function getObject(objectId) {
  // checkW3C DOM, then MSIE 4, then NN 4.
    if(document.getElementById && document.getElementById(objectId)) {
        return document.getElementById(objectId);
    } else if (document.all && document.all(objectId)) {  
        return document.all(objectId);
    } else if (document.layers && document.layers[objectId]) { 
        return document.layers[objectId];
    } else {
        return false;
   }
}


function hover(object) {
	resetButtons();
    object.className = 'active';
}


function resetButtons() {
	list = document.getElementById('nav2').getElementsByTagName('li');
	for (var i=0; i<list.length; i++) {
		link = list[i].childNodes[0];
		link.className = link.className.replace(new RegExp("active\\b"), "");
	}
}


function highlight(object) {
	object.parentNode.className = object.parentNode.className + ' active';
}

function clearing(object) {
	object.parentNode.className = object.parentNode.className.replace(new RegExp("active\\b"), "");
}



/*
sfHover = function(objectId) {
	var sfEls = document.getElementById(objectId).getElementsByTagName("li");
	for (var i=0; i<sfEls.length; i++) {
		sfEls[i].onmouseover=function() {
			//this.className+=" active";
			this.className+=(this.className.length>0? " ": "") + "sfhover";
		}
		sfEls[i].onmouseout=function() {
			//this.className=this.className.replace(new RegExp(" active\\b"), "");
			this.className=this.className.replace(new RegExp("( ?|^)sfhover\\b"), "");
		}
	}
}
if (window.attachEvent) window.attachEvent("onload", sfHover('nav2'));
*/