Index: branches/RC/core/admin_templates/js/grid.js
===================================================================
diff -u -r11929 -r11932
--- branches/RC/core/admin_templates/js/grid.js	(.../grid.js)	(revision 11929)
+++ branches/RC/core/admin_templates/js/grid.js	(.../grid.js)	(revision 11932)
@@ -314,7 +314,7 @@
 	this.prefix = prefix;
 	this.class_on = class_on;
 	this.class_off = class_off;
-	this.Items = new Array();
+	this.Items = {};
 	this.LastSelectedSequence = 1;
 	this.LastSelectedId = null;
 	this.DblClick = dbl_click;
@@ -474,7 +474,7 @@
 Grid.prototype.SetDependantToolbarButtons = function($buttons, $direct, $mode) {
 	if (!isset($direct)) $direct = true; // direct (use false for invert mode)
 	if (!isset($mode)) $mode = 1; // enable/disable (use 2 for show/hide mode)
-	for (var i in $buttons) {
+	for (var i = 0; i < $buttons.length; i++) {
 		this.DependantButtons.push(new Array($buttons[i], $direct, $mode));
 	}
 	//this.DependantButtons = buttons;
@@ -485,7 +485,7 @@
 {
 //	alert('prefix: ' + this.prefix + '; ' + $called_from + ' -> Grid.CheckDependencies');
 	var enabling = (this.CountSelected() > 0);
-	for (var i in this.DependantButtons) {
+	for (var i = 0; i < this.DependantButtons.length; i++) {
 		if (this.DependantButtons[i][0].match("portal:(.*)")) {
 			button_name = RegExp.$1;
 			if (toolbar) {