function submitOnEnter(e,frm) {
            var ENTER_KEY = 13;
            var code = "";
      
            if (window.event) // IE
            {
                code = e.keyCode;
            }
            else if (e.which) // Netscape/Firefox/Opera
            {
                code = e.which;
            }
            
            if (code == ENTER_KEY) {
                frm.submit();
                return false;
            }
      }