function ChangeImage(ImageToChange, ChangeToImage){
ImageToChange.src = ChangeToImage;
}
function ReverseImage(ImageToChange, ChangeToImage){
ImageToChange.src = ChangeToImage;
}
function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}
<!--
// -----------------------------------------------------------------------------
// Globals
// Major version of Flash required
var requiredMajorVersion = 7;
// Minor version of Flash required
var requiredMinorVersion = 0;
// Minor revision of Flash required
var requiredRevision = 0;
// -----------------------------------------------------------------------------
// -->