Index: trunk/admin/include/mainscript.php
===================================================================
diff -u -N -r3736 -r3907
--- trunk/admin/include/mainscript.php	(.../mainscript.php)	(revision 3736)
+++ trunk/admin/include/mainscript.php	(.../mainscript.php)	(revision 3907)
@@ -66,6 +66,9 @@
 
 $ampm =  is12HourMode() ? 'true' : 'false';
 
+$processable_formats = Array('m/d/y', 'm/d/Y');
+
+$skip_date_validation = in_array(GetDateFormat(), $processable_formats) ? 'false' : 'true';
 $SiteName = addslashes( strip_tags( $GLOBALS['objConfig']->Get('Site_Name') ) );
 
 require_once($pathtoroot.$admin."/lv/js/js_lang.php");
@@ -106,6 +109,7 @@
 var lang_MoveUp = "$lang_MoveUp";
 var lang_MoveDn = "$lang_MoveDn";
 var ampm = $ampm;
+var skip_date_validation = $skip_date_validation;
 var listview_clear=1;
 var CalDateFormat = "$Cal";
 
@@ -302,7 +306,10 @@
 function ValidDate(date_str)
 {
   	var valid = true;
-	
+	if (skip_date_validation) {
+		return valid;
+	}
+  	
 	if( trim(date_str) == '' ) return true; // is valid in case if not entered
   	parts = date_str.split(/\s*\D\s*/);