if (document.images) {       
img1on = new Image();		
img1on.src ="images/top_menu/news_hover.gif"; 
img1off = new Image();		  	
img1off.src = "images/top_menu/news.gif";

img2on = new Image();		
img2on.src ="images/top_menu/catalog_hover.gif"; 
img2off = new Image();		  	
img2off.src = "images/top_menu/catalog.gif"; 


img3on = new Image();		
img3on.src ="images/top_menu/company_hover.gif"; 
img3off = new Image();		  	
img3off.src = "images/top_menu/company.gif";  

img4on = new Image();		
img4on.src ="images/top_menu/shipping_hover.gif"; 
img4off = new Image();		  	
img4off.src = "images/top_menu/shipping.gif";

img5on = new Image();		
img5on.src ="images/top_menu/contact_hover.gif"; 
img5off = new Image();		  	
img5off.src = "images/top_menu/contact.gif";

img6on = new Image();		
img6on.src ="images/top_menu/convert_hover.gif"; 
img6off = new Image();		  	
img6off.src = "images/top_menu/convert.gif";

img7on = new Image();		
img7on.src ="images/top_menu/map_hover.gif"; 
img7off = new Image();		  	
img7off.src = "images/top_menu/map.gif";
}

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

var sAgent = navigator.userAgent.toLowerCase() ;
  // Internet Explorer
  function $(id) {
  return document.getElementById(id);
}
var ordi=new Array();