window.onload = setupFunc;
function setupFunc()
{
hideBusysign();
if (typeof(Wicket) != "undefined")
{
Wicket.Ajax.registerPreCallHandler(showBusysign);
Wicket.Ajax.registerPostCallHandler(hideBusysign);
Wicket.Ajax.registerFailureHandler(hideBusysign);
}
}
function hideBusysign()
{
document.getElementById('busy_ajax').style.display ='none';
}
function showBusysign()
{
document.getElementById('busy_ajax').style.display ='block';
}