/* PAGE HIGHLIGHTING */function extractPageName(hrefString){ var arr = hrefString.split('.'); if(arr.length >= 2) {  arr = arr[arr.length-2].split('/');  return arr[arr.length-1].toLowerCase(); } else {  return "x"; }}    function setActiveMenu(arr, crtPage)    {    for (var i=0; i<arr.length; i++)    {     if(extractPageName(arr[i].href) == crtPage)     {      if (arr[i].parentNode.tagName != "nav_internal")       {          arr[i].className += " selected";          arr[i].parentNode.className += " selected";          arr[i].parentNode.parentNode.className += " selected";              arr[i].parentNode.parentNode.parentNode.className += " selected";           arr[i].parentNode.parentNode.parentNode.parentNode.className += " selected";            arr[i].parentNode.parentNode.parentNode.parentNode.parentNode.className += " selected";                                  }          }      }    }    function setPage()     {     hrefString = document.location.href ? document.location.href : document.location;    if (document.getElementById("nav_internal")!=null)         setActiveMenu(document.getElementById("nav_internal").getElementsByTagName("a"), extractPageName(hrefString));         if (document.getElementById("nav_main")!=null)         setActiveMenu(document.getElementById("nav_main").getElementsByTagName("a"), extractPageName(hrefString));    }// LI HOVER - FOR IE6 ONLYsfHover = function() {    var sfEls = document.getElementById("nav_main").getElementsByTagName("LI");    for (var i=0; i<sfEls.length; i++) {        sfEls[i].onmouseover=function() {            this.className+=" sfhover";            }            sfEls[i].onmouseout=function() {                this.className=this.className.replace(new RegExp(" sfhover\\b"), "");            }        }    }    if (window.attachEvent) window.attachEvent("onload", sfHover);