// preload navigation images:

        if (document.images) {

		benefits_on = new Image();
                benefits_on.src = "images/benefits_on.gif";
                benefits_off = new Image();
                benefits_off.src = "images/benefits_off.gif";
                
                faqs_on = new Image();
		faqs_on.src = "images/faqs_on.gif";
		faqs_off = new Image();
                faqs_off.src = "images/faqs_off.gif";
                
                access_on = new Image();
		access_on.src = "images/access_on.gif";
		access_off = new Image();
                access_off.src = "images/access_off.gif";
                
		register_on = new Image();
		register_on.src = "images/register_on.gif";
		register_off = new Image();
		register_off.src = "images/register_off.gif";

		submit_on = new Image();
		submit_on.src = "images/submit_on.gif";
		submit_off = new Image();
		submit_off.src = "images/submit_off.gif";



		cost_on = new Image();
		cost_on.src = "images/cost_on.gif";
		cost_off = new Image();
		cost_off.src = "images/cost_off.gif";

		brand_on = new Image();
		brand_on.src = "images/brand_on.gif";
		brand_off = new Image();
		brand_off.src = "images/brand_off.gif";

		enviro_on = new Image();
		enviro_on.src = "images/enviro_on.gif";
		enviro_off = new Image();
		enviro_off.src = "images/enviro_off.gif";

		flexible_on = new Image();
		flexible_on.src = "images/flexible_on.gif";
		flexible_off = new Image();
		flexible_off.src = "images/flexible_off.gif";
              
                
}
                        
function hiLite(imgID,changeID) {
                        
        if (document.images) {
        document.images[imgID].src = eval(changeID + ".src");
        return true;
        }
}