function openSub(URL){
options="width=600,height=600,location=no,menubar=no,status=no,toolbar=no,scrollbars=yes,resizable=yes";
win1=window.open(URL,'sub',options);
win1.focus();
}

function openSubForm(URL){
options="width=600,height=600,location=no,menubar=no,status=no,toolbar=no,scrollbars=yes,resizable=yes";
win2=window.open(URL,'sub',options);
win2.focus();
}