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-rw-r--r--productmenu.js9
1 files changed, 8 insertions, 1 deletions
diff --git a/productmenu.js b/productmenu.js
index e633ab327..90bb18195 100644
--- a/productmenu.js
+++ b/productmenu.js
@@ -181,6 +181,12 @@ function selectProduct( f , productfield, componentfield, blank ) {
return;
}
+ // Do nothing if no products are defined (this avoids the
+ // "a has no properties" error from merge_arrays function)
+ if (f[productfield].length == blank ? 1 : 0) {
+ return;
+ }
+
// if this is the first load and nothing is selected, no need to
// merge and sort all components; perl gives it to us sorted.
@@ -219,7 +225,8 @@ function selectProduct( f , productfield, componentfield, blank ) {
for ( var i = blank ? 1 : 0 ; i < f[productfield].length ; i++ ) {
sel[sel.length] = f[productfield].options[i].value;
}
- single = 0;
+ // If there is only one product, then only one product can be selected
+ single = ( sel.length == 1 );
} else {
for ( i = blank ? 1 : 0 ; i < f[productfield].length ; i++ ) {