function toggle(item) {

   obj=document.getElementById(item);

   visible=(obj.style.display!="none")

   key=document.getElementById("x" + item);

   if (visible) {

     obj.style.display="none";

     key.innerHTML="<img src='/images/style/submenu/menu-closed.gif' width='16' height='16' hspace='0' vspace='0' border='0'>";

   } else {

      obj.style.display="block";

      key.innerHTML="<img src='/images/style/submenu/menu-open.gif' width='16' height='16' hspace='0' vspace='0' border='0'>";

   }

}

function Toggle_class(item) {
   obj=getElementsByClass(item,null,null);
   for (i = 0; i < obj.length; i++)
   {
	   visible=(obj[i].style.display!="none")
	   if (visible) {
		 obj[i].style.display="none";
	   } else {
		  obj[i].style.display=detect_browser2();
	   }
   }
}