function OpenCloseList(elemId){
	var sender = document.getElementById(elemId);
	var list;
	var indicateur = document.getElementById(elemId+'Open');
	var i;
	
	if (indicateur.style.display=='none'){
		list = sender.getElementsByTagName('ul');
		for ( i=0; i<list.length; i++ ){
			list.item(i).style.display = 'block';
		}
		list = sender.getElementsByTagName('h3');
		for ( i=0; i<list.length; i++ ){
			list.item(i).style.display = 'block';
		}
		document.getElementById(elemId+'Open').style.display = '';
		document.getElementById(elemId+'Close').style.display = 'none';
	}else{
		list = sender.getElementsByTagName('ul');
		for ( i=0; i<list.length; i++ ){
			list.item(i).style.display = 'none';
		}
		list = sender.getElementsByTagName('h3');
		for ( i=0; i<list.length; i++ ){
			list.item(i).style.display = 'none';
		}
		document.getElementById(elemId+'Open').style.display = 'none';
		document.getElementById(elemId+'Close').style.display = '';
	}
}