function udhelptext(file,search) {

// Instant update - no effects:
/* 
  new Ajax.Updater('helptext', 'updatehelp.php', {
    method:'get', 
    parameters: { hfile: file } });
*/

// Fade and appear:
  new Effect.Fade('helptext', { duration: 0.2, afterFinish: function() {
    new Ajax.Updater('helptext', 'updatehelp.php', 
      {asynchronous:false, 
       evalScripts:true, 
       method:'get', 
       //parameters:'hfile='+file,
       parameters: { hfile: file, kword: search },
       onSuccess: function() { new Effect.Appear('helptext', {duration: 0.5} ) }
       });
     } // end afterFinish function
  });
}