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=250;
 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";
 }
}

//BLINKING
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);
}