @access	public
@@ -119,7 +119,7 @@ function delete_files($path, $del_dir = FALSE, $level = 0)
 		return;
 	
 	while(FALSE !== ($filename = @readdir($current_dir)))
-	{ 
+	{
 		if ($filename != "." and $filename != "..")
 		{
 			if (is_dir($path.'/'.$filename))
diff --git a/system/helpers/form_helper.php b/system/helpers/form_helper.php
index e12d89319..6d10a9862 100644
--- a/system/helpers/form_helper.php
+++ b/system/helpers/form_helper.php
@@ -7,12 +7,12 @@
  * @package		CodeIgniter
  * @author		Rick Ellis
  * @copyright	Copyright (c) 2006, pMachine, Inc.
- * @license		http://www.codeignitor.com/user_guide/license.html 
+ * @license		http://www.codeignitor.com/user_guide/license.html
  * @link		http://www.codeigniter.com
  * @since		Version 1.0
  * @filesource
  */
- 
+
 // ------------------------------------------------------------------------
 
 /**
@@ -53,7 +53,7 @@ function form_open($action = '', $attributes = array(), $hidden = array())
 	{
 		foreach ($attributes as $key => $val)
 		{
-			$form .= ' '.$key.'="'.$val.'"';  
+			$form .= ' '.$key.'="'.$val.'"';
 		}
 	}
 	
@@ -100,7 +100,7 @@ function form_open_multipart($action, $attributes = array(), $hidden = array())
  * @return	string
  */	
 function form_hidden($name, $value = '')
-{        
+{
 	if ( ! is_array($name))
 	{
 		return '<input type="hidden" name="'.$name.'" value="'.form_prep($value).'" />';
@@ -251,7 +251,7 @@ function form_checkbox($data = '', $value = '', $checked = TRUE, $extra = '')
 	{
 		$checked = $data['checked'];
 		
-		if ($checked == FALSE) 
+		if ($checked == FALSE)
 			unset($data['checked']);
 	}
 	
diff --git a/system/helpers/html_helper.php b/system/helpers/html_helper.php
index 1c97dda53..5ba1df990 100644
--- a/system/helpers/html_helper.php
+++ b/system/helpers/html_helper.php
@@ -7,12 +7,12 @@
  * @package		CodeIgniter
  * @author		Rick Ellis
  * @copyright	Copyright (c) 2006, pMachine, Inc.
- * @license		http://www.codeignitor.com/user_guide/license.html 
+ * @license		http://www.codeignitor.com/user_guide/license.html
  * @link		http://www.codeigniter.com
  * @since		Version 1.0
  * @filesource
  */
- 
+
 // ------------------------------------------------------------------------
 
 /**
diff --git a/system/helpers/inflector_helper.php b/system/helpers/inflector_helper.php
index 3d8d3e0ca..666ec40b8 100644
--- a/system/helpers/inflector_helper.php
+++ b/system/helpers/inflector_helper.php
@@ -7,12 +7,12 @@
  * @package		CodeIgniter
  * @author		Rick Ellis
  * @copyright	Copyright (c) 2006, pMachine, Inc.
- * @license		http://www.codeignitor.com/user_guide/license.html 
+ * @license		http://www.codeignitor.com/user_guide/license.html
  * @link		http://www.codeigniter.com
  * @since		Version 1.0
  * @filesource
  */
- 
+
 // ------------------------------------------------------------------------
 
 /**
diff --git a/system/helpers/security_helper.php b/system/helpers/security_helper.php
index 34386ffea..06228468f 100644
--- a/system/helpers/security_helper.php
+++ b/system/helpers/security_helper.php
@@ -7,12 +7,12 @@
  * @package		CodeIgniter
  * @author		Rick Ellis
  * @copyright	Copyright (c) 2006, pMachine, Inc.
- * @license		http://www.codeignitor.com/user_guide/license.html 
+ * @license		http://www.codeignitor.com/user_guide/license.html
  * @link		http://www.codeigniter.com
  * @since		Version 1.0
  * @filesource
  */
- 
+
 // ------------------------------------------------------------------------
 
