function popupzip(frm_name, frm_zip1, frm_zip2, frm_addr, relative_dir) {
      window.open(relative_dir+'/zip.php?frm_name='+frm_name+'&frm_zip1='+frm_zip1+'&frm_zip2='+frm_zip2+'&frm_addr='+frm_addr, 'winzip', 'scrollbars=yes,width=470,height=200,top='+((screen.height-160)/3)+',left='+((screen.width-482)/2));
    }