var myclose = false;

if(!document.all)
{
	xmlh = new XMLHttpRequest();
}
else
{
	xmlh = new ActiveXObject("Msxml2.XMLHTTP")
}
function ConfirmClose(){
	if(!document.all)
	{
		setTimeout("myclose = false",1);
		myclose = true;
	}
	else
	{
		if(event.clientY < 0)
		{
			setTimeout("myclose = false",500);
			myclose = true;
		}
	}
}
function HandleOnClose(){
	if(myclose==true)
	{
		var dateObj = new Date();
		var BSTR = "./logoff.aspx?dmis=" + dateObj.getTime()
		xmlh.open("GET",BSTR,true);
		xmlh.send(null);
	}
}
function DoNothing(){
	myclose = false;
	alert("nothing")
}