function ChangeImage(img, imageSrc)
{
  document.images[img].src = imageSrc
}

function DefaultImage(img, imageSrc)
{
  document.images[img].src = imageSrc
}

function ExplorerFix()
{
  for (a in document.links) document.links[a].onfocus = document.links[a].blur
}

if (document.all) document.onmousedown = ExplorerFix;