if (document.images) {
            img0on = new Image();		// Active Images
            img0on.src ="images/nav_news_events_on.jpg";
			//img0on.src ="images/nav_news_on.jpg";
			img1on = new Image();
            img1on.src ="images/nav_events_on.jpg";
            img2on = new Image();
            img2on.src ="images/nav_history_on.jpg";
            img3on = new Image();
            img3on.src ="images/nav_50_on.jpg";
            img4on = new Image();
            img4on.src ="images/nav_contest_on.jpg";
            img5on = new Image();
            img5on.src ="images/nav_home_on.jpg";
			img6on = new Image();
            img6on.src ="images/nav_resources_on.jpg";

            img0off = new Image();		// Inactive Images
            img0off.src ="images/nav_news_events.jpg";
			//img0off.src ="images/nav_news.jpg";
			img1off = new Image();
            img1off.src ="images/nav_events.jpg";
            img2off = new Image();
            img2off.src ="images/nav_history.jpg";
            img3off = new Image();
            img3off.src ="images/nav_50.jpg";
            img4off = new Image();
            img4off.src ="images/nav_contest.jpg";
            img5off = new Image();
            img5off.src ="images/nav_home.jpg";
			img6off = new Image();
            img6off.src ="images/nav_resources.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");
        }
}