function popUp(URL) 
{
                //alert("javascript: popUp(" + URL + ")");
                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=550,height=500, left=400,top=50');");
}