function swapDivBG(e) {
	    /*
		 called onMouseover when a user mouses over a navigation link
		*/
		
	    var el = findTarget(e,'div');
		
	   // el.style.background = "url('assets/lay/leftNav_bg.gif') repeat-y";
		el.className = "leftNavHi";
		
	   }//eof
	   
	   function swapDivBGBack(e) {
	    /*
		 called onMouseover when a user mouses over a navigation link
		*/
		
	    var el = findTarget(e,'div');
		
		el.className = "leftNavLo";
		
	   }//eof
	   
	   function addListeners() {
	    //will loop through the child elements of leftNav and attach a mouseover function to each element 
        if(! document.getElementsByTagName ||
		   ! document.getElementById)
		   return;
		   
		  var  parentEl = document.getElementById("leftNav");
		  // alert(parent.childNodes.length);
		   var childDivs = parentEl.getElementsByTagName('div');
		  
		   for (var i = 0; i < childDivs.length; i++ ) {
			  
			   if ( childDivs[i].className &&
			       childDivs[i].className =='leftNavLo' ) {
			      childDivs[i].onmouseover = swapDivBG;
				  childDivs[i].onmouseout = swapDivBGBack;
			   }// if (childEl.length)
			
		   }//for (i = 0; 1 < childs.length; i++ )
		   //alert(childs.length);
	   }//eof