function popUp(URL,wd,ht) {
wd = wd + 20;
ht = ht + 20;
day = new Date();
id = day.getTime();
eval("page" + id + " = window.open(URL, '" + id + "', 'toolbar=0,scrollbars=1,location=0,statusbar=1,menubar=0,resizable=1,width=' + wd + ',height=' + ht + ',left = 400,top = 400');");
}