var activMenuItem = "";
function enableDropdownMenu(){
  //  if (document.all){
        var uls = document.getElementsByTagName('UL');
        for(var i = 0; i < uls.length; i++){
            if (uls[i].className == 'dropdown'){
               var lis = uls[i].getElementsByTagName('li');
				var lisLength = lis.length;
                for (var j = 0; j < lisLength; j++){
					var sUls = lis[j].getElementsByTagName('ul');
					if (sUls.length > 0)
					{
                   		lis[j].onmouseover = function() { show(this); }
                      	lis[j].onmouseout = function() { hide(this); }
						hide(lis[j]); // Für IE < 7
					} 
                }
            }
        }
   // }
}

function show(obj) {
	obj.getElementsByTagName('ul')[0].style.display = 'block';
	//alert(obj.lastChild.tagName + "/" + obj.firstChild.tagName)
	obj.firstChild.style.backgroundColor = "#C5C7B8"
	if (activMenuItem.style) activMenuItem.style.display = 'none';
}
function hide(obj) {
	obj.getElementsByTagName('ul')[0].style.display = 'none';
	if (activMenuItem.style) activMenuItem.style.display = 'block';
	obj.firstChild.style.backgroundColor = "transparent"
}