browserVer=parseInt(navigator.appVersion);
if(browserVer >=3)
version="3";
else
version="2";
if (version=="3")

{

intro_on=new Image;
intro_on.src="images/menu/intro_on.gif";
intro_off=new Image;
intro_off.src="images/menu/intro.gif";

bruce_on=new Image;
bruce_on.src="images/menu/bruce_on.gif";
bruce_off=new Image;
bruce_off.src="images/menu/bruce.gif";

brandon_on=new Image;
brandon_on.src="images/menu/brandon_on.gif";
brandon_off=new Image;
brandon_off.src="images/menu/brandon.gif";

library_on=new Image;
library_on.src="images/menu/library_on.gif";
library_off=new Image;
library_off.src="images/menu/library.gif";

quotes_on=new Image;
quotes_on.src="images/menu/quotes_on.gif";
quotes_off=new Image;
quotes_off.src="images/menu/quotes.gif";

gallery_on=new Image;
gallery_on.src="images/menu/gallery_on.gif";
gallery_off=new Image;
gallery_off.src="images/menu/gallery.gif";

links_on=new Image;
links_on.src="images/menu/links_on.gif";
links_off=new Image;
links_off.src="images/menu/links.gif";

shop_on=new Image;
shop_on.src="images/menu/shop_on.gif";
shop_off=new Image;
shop_off.src="images/menu/shop.gif";

sitemap_on=new Image;
sitemap_on.src="images/menu/sitemap_on.gif";
sitemap_off=new Image;
sitemap_off.src="images/menu/sitemap.gif";

}

function rollIn(imgName)
{
if (version=="3")
{
document[imgName].src=eval(imgName + "_on.src");
}
}
function rollOut(imgName)
{
if (version=="3")
{
document[imgName].src=eval(imgName + "_off.src");
}
}