brname = navigator.appName;
brver = parseInt(navigator.appVersion);
    if (brname == "Microsoft Internet Explorer" && brver >= 4) {
function ex(){ n1.filters.alpha.opacity=100 
n2.filters.alpha.opacity=100 
n3.filters.alpha.opacity=100 
n4.filters.alpha.opacity=100
}
function high(p){
theobject=p
highlighting=setInterval("highlightit(theobject)",30) 
}
function low(p){
clearInterval(highlighting)
p.filters.alpha.opacity=80 
}
function highlightit(cur2){
if (cur2.filters.alpha.opacity<100) 
cur2.filters.alpha.opacity+=6
     else if (window.highlighting)
clearInterval(highlighting)
}
}