function PopUp(URL) {
    var winw = 750;
	var winh = 520;
	var winl = (screen.width - winw) / 2;
	var wint = (screen.height - winh) / 2;
	var addprops = ", width=" + winw + ",height=" + winh + ",left=" + winl + ",top=" + wint;
	//alert(addprops);
	day = new Date();
	id = day.getTime();
	eval("page" + id + " = window.open(URL, '" + id + "', 'toolbar=0,scrollbars=1,location=0,statusbar=0,menubar=0,resizable=1" + addprops + "');");
}