<!--
if (document.images) {

        emhome_on = new Image(); emhome_on.src = "../images/buttons/emhome_on.jpg";
        emhome_off = new Image(); emhome_off.src = "../images/buttons/emhome_off.jpg";
        empleop_on = new Image(); empleop_on.src = "../images/buttons/empleop_on.jpg";
        empleop_off = new Image(); empleop_off.src = "../images/buttons/empleop_off.jpg";
        faq_on = new Image(); faq_on.src = "../images/buttons/faq_on.jpg";
        faq_off = new Image(); faq_off.src = "../images/buttons/faq_off.jpg";
        test_on = new Image(); test_on.src = "../images/buttons/test_on.jpg";
        test_off = new Image(); test_off.src = "../images/buttons/test_off.jpg";
        tips_on = new Image(); tips_on.src = "../images/buttons/tips_on.jpg";
        tips_off = new Image(); tips_off.src = "../images/buttons/tips_off.jpg";
        uevents_on = new Image(); uevents_on.src = "../images/buttons/uevents_on.jpg";
        uevents_off = new Image(); uevents_off.src = "../images/buttons/uevents_off.jpg";
        locations_on = new Image(); locations_on.src = "../images/buttons/locations_on.jpg";
        locations_off = new Image(); locations_off.src = "../images/buttons/locations_off.jpg";
        contact_on = new Image(); contact_on.src = "../images/buttons/contact_on.jpg";
        contact_off = new Image(); contact_off.src = "../images/buttons/contact_off.jpg";
		
        }

        function imgOn(imgName) {
                if (document.images) {
                        document[imgName].src = eval(imgName + "_on.src");
                }
        }

        function imgOff(imgName) {
                if (document.images) {
                        document[imgName].src = eval(imgName + "_off.src");
                }
        }
      //-->