// image button highlighting
		if (document.images) {

			// who uses us
	        var n_who_lo = new Image();
		    var n_who_hi = new Image();
			n_who_lo.src = "img/n_who_lo.gif";
        	n_who_hi.src = "img/n_who_hi.gif";

			// services
	        var n_services_lo = new Image();
		    var n_services_hi = new Image();
			n_services_lo.src = "img/n_services_lo.gif";
        	n_services_hi.src = "img/n_services_hi.gif";

			// cost
	        var n_cost_lo = new Image();
		    var n_cost_hi = new Image();
			n_cost_lo.src = "img/n_cost_lo.gif";
        	n_cost_hi.src = "img/n_cost_hi.gif";

			// care
	        var n_care_lo = new Image();
		    var n_care_hi = new Image();
			n_care_lo.src = "img/n_care_lo.gif";
        	n_care_hi.src = "img/n_care_hi.gif";
			
			// bccare
	        var n_bccare_lo = new Image();
		    var n_bccare_hi = new Image();
			n_bccare_lo.src = "img/n_bccare_lo.gif";
        	n_bccare_hi.src = "img/n_bccare_hi.gif";

			// members
	        var n_members_lo = new Image();
		    var n_members_hi = new Image();
			n_members_lo.src = "img/n_members_lo.gif";
        	n_members_hi.src = "img/n_members_hi.gif";

			// faqs
	        var n_faqs_lo = new Image();
		    var n_faqs_hi = new Image();
			n_faqs_lo.src = "img/n_faqs_lo.gif";
        	n_faqs_hi.src = "img/n_faqs_hi.gif";

			// locations
	        var n_locations_lo = new Image();
		    var n_locations_hi = new Image();
			n_locations_lo.src = "img/n_locations_lo.gif";
        	n_locations_hi.src = "img/n_locations_hi.gif";

        }
        function LoLite(imgName) {			
            if (document.images) 
              document[imgName].src = eval(imgName + '_lo.src')
        }
        function HiLite(imgName) {
            if (document.images)
              document[imgName].src = eval(imgName + '_hi.src')
        }