function openCaffe(url, x, y){
	var newwin;
	var windowFeatures = "width=" + x + ",height=" + y + ",scrollbars=yes,directories=no,location=no,menubar=no,resizable=yes,status=no,toolbar=no";
	newwin = window.open("", "caffe", windowFeatures);
	newwin.location.href = url;
	newwin.focus();
	newwin.moveTo(50,50);
}