Index: branches/RC/core/units/admin/admin_tag_processor.php
===================================================================
diff -u -r9639 -r9643
--- branches/RC/core/units/admin/admin_tag_processor.php	(.../admin_tag_processor.php)	(revision 9639)
+++ branches/RC/core/units/admin/admin_tag_processor.php	(.../admin_tag_processor.php)	(revision 9643)
@@ -783,12 +783,19 @@
 			return $this->Application->HREF($t, '', $vars, $index_file);
 		}
 
+		/**
+		 * Returns menu frame width or 200 in case, when invalid width specified in config
+		 *
+		 * @param Array $params
+		 * @return string
+		 */
 		function MenuFrameWidth($params)
 		{
-			$w = $this->Application->ConfigValue('MenuFrameWidth');
-			if (!$w) $w = 200;
-			return $w;
+			$width = (int)$this->Application->ConfigValue('MenuFrameWidth');
+
+			return $width > 0 ? $width : 200;
 		}
+
 		function AdminSkin($params)
 		{
 			static $style;
@@ -862,7 +869,7 @@
 			$this->Application->RemoveVar('compile_errors');
 			return $o;
 		}
-		
+
 		function ExportData($params)
 		{
 			$export_helper =& $this->Application->recallObject('CSVHelper');