home_on = new Image(96,30);
about_on = new Image(96,30);
featured_on = new Image(96,30);
buyer_on = new Image(96,30);
seller_on = new Image(96,30);
marketing_on = new Image(96,30);
contact_on = new Image(96,30);
news_on = new Image(96,30);

home_off = new Image(96,30);
about_off = new Image(96,30);
featured_off = new Image(96,30);
buyer_off = new Image(96,30);
seller_off = new Image(96,30);
marketing_off = new Image(96,30);
contact_off = new Image(96,30);
news_off = new Image(96,30);

home_on = "img/nav/welcome_on.jpg";
about_on = "img/nav/about_on.jpg";
featured_on = "img/nav/featured_on.jpg";
buyer_on = "img/nav/buyer_on.jpg";
seller_on = "img/nav/seller_on.jpg";
marketing_on = "img/nav/marketing_on.jpg";
contact_on = "img/nav/contact_on.jpg";
news_on = "img/nav/blog_on.jpg";

home_off = "img/nav/welcome.jpg";
about_off = "img/nav/about.jpg";
featured_off = "img/nav/featured.jpg";
buyer_off = "img/nav/buyer.jpg";
seller_off = "img/nav/seller.jpg";
marketing_off = "img/nav/marketing.jpg";
contact_off = "img/nav/contact.jpg";
news_off = "img/nav/blog.jpg";


//functions to swap img
function press(imgName) {
      document[imgName].src = eval(imgName + '_on');  
}
function release(imgName) {
    document[imgName].src = eval(imgName + '_off');  
}