function assignHoverNav() { assignHover('d-nav'); }
function assignUserMenu() { assignHover('navigation'); }
function assignHoverCategories() { assignHover('browsecats'); }
function assignHover(element) {
var ul = null;
var li = null;
var index = 0;
var menu = document.getElementById(element);
if (!menu) menu = document.getElementById(element);
if (!menu) return false;
ul = menu.getElementsByTagName("li");
if (!ul) return false;
for(index=0;index