function InVisibleULChild(id, s){
	var ul = document.getElementById(id);
	if(ul.style.display == "none"){
		ul.style.display = "";
		s.className = "folder_open";
	}else{
		ul.style.display = "none";
		s.className = "folder_closed";
	}
}

function InVisibleAll(){
	var allUL = document.getElementById('privatUl').getElementsByTagName('ul');
	
	
	for(i=0;i<allUL.length;i++){
		allUL[i].style.display = "none";
	}
	
	var allUL = document.getElementById('unternehmenUl').getElementsByTagName('ul');
	
	
	for(i=0;i<allUL.length;i++){
		allUL[i].style.display = "none";
	}
}

addLoadEvent(InVisibleAll);