function OpenWindow(strWindowname, strUrl, intWidth, intHeight)
{
	win = window.open(strUrl, strWindowname, "toolbar=no,location=no,explorer=no,directories=no,status=no,menubar=no,scrollbars=no,resizable=yes,copyhistory=no,left=150,top=300,width=" + intWidth + ",height=" + intHeight);
	if ((navigator.appName == "Netscape" && parseInt(navigator.appVersion) >= 3) || (navigator.appName == "Microsoft Internet Explorer" && parseInt(navigator.appVersion) >= 4)) 
	{ 
		win.moveTo((screen.width/2)-(intWidth/2),(screen.height/2)-(intHeight/3));
	} 
	win.focus();
}