function setClass(over, where){
	var hoverStr = 'hover';
	if (over && where.className != "selected"){
		where.className = hoverStr;
	} else if (where.className != "selected"){
		where.className = '';
	}
}

function adaptLis(){
	var lis = "";
	if (document.getElementById('menu')){
		lis = document.getElementById('menu').getElementsByTagName('li');
		if (lis != "" && lis != undefined && lis != null){
			for (i = 0; i < lis.length; i++){
				li = lis[i];
				li.onmouseover = function(){
					setClass(true, this);
				}
				li.onmouseout = function(){
					setClass(false, this);
				}
			}
		}
	}
}