 /**
@@ -60,7 +60,7 @@ function dohash($str, $type = 'sha1')
 			{	
 				require_once(BASEPATH.'libraries/Sha1'.EXT);
 				$SH = new CI_SHA;
-				return $SH->generate($str);            
+				return $SH->generate($str);
 			}
 			else
 			{
@@ -88,7 +88,7 @@ function dohash($str, $type = 'sha1')
  * @return	string
  */	
 function strip_image_tags($str)
-{    
+{
 	$str = preg_replace("#<img\s+.*?src\s*=\s*[\"'](.+?)[\"'].*?\>#", "\\1", $str);
 	$str = preg_replace("#<img\s+.*?src\s*=\s*(.+?).*?\>#", "\\1", $str);
 			
diff --git a/system/helpers/string_helper.php b/system/helpers/string_helper.php
index d5a3591f9..ba704df9e 100644
--- a/system/helpers/string_helper.php
+++ b/system/helpers/string_helper.php
@@ -7,12 +7,12 @@
  * @package		CodeIgniter
  * @author		Rick Ellis
  * @copyright	Copyright (c) 2006, pMachine, Inc.
- * @license		http://www.codeignitor.com/user_guide/license.html 
+ * @license		http://www.codeignitor.com/user_guide/license.html
  * @link		http://www.codeigniter.com
  * @since		Version 1.0
  * @filesource
  */
- 
+
 // ------------------------------------------------------------------------
 
 /**
@@ -67,7 +67,7 @@ function trim_slashes($str)
  */	
 function reduce_double_slashes($str)
 {
-	return preg_replace("#([^:])//+#", "\\1/", $str);  
+	return preg_replace("#([^:])//+#", "\\1/", $str);
 }
 	
 // ------------------------------------------------------------------------
@@ -101,15 +101,15 @@ function random_string($type = 'alnum', $len = 8)
 				}
 
 				$str = '';
-				for ($i=0; $i < $len; $i++) 
-				{    
-					$str .= substr($pool, mt_rand(0, strlen($pool) -1), 1); 
+				for ($i=0; $i < $len; $i++)
+				{
+					$str .= substr($pool, mt_rand(0, strlen($pool) -1), 1);
 				}
-				return $str;      
+				return $str;
 		  break;
-		case 'unique' : return md5(uniqid(mt_rand())); 
-		  break; 
-	}        
+		case 'unique' : return md5(uniqid(mt_rand()));
+		  break;
+	}
 }
 // ------------------------------------------------------------------------
 
diff --git a/system/helpers/text_helper.php b/system/helpers/text_helper.php
index e2da32746..fbc63a9b4 100644
--- a/system/helpers/text_helper.php
+++ b/system/helpers/text_helper.php
@@ -7,12 +7,12 @@
  * @package		CodeIgniter
  * @author		Rick Ellis
  * @copyright	Copyright (c) 2006, pMachine, Inc.
- * @license		http://www.codeignitor.com/user_guide/license.html 
+ * @license		http://www.codeignitor.com/user_guide/license.html
  * @link		http://www.codeigniter.com
  * @since		Version 1.0
  * @filesource
  */
- 
+
 // ------------------------------------------------------------------------
 
 /**
@@ -35,12 +35,12 @@
  * @access	public
  * @param	string
  * @param	integer
- * @param	string	the end character. Usually an ellipsis 
+ * @param	string	the end character. Usually an ellipsis
  * @return	string
  */	
 function word_limiter($str, $n = 100, $end_char = '&#8230;')
 {
-	if (strlen($str) < $n) 
+	if (strlen($str) < $n)
 	{
 		return $str;
 	}
@@ -53,12 +53,12 @@ function word_limiter($str, $n = 100, $end_char = '&#8230;')
 	}
 			
