function Wopen(link_str,win_num) {
   window.open(link_str,win_num, 'menubar=yes,toolbar=yes,location=yes,status=yes,scrollbars=yes,resizable=yes,height=351,width=551');
}

function WDesc(link_str,win_num) {
   window.open(link_str,win_num, 'menubar=yes,toolbar=no,location=no,status=yes,scrollbars=yes,resizable=yes,height=165,width=600')
}