function menujs()
	{
	var element='home-nav';
	
	var menu = document.getElementById(element);
	
	if (!menu) alert('nie ma elementu!')
	
	var li = menu.getElementsByTagName("li");
	
	for(i = 0; i < li.length; i++)
		{
				li[i].onmouseover = function () { this.className+="hover"; };
				li[i].onmouseout =	function () {this.className=this.className.replace(/hover/, ""); };
		}
	}