 	$str = '';
-	for ($i = 0; $i < $n; $i++) 
+	for ($i = 0; $i < $n; $i++)
 	{
 		$str .= $words[$i].' ';
 	}
 
-	return trim($str).$end_char; 
+	return trim($str).$end_char;
 }
 	
 // ------------------------------------------------------------------------
@@ -72,12 +72,12 @@ function word_limiter($str, $n = 100, $end_char = '&#8230;')
  * @access	public
  * @param	string
  * @param	integer
- * @param	string	the end character. Usually an ellipsis 
+ * @param	string	the end character. Usually an ellipsis
  * @return	string
  */	
 function character_limiter($str, $n = 500, $end_char = '&#8230;')
 {
-	if (strlen($str) < $n) 
+	if (strlen($str) < $n)
 	{
 		return $str;
 	}
@@ -95,7 +95,7 @@ function character_limiter($str, $n = 500, $end_char = '&#8230;')
 		$out .= $val.' ';			
 		if (strlen($out) >= $n)
 		{
-			return trim($out).$end_char; 
+			return trim($out).$end_char;
 		}		
 	}
 }
@@ -116,14 +116,14 @@ function ascii_to_entities($str)
    $count	= 1;
    $out	= '';
    $temp	= array();
-	   
+	
    for ($i = 0, $s = strlen($str); $i < $s; $i++)
    {
 	   $ordinal = ord($str[$i]);
-	   
+	
 	   if ($ordinal < 128)
 	   {
-		   $out .= $str[$i];            
+		   $out .= $str[$i];
 	   }
 	   else
 	   {
@@ -131,9 +131,9 @@ function ascii_to_entities($str)
 		   {
 			   $count = ($ordinal < 224) ? 2 : 3;
 		   }
-		   
+		
 		   $temp[] = $ordinal;
-		   
+		
 		   if (count($temp) == $count)
 		   {
 			   $number = ($count == 3) ? (($temp['0'] % 16) * 4096) + (($temp['1'] % 64) * 64) + ($temp['2'] % 64) : (($temp['0'] % 32) * 64) + ($temp['1'] % 64);
@@ -141,10 +141,10 @@ function ascii_to_entities($str)
 			   $out .= '&#'.$number.';';
 			   $count = 1;
 			   $temp = array();
-		   }   
-	   }   
+		   }
+	   }
    }
-   
+
    return $out;
 }
 	
@@ -169,35 +169,35 @@ function entities_to_ascii($str, $all = TRUE)
 		   $digits = $matches['1'][$i];
 
 		   $out = '';
-   
+
 		   if ($digits < 128)
 		   {
 			   $out .= chr($digits);
-		   
-		   } 
+		
+		   }
 		   elseif ($digits < 2048)
 		   {
 			   $out .= chr(192 + (($digits - ($digits % 64)) / 64));
 			   $out .= chr(128 + ($digits % 64));
-		   } 
+		   }
 		   else
 		   {
 			   $out .= chr(224 + (($digits - ($digits % 4096)) / 4096));
 			   $out .= chr(128 + ((($digits % 4096) - ($digits % 64)) / 64));
 			   $out .= chr(128 + ($digits % 64));
 		   }
-   
+
 		   $str = str_replace($matches['0'][$i], $out, $str);				
 	   }
    }
-   
+
    if ($all)
    {
 	   $str = str_replace(array("&amp;", "&lt;", "&gt;", "&quot;", "&apos;", "&#45;"),
 						  array("&","<",">","\"", "'", "-"),
 						  $str);
    }
-   
+
    return $str;
 }
 	
@@ -252,8 +252,8 @@ function word_censor($str, $censored, $replacement = '')
  */	
 function highlight_code($str)
 {		
-	// The highlight string function encodes and highlights 
-	// brackets so we need them to start raw 
+	// The highlight string function encodes and highlights
+	// brackets so we need them to start raw
 	$str = str_replace(array('&lt;', '&gt;'), array('<', '>'), $str);
 	
