// Mouseover functionality
var startList = function() {
    if (document.all && document.getElementById) {
    	navRoot = document.getElementById("main-nav");
	navRoot = navRoot.childNodes[0];
    	if (navRoot != null) {
    	    for (i=0; i<navRoot.childNodes.length; i++) {
        		node = navRoot.childNodes[i];
	        	if (node.nodeName.toUpperCase() == "LI") {
		        	node.onmouseover=function() { this.className += "Over" }
				    node.onmouseout=function() {
					    this.className=this.className.replace("Over", "")
    				}
    			}
			}
		}
	}
}
window.onload   = startList;