var DHTML = (document.getElementById || document.all || document.layers);

function ap_getObj(name)
{
  if (document.getElementById)
   { return document.getElementById(name).style; }
   else if (document.all) 
    { return document.all[name].style; } 
	 else if (document.layers) 
	  { return document.layers[name]; } 
}

function ap_showWaitMessage(div,flag)
{
  if (!DHTML) return;
 var x = ap_getObj(div);
 x.visibility = (flag) ? 'visible':'hidden' ;
 if(! document.getElementById)
  if(document.layers) x.left=280/2;
 return true;
}