checkprogress=function() {
	window.setTimeout(function(){
			var console = document.createElement("iframe");
			console.src = checkprogress.url;
			console.frameBorder = 0;
			console.allowTransparency = true;
			console.style.width = '95%'
			Modalbox.show(console, checkprogress.options);
			Modalbox.deactivate();
		}, 1000);
}
checkprogress.url = '/ajax/progress.php';
checkprogress.options = {title: "Loading...", width: 300};

window.onbeforeunload = checkprogress;