sfHover = function() {
 var sfEls = document.getElementById("topnav").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);

function switchLast() {
  if (document.getElementsByTagName)
  {
	var u_nl = document.getElementsByTagName("ul");
	var u_ar = new Array();
	
	for (i=0;i<u_nl.length;i++){
		if (u_nl[i].className=="switchme") {
			u_ar[i] = u_nl[i];
		}
	}			
	u_ar.reverse();
	u_nl2 = u_ar[0].getElementsByTagName("ul");
	for (i=0;i<u_nl2.length;i++){
		// set value for last columns submenus switch here
		u_nl2[i].style.marginLeft = '-160px';
		u_nl2[i].style.marginTop = '-15px';
	}
 }
}
window.onload=switchLast;