if (document.images) {
		var homeoff = new Image(); // for the inactive image
		homeoff.src = "/images/home_nav_off.gif";
		var homeon = new Image(); // for the active image
		homeon.src = "/images/home_nav_on.gif";
		var aboutusoff = new Image();
		aboutusoff.src = "/images/about_us_nav_off.gif";
		var aboutuson = new Image();
		aboutuson.src = "/images/about_us_nav_on.gif";
		var aboutitalyoff = new Image();
		aboutitalyoff.src = "/images/about_italy_nav_off.gif";
		var aboutitalyon = new Image();
		aboutitalyon.src = "/images/about_italy_nav_on.gif";
		var greatitaliansoff = new Image();
		greatitaliansoff.src = "/images/great_italians_nav_off.gif";
		var greatitalianson = new Image();
		greatitalianson.src = "/images/great_italians_nav_on.gif";
		var linksoff = new Image();
		linksoff.src = "/images/links_nav_off.gif";
		var linkson = new Image();
		linkson.src = "/images/links_nav_on.gif";
	}

function act(imgName) {
  if (document.images)
    document.images[imgName].src = eval(imgName + "on.src");
	}
function inact(imgName) {
  if (document.images)
    document.images[imgName].src = eval(imgName + "off.src");
	}