function hover(loc,cls){
   if(loc.className)
      loc.className=cls;}
      
function jumpontop(loc){
var topelementval = 0;
topelementval = parseInt(document.getElementById("topelement").value);
document.getElementById(loc).style.zIndex = topelementval;
document.getElementById("topelement").value = topelementval + 1;}

function hideall(){
document.getElementById("hb2").style.display = 'none';
document.getElementById("sap2").style.display = 'none';
document.getElementById("o2").style.display = 'none';
}

if (document.images)
{
  mainon= new Image(150,30);
  mainon.src="/images/design/btn_main.jpg";  

  mainover= new Image(150,30);
  mainover.src="/images/design/btn_main_over.jpg";  
  
  aboutuson= new Image(150,30);
  aboutuson.src="/images/design/btn_aboutus.jpg";  

  aboutusover= new Image(150,30);
  aboutusover.src="/images/design/btn_aboutus_over.jpg";  

  contactuson= new Image(150,30);
  contactuson.src="/images/design/btn_contactus.jpg";  

  contactusover= new Image(150,30);
  contactusover.src="/images/design/btn_contactus_over.jpg";  

  galleryon= new Image(150,30);
  galleryon.src="/images/design/btn_gallery.jpg";  

  galleryover= new Image(150,30);
  galleryover.src="/images/design/btn_gallery_over.jpg";  

  userhelpon= new Image(150,30);
  userhelpon.src="/images/design/btn_userhelp.jpg";  

  userhelpover= new Image(150,30);
  userhelpover.src="/images/design/btn_userhelp_over.jpg";  

  orderon= new Image(150,30);
  orderon.src="/images/design/btn_order.jpg";  

  orderover= new Image(150,30);
  orderover.src="/images/design/btn_order_over.jpg";  

  button= new Image(150,25);
  button.src="/images/design/bg_button.gif";  

  buttonover= new Image(150,25);
  buttonover.src="/images/design/bg_button_over.gif";  
  
}

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

function lighten(imgName)
 {
   if (document.images)
    {
      imgOff=eval(imgName + "over.src");
      document[imgName].src= imgOff;
    }
 }