var version = "tbi"

        if (version == "tbi")         {
        tab1on = new Image(107, 24);
        tab1on.src = "images/buttons/about_on.jpg";
        tab2on = new Image(80, 24);
        tab2on.src = "images/buttons/ourwork_on.jpg";
        tab3on = new Image(101, 24);
        tab3on.src = "images/buttons/involved_on.jpg";
        tab4on = new Image(77, 24);
        tab4on.src = "images/buttons/calendar_on.jpg";
        tab5on = new Image(88, 24);
        tab5on.src = "images/buttons/pressroom_on.jpg";
        tab6on = new Image(81, 24);
        tab6on.src = "images/buttons/resources_on.jpg";
        tab7on = new Image(106, 24);
        tab7on.src = "images/buttons/contact_on.jpg";
        
       	tab1off = new Image(107, 24);
        tab1off.src = "images/buttons/about_off.jpg";
        tab2off = new Image(80, 24);
        tab2off.src = "images/buttons/ourwork_off.jpg";
        tab3off = new Image(101, 24);
        tab3off.src = "images/buttons/involved_off.jpg";
        tab4off = new Image(77, 24);
        tab4off.src = "images/buttons/calendar_off.jpg";
        tab5off = new Image(88, 24);
        tab5off.src = "images/buttons/pressroom_off.jpg";
        tab6off = new Image(81, 24);
        tab6off.src = "images/buttons/resources_off.jpg";
        tab7off = new Image(106, 24);
        tab7off.src = "images/buttons/contact_off.jpg";
        
        }

function img_act(imgName) {
        if (version == "tbi") {
        imgOn = eval(imgName + "on.src");
        document [imgName].src = imgOn; 
        }
}

function img_inact(imgName) {
        if (version == "tbi") {
        imgOff = eval(imgName + "off.src");
        document [imgName].src = imgOff;
        }
}