olddiv="";
function dsp(loc){
	if(olddiv!="" && olddiv!=loc){
		thediv=olddiv;
		olddiv="";
		dsp(thediv);
	}
   if(document.getElementById){
	   if(olddiv==loc){olddiv="";}
	   else{olddiv=loc;}
      var foc=loc.firstChild;
      foc=loc.firstChild.innerHTML?
         loc.firstChild:
         loc.firstChild.nextSibling;
      foc=loc.parentNode.nextSibling.style?
         loc.parentNode.nextSibling:
         loc.parentNode.nextSibling.nextSibling;
      foc.style.display=foc.style.display=='block'?'none':'block';
	}
}