/* Tested and working; call it by placing onload="setCurrentPage();" in the element */ function setCurrentPage() { var currentPage = window.location.href; //var navigationContainer = document.getElementById('chocolateCollections'); var navBarLinkCollection = document.getElementsByTagName('li'); var j; //alert(currentPage); //alert(navBarLinkCollection.length); for (j=0;j < navBarLinkCollection.length;j++) { var li=navBarLinkCollection[j]; var alist = li.getElementsByTagName('a'); if (alist.length > 0) { var a = alist[0]; //alert(a.href); if (currentPage == a.href) { li.className = 'active'; } } } }