 	// Replace any existing PHP tags to temporary markers so they don't accidentally
@@ -340,15 +340,15 @@ function word_wrap($str, $chars = '76')
 	$lines = split("\n", $str);
 	
 	$output = "";
-	while (list(, $thisline) = each($lines)) 
+	while (list(, $thisline) = each($lines))
 	{
 		if (strlen($thisline) > $chars)
 		{
 			$line = "";
 			$words = split(" ", $thisline);
-			while(list(, $thisword) = each($words)) 
+			while(list(, $thisword) = each($words))
 			{
-				while((strlen($thisword)) > $chars) 
+				while((strlen($thisword)) > $chars)
 				{
 					$cur_pos = 0;
 					for($i=0; $i < $chars - 1; $i++)
@@ -361,20 +361,20 @@ function word_wrap($str, $chars = '76')
 					$thisword = substr($thisword, $cur_pos, (strlen($thisword) - $cur_pos));
 				}
 				
-				if ((strlen($line) + strlen($thisword)) > $chars) 
+				if ((strlen($line) + strlen($thisword)) > $chars)
 				{
 					$output .= $line."\n";
 					$line = $thisword." ";
-				} 
-				else 
+				}
+				else
 				{
 					$line .= $thisword." ";
 				}
 			}
 
 			$output .= $line."\n";
-		} 
-		else 
+		}
+		else
 		{
 			$output .= $thisline."\n";
 		}
diff --git a/system/helpers/typography_helper.php b/system/helpers/typography_helper.php
index fe9e3bb92..1681fa37c 100644
--- a/system/helpers/typography_helper.php
+++ b/system/helpers/typography_helper.php
@@ -7,12 +7,12 @@
  * @package		CodeIgniter
  * @author		Rick Ellis
  * @copyright	Copyright (c) 2006, pMachine, Inc.
- * @license		http://www.codeignitor.com/user_guide/license.html 
+ * @license		http://www.codeignitor.com/user_guide/license.html
  * @link		http://www.codeigniter.com
  * @since		Version 1.0
  * @filesource
  */
- 
+
 // ------------------------------------------------------------------------
 
 /**
@@ -46,12 +46,12 @@ function nl2br_except_pre($str)
 		{
 			$newstr .= nl2br($ex[$i]);
 		}
-		else 
+		else
 		{
 			$newstr .= $ex[$i];
 		}
 		
-		if ($ct - 1 != $i) 
+		if ($ct - 1 != $i)
 			$newstr .= "pre>";
 	}
 	
@@ -62,7 +62,7 @@ function nl2br_except_pre($str)
 
 /**
  * Auto Typography Wrapper Function
- * 
+ *
  *
  * @access	public
  * @param	string
@@ -78,7 +78,7 @@ function auto_typography($str)
 
 /**
  * Auto Typography Class
- * 
+ *
  *
  * @access		private
  * @category	Helpers
@@ -117,7 +117,7 @@ class Auto_typography {
 		/*
 		 * Reduce line breaks
 		 *
-		 * If there are more than two consecutive line 
+		 * If there are more than two consecutive line
 		 * breaks we'll compress them down to a maximum
 		 * of two since there's no benefit to more.
 		 *
@@ -127,8 +127,8 @@ class Auto_typography {
 		/*
 		 * Convert quotes within tags to temporary marker
 		 *
-		 * We don't want quotes converted within 
-		 * tags so we'll temporarily convert them to 
+		 * We don't want quotes converted within
+		 * tags so we'll temporarily convert them to
 		 * {@DQ} and {@SQ}
 		 *
 		 */			
@@ -136,7 +136,7 @@ class Auto_typography {
 		{
 			for ($i = 0; $i < count($matches['0']); $i++)
 			{
-				$str = str_replace($matches['0'][$i], 
+				$str = str_replace($matches['0'][$i],
 									str_replace(array("'",'"'), array('{@SQ}', '{@DQ}'), $matches['0'][$i]),
 									$str);
 			}
@@ -159,7 +159,7 @@ class Auto_typography {
 		 * Convert "ignore" tags to temporary marker
 		 *
 		 * The parser splits out the string at every tag
-		 * it encounters.  Certain inline tags, like image 
+		 * it encounters.  Certain inline tags, like image
 		 * tags, links, span tags, etc. will be adversely
 		 * affected if they are split out so we'll convert
 		 * the opening < temporarily to: {@TAG}
@@ -202,7 +202,7 @@ class Auto_typography {
 			 * to skip <pre> tags and a few other things.
 			 *
 			 */
-			if (preg_match("#<(/*)(".$this->block_elements.").*?\>#", $chunk, $match)) 
+			if (preg_match("#<(/*)(".$this->block_elements.").*?\>#", $chunk, $match))
 			{
 				if (preg_match("#".$this->skip_elements."#", $match['2']))
 				{
@@ -244,7 +244,7 @@ class Auto_typography {
 		// Fix an artifact that happens during the paragraph replacement
 		$str = preg_replace('#(<p>\n*</p>)#', '', $str);
 
