<!--

if(document.images){

      alit = new Image(); 
      alit.src = "images/teknion_logo-sm_over.gif"; 
      adim = new Image(); 
      adim.src = "images/teknion_logo-sm.gif";
      blit = new Image(); 
      blit.src = "images/virtual_ws_over.gif"; 
      bdim = new Image(); 
      bdim.src = "images/virtual_ws.gif"; 

} 

function rollOn(n){
if (document.images){
   light=eval(n+"lit.src");
        document [n].src=light;
        }
}

function rollOff(n){
if (document.images){
        dark=eval(n+"dim.src");
        document [n].src=dark;
   }
}

//-->