function popup(url, width, height) {
day = new Date();
id = day.getTime();
eval("page" + id + " = window.open(url, '" + id + "', 'toolbar=0,scrollbars=1,location=1,statusbar=0,menubar=1,resizable=1,width=' + width + ',height=' + height + ',left = 320,top = 312');");
}