rise_menu = function() {


    navRoot = document.getElementById("riseNav");
    for (i=0; i<navRoot.childNodes.length; i++) {

        node = navRoot.childNodes[i];
        
        node.onmouseover=function() {
            this.className+="click";
            


        }

        node.onmouseout=function() {
            this.className=this.className.replace("click", "");

        }
    }
}

window.onload = rise_menu;