var baseopacity = 60;

function slowhigh(which2)
{
  imgobj = which2;
  browserdetect = which2.filters? "ie" : typeof which2.style.MozOpacity=="string"? "mozilla" : "";
  instantset(baseopacity);
  highlighting = setInterval("gradualfade(imgobj)",50);
}
function slowlow(which2)
{
  cleartimer();
  instantset(baseopacity);
}
function instantset(degree)
{
  if (browserdetect == "mozilla") imgobj.style.MozOpacity = degree/100;
  else if (browserdetect == "ie") imgobj.filters.alpha.opacity = degree;
}
function cleartimer()
{
  if (window.highlighting) clearInterval(highlighting);
}
function gradualfade(cur2)
{
  if (browserdetect == "mozilla" && cur2.style.MozOpacity < 1) cur2.style.MozOpacity = Math.min(parseFloat(cur2.style.MozOpacity)+0.1, 0.99);
  else if (browserdetect == "ie" && cur2.filters.alpha.opacity < 100) cur2.filters.alpha.opacity += 10;
  else if (window.highlighting) clearInterval(highlighting);
}