
<!--
if(document.images)     {
        pic1off = new Image();
        pic1off.src = "images/glossary_off.gif";
        
        pic2off = new Image();
        pic2off.src = "images/who_off.gif";
        
        pic3off = new Image();
        pic3off.src = "images/info_off.gif";
        
        pic4off = new Image();
        pic4off.src = "images/sitemap_off.gif";
        
       
        pic1on = new Image();
        pic1on.src = "images/glossary_on.gif";
        
        pic2on = new Image();
        pic2on.src = "images/who_on.gif";
        
        pic3on = new Image();
        pic3on.src = "images/info_on.gif";
              
        pic4on = new Image();
        pic4on.src = "images/sitemap_on.gif";
        
}
        
    
       
function Navon(imgName)
 {
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    {
      imgOn=eval(imgName + "on.src");
      document[imgName].src= imgOn;
    }
 }

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

//-->