-		// If the user submitted their own paragraph tags with class data 
+		// If the user submitted their own paragraph tags with class data
 		// in them we will retain them instead of using our tags.
 		$str = preg_replace('#(<p.*?>)<p>#', "\\1", $str);
 
@@ -444,8 +444,8 @@ class Auto_typography {
 		}
 		
 		// Ellipsis
-		$str = preg_replace("#(\w)\.\.\.(\s|<br />|</p>)#", "\\1&#8230;\\2", $str); 
-		$str = preg_replace("#(\s|<br />|</p>)\.\.\.(\w)#", "\\1&#8230;\\2", $str); 
+		$str = preg_replace("#(\w)\.\.\.(\s|<br />|</p>)#", "\\1&#8230;\\2", $str);
+		$str = preg_replace("#(\s|<br />|</p>)\.\.\.(\w)#", "\\1&#8230;\\2", $str);
 		
 		// Run the translation array we defined above		
 		$str = str_replace(array_keys($table), array_values($table), $str);
@@ -536,5 +536,5 @@ class Auto_typography {
 	}	
 }
 
- 
+
 ?>
\ No newline at end of file
diff --git a/system/helpers/url_helper.php b/system/helpers/url_helper.php
index 2f93bcfbf..cd628c6ae 100644
--- a/system/helpers/url_helper.php
+++ b/system/helpers/url_helper.php
@@ -7,12 +7,12 @@
  * @package		CodeIgniter
  * @author		Rick Ellis
  * @copyright	Copyright (c) 2006, pMachine, Inc.
- * @license		http://www.codeignitor.com/user_guide/license.html 
+ * @license		http://www.codeignitor.com/user_guide/license.html
  * @link		http://www.codeigniter.com
  * @since		Version 1.0
  * @filesource
  */
- 
+
 // ------------------------------------------------------------------------
 
 /**
@@ -30,7 +30,7 @@
 /**
  * Site URL
  *
- * Create a local URL based on your basepath. Segments can be passed via the 
+ * Create a local URL based on your basepath. Segments can be passed via the
  * first parameter either as a string or an array.
  *
  * @access	public
@@ -38,7 +38,7 @@
  * @return	string
  */	
 function site_url($uri = '')
-{ 
+{
 	$CI =& get_instance();
 	return $CI->config->site_url($uri);
 }
@@ -54,7 +54,7 @@ function site_url($uri = '')
  * @return	string
  */	
 function base_url()
-{ 
+{
 	$CI =& get_instance();
 	return $CI->config->slash_item('base_url');
 }
@@ -70,7 +70,7 @@ function base_url()
  * @return	string
  */	
 function index_page()
-{ 
+{
 	$CI =& get_instance();
 	return $CI->config->item('index_page');
 }
@@ -173,7 +173,7 @@ function anchor_popup($uri = '', $title = '', $attributes = FALSE)
  */
 function mailto($email, $title = '', $attributes = '')
 {
-	if ($title == "") 
+	if ($title == "")
 	{
 		$title = $email;
 	}
@@ -201,7 +201,7 @@ function mailto($email, $title = '', $attributes = '')
  */
 function safe_mailto($email, $title = '', $attributes = '')
 {
-	if ($title == "") 
+	if ($title == "")
 	{
 		$title = $email;
 	}
@@ -216,7 +216,7 @@ function safe_mailto($email, $title = '', $attributes = '')
 		$x[] = "|".ord(substr($email, $i, 1));
 	}
 
