function showForumAllMessages() {

  reloadPrototypeElementGroups('AJAXMSG.INITIAL','');
  setButtons(1);

}

function showForumThumbed() {

  reloadPrototypeElementGroups('AJAXMSG.INITIAL.NOSTORE','forumsort=thumbs');
  setButtons(2);

}

function setButtons(nActive) {

  var oForumButtonAll=document.getElementById('forumall');
  var oForumButtonThumb=document.getElementById('forumthumbs');
  
   if (nActive==1) {
      oForumButtonAll.className='forumtabon';
      oForumButtonThumb.className='forumtaboff'; 
   } else {
      oForumButtonAll.className='forumtaboff';
      oForumButtonThumb.className='forumtabon';
   }

}