function SelectRep(selected_username) {
  opener.document.forms['post'].chapter_rep.value = selected_username;
  opener.focus();
  window.close();
  return true;
}

function SelectPres(selected_username) {
  opener.document.forms['post'].chapter_pres.value = selected_username;
  opener.focus();
  window.close();
  return true;
}

window.onload=function(){
  showContent('intl_1', './../chapters/list_chapters.php?intl=1');
  toggleLayer('intl_1');
}