brisanje     = new Image();
  homeOff = new Image();	
  homeOff.src = "images/b_home_o.jpg";	
  productOff = new Image();	
  productOff.src = "images/b_product_o.jpg";	
  saleOff = new Image();	
  saleOff.src = "images/b_sale_o.jpg";	
  resellerOff = new Image();	
  resellerOff.src = "images/b_reseller_o.jpg";	
  contactOff = new Image();	
  contactOff.src = "images/b_contact_o.jpg";


function On(img)
{
  brisanje.src = eval("document.images." + img.name + ".src");
  img.src = eval(img.name + "Off.src");
}
function Ona(img)
{
  if (img) img.src = brisanje.src
}