//Smart Folding Menu tree- By Dynamic Drive (rewritten 03/03/02)
      //For full source code and more DHTML scripts, visit http://www.dynamicdrive.com
      //This credit MUST stay intact for use
      //http://www.dynamicdrive.com/dynamicindex1/navigate1.htm
      
      var head="display:''"
      img1=new Image()
      img1.src=imagenMenu
      img2=new Image()
      img2.src=imagenMenu
      
   
	 var ns6=(document.getElementById&&!document.all?true:false);
	 
     var ie4=(document.all&&navigator.userAgent.indexOf("Opera")==-1?true:false);
	  
	
      function checkcontained(e){
		  var iscontained=0;
		  cur=ns6? e.target : event.srcElement;
		  i=0;
		  
		  if (cur.id=="foldheader" || cur.id=="foldheader2" || cur.id=="foldheaderNS" || cur.id=="foldheader2NS")
			  iscontained=1;
		  else
			  while (ns6&&cur.parentNode||(ie4&&cur.parentElement)){
				if ((cur.id=="foldheader"||cur.id=="foldheader2")||cur.id=="foldinglist"||cur.id=="foldinglist2" ||
					(cur.id=="foldheaderNS"||cur.id=="foldheader2NS")||cur.id=="foldinglistNS"||cur.id=="foldinglist2NS"){
					iscontained=(cur.id=="foldheader" || cur.id=="foldheader2" || cur.id=="foldheaderNS" || cur.id=="foldheader2NS")? 1 : 0;
					break;
				}
				cur=ns6? cur.parentNode : cur.parentElement;
		  }
		  if (iscontained){
			  var foldercontent=ns6? cur.nextSibling : cur.all.tags("UL")[0];
			  if (foldercontent.style.display=="none"){
				  foldercontent.style.display="";
			  }
			  else{
				  foldercontent.style.display="none";
			  }
		  }
      }
      
      if (ie4||ns6)
	  document.onclick=checkcontained