function openWindow(url, PageWidth, PageHeight, _scrollbars, _status)
	{
		if (navigator.appVersion.indexOf("MSIE")!=-1)
		{
			var positionLeft = window.screenLeft;
			var positionTop = window.screenTop-40;
		}
		else
		{
			var positionLeft = window.screenX;
			var positionTop = window.screenY;
		}
		var popleft = ((document.body.clientWidth - PageWidth) / 2) + positionLeft;
		var poptop = ((( document.body.clientHeight - PageHeight) / 2)) + positionTop;
		
		str = "" + Math.random() + "";
		_unique_id = str.substr(2, str.length);
		
		window.open(url, _unique_id ,"status=1,resizable=1,scrollbars=1,width=" + PageWidth + ",height=" + PageHeight + ",left=" + popleft + ",top=" + poptop);
	}
	
	function doNothing()
	{
	}