function newImage( imgSrc ){

 var imgName = new Image();
 imgName.src = imgSrc;

 return imgName;

}

function change( imgName, imgLocation )
{
 document[imgName].src = imgLocation ;
}

var preloadFlag = false;
function loadImages()
{
 if (document.images)
 {

 home_over = newImage("/images/nav_home2.png");
 artist_over = newImage("/images/nav_artist2.png");
 art_over = newImage("/images/nav_art2.png");
 tattoo_over = newImage("/images/nav_tattoo2.png");
 bio_over = newImage("/images/nav_bio2.png");
 contact_over = newImage("/images/nav_contact2.png");
 links_over = newImage("/images/nav_links2.png");


 preloadFlag = true;
 }
}