document.write("<center><img src='img/certification.gif'>"+
"<img src='img/event_taitronics_2007.gif' border=0></center>"+
"<img src='img/event_ElectronicAsia_2007.gif' border=0></center>"+
// "<img onmouseover=show_exhibition(document.getElementById('exhibition')) src='img/exhibition_small.jpg' border=0></center>"+
// "<div id='exhibition' onmouseout=this.style.visibility='hidden' style=z-index:100;visibility:hidden;position:absolute;left:0px;top:70px>"+
// "<img src='img/exhibition_large.jpg'>"+
//"</div>"
""
);

function show_exhibition(obj)
{
  obj.style.visibility='visible';
}