Index: branches/RC/themes/default2007/platform/inc/script.js
===================================================================
diff -u -r9021 -r9022
--- branches/RC/themes/default2007/platform/inc/script.js	(.../script.js)	(revision 9021)
+++ branches/RC/themes/default2007/platform/inc/script.js	(.../script.js)	(revision 9022)
@@ -30,14 +30,20 @@
 	}
 }
 
-ItemCategories.prototype.AddCategory = function($separator, $delete_button) {
+ItemCategories.prototype.AddCategory = function($separator, $delete_button, $max_categories) {
 	var $category_id = this.CategorySelector.options[this.CategorySelector.selectedIndex].value;
 	var $category_name = this.CategorySelector.options[this.CategorySelector.selectedIndex].innerHTML.trim();
 
 	if ((this.SearchCategory($category_id) !== false) || ($category_id == this.PrimaryCategory) || ($category_id == 0)) {
 		// don't add same category twice & don't allow to add item's primary category
 		return ;
 	}
+	
+	if ((this.MoreCategories.length + 1) > $max_categories)
+	{
+		// don't add more category - $max_categories limit
+		return ;
+	}
 
 	// strip trailing HTML spaces & separator
 	var $separator_pos = $category_name.indexOf($separator);