// window size and position - default browser

function pop_contact() {
  window.open('contact2.php', 'thankU', 'toolbar=0,location=0,directories=0,status=0,menubar=0,resizable=1,scrollbars=0,width=350,height=125,left=0,top=0');
}

function pop_enroll() {
  window.open('subscribe_ok.html', 'thankU2', 'toolbar=0,location=0,directories=0,status=0,menubar=0,resizable=1,scrollbars=0,width=350,height=125,left=0,top=0');
}