function 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=0,width=500,height=600,left = 200,top = 100');");
    }