-	$x[] = '"'; 
+	$x[] = '"';
 
 	if ($attributes != '')
 	{
@@ -250,7 +250,7 @@ function safe_mailto($email, $title = '', $attributes = '')
 	
 		if ($ordinal < 128)
 		{
-			$x[] = "|".$ordinal;            
+			$x[] = "|".$ordinal;
 		}
 		else
 		{
@@ -266,7 +266,7 @@ function safe_mailto($email, $title = '', $attributes = '')
 				$x[] = "|".$number;
 				$count = 1;
 				$temp = array();
-			}   
+			}
 		}
 	}
 	
@@ -282,15 +282,15 @@ var l=new Array();
 $i = 0;
 foreach ($x as $val){ ?>l[<?php echo $i++; ?>]='<?php echo $val; ?>';<?php } ?>
 
-for (var i = l.length-1; i >= 0; i=i-1){ 
-if (l[i].substring(0, 1) == '|') document.write("&#"+unescape(l[i].substring(1))+";"); 
+for (var i = l.length-1; i >= 0; i=i-1){
+if (l[i].substring(0, 1) == '|') document.write("&#"+unescape(l[i].substring(1))+";");
 else document.write(unescape(l[i]));}
 //]]>
 </script><?php
 
 	$buffer = ob_get_contents();
-	ob_end_clean(); 
-	return $buffer;        
+	ob_end_clean();
+	return $buffer;
 }
 	
 // ------------------------------------------------------------------------
@@ -305,7 +305,7 @@ else document.write(unescape(l[i]));}
  *
  * @access	public
  * @param	string	the string
- * @param	string	the type: email, url, or both 
+ * @param	string	the type: email, url, or both
  * @param	bool 	whether to create pop-up links
  * @return	string
  */
@@ -427,7 +427,7 @@ function url_title($str, $separator = 'dash')
 	foreach ($trans as $key => $val)
 	{
 		$str = preg_replace("#".$key."#", $val, $str);
-	} 
+	}
 	
 	return trim(stripslashes($str));
 }
@@ -445,12 +445,12 @@ function url_title($str, $separator = 'dash')
  * @return	string
  */
 function redirect($uri = '', $method = 'location')
-{  
+{
 	switch($method)
 	{
 		case 'refresh' : header("Refresh:0;url=".site_url($uri));
 			break;
-		default        : header("location:".site_url($uri));
+		default		: header("location:".site_url($uri));
 			break;
 	}
 	exit;
diff --git a/system/helpers/xml_helper.php b/system/helpers/xml_helper.php
index ee3fc289b..4cc91f4ef 100644
--- a/system/helpers/xml_helper.php
+++ b/system/helpers/xml_helper.php
@@ -7,12 +7,12 @@
  * @package		CodeIgniter
  * @author		Rick Ellis
  * @copyright	Copyright (c) 2006, pMachine, Inc.
- * @license		http://www.codeignitor.com/user_guide/license.html 
+ * @license		http://www.codeignitor.com/user_guide/license.html
  * @link		http://www.codeigniter.com
  * @since		Version 1.0
  * @filesource
  */
- 
+
 // ------------------------------------------------------------------------
 
 /**
@@ -49,7 +49,7 @@ function xml_convert($str)
 	$str = preg_replace("/$temp(\w+);/","&\\1;", $str);
 		
 	return $str;
-}    
+}
 
 
 ?>
\ No newline at end of file