window.onerror = null; 
var bName = navigator.appName; 
var bVer = parseInt(navigator.appVersion); 
var NS4 = (bName == "Netscape" && bVer >= 4); 
var IE4 = (bName == "Microsoft Internet Explorer" 
&& bVer >= 4); 
var NS3 = (bName == "Netscape" && bVer < 4); 
var IE3 = (bName == "Microsoft Internet Explorer" 
&& bVer < 4); 
var blink_speed=400; 
var i=0; 
if (NS4 || IE4) { 
if (navigator.appName == "Netscape") { 
layerStyleRef="layer."; 
layerRef="document.layers"; 
styleSwitch=""; 
}else{ 
layerStyleRef="layer.style."; 
layerRef="document.all"; 
styleSwitch=".style"; 
} 
} 
function Blink(layerName){ 
if (NS4 || IE4) { 
if(i%2==0) 
{ 
eval(layerRef+'["'+layerName+'"]'+ 
styleSwitch+'.visibility="visible"'); 
} 
else 
{ 
eval(layerRef+'["'+layerName+'"]'+ 
styleSwitch+'.visibility="hidden"'); 
} 
} 
if(i<1) 
{ 
i++; 
} 
else 
{ 
i-- 
} 
setTimeout("Blink('"+layerName+"')",blink_speed); 
}