function dum()
{
   var url = 'dum.php?';
   var pars = 'dum=';
   var myAjax = new Ajax.Updater( 'dum', url, { method: 'get', parameters: pars });

}

var myGlobalHandlers =
     {
                onLoaded: function(){
                        Element.show('systemWorking');                        
                },
                onComplete: function() {
                        if(Ajax.activeRequestCount == 0){
                        Element.hide('systemWorking');                  
                        }
                }
     };

Ajax.Responders.register(myGlobalHandlers);


//Coder amir@localhost.com.my