//this highlights the topnav link, which is set in the body tag
var currentpage = "none";
	
	function setPage(pagename){
		if (document.images[currentpage]){
			document.images[currentpage].src = eval(currentpage).src;
		}
			if (pagename != 'none' && document.images[pagename]){
				document.images[pagename].src = eval(pagename+"on").src;
			}
			currentpage = pagename;
		}
		
//this preloads all the images
if (document.images) {
		nav_CFOawards_on= new Image;
     	nav_CFOawards_on.src="images/nav_CFOawards_on.gif";  
     	nav_CFOawards= new Image;
     	nav_CFOawards.src="images/nav_CFOawards.gif";
		
		nav_nom_select_on= new Image;
     	nav_nom_select_on.src="images/nav_nom_select_on.gif";  
     	nav_nom_select= new Image;
     	nav_nom_select.src="images/nav_nom_select.gif";
		
		nav_spons_opp_on= new Image;
     	nav_spons_opp_on.src="images/nav_spons_opp_on.gif";  
     	nav_spons_opp= new Image;
     	nav_spons_opp.src="images/nav_spons_opp.gif";
		
		nav_submit_nom_on= new Image;
     	nav_submit_nom_on.src="images/nav_submit_nom_on.gif";  
     	nav_submit_nom= new Image;
     	nav_submit_nom.src="images/nav_submit_nom.gif";
		
		nav_contact_on= new Image;
     	nav_contact_on.src="images/nav_contact_on.gif";  
     	nav_contact= new Image;
     	nav_contact.src="images/nav_contact.gif";
		
		nav_about_on= new Image;
     	nav_about_on.src="images/nav_about_on.gif";  
     	nav_about= new Image;
     	nav_about.src="images/nav_about.gif";
		
		past_awards_on= new Image;
     	past_awards_on.src="images/past_awards_on.gif";  
     	past_awards= new Image;
     	past_awards.src="images/past_awards.gif";
  }
 
 //rollover function for single images
 function rollImage(imagename,imageloc){
		if (currentpage != imageloc){
			document.images[imageloc].src = imagename.src;
		}
	}