if(document.images) {
 // preload
  b_home = new Image; b_home.src = "/img/b_home_.gif";
  b_mail = new Image; b_mail.src = "/img/b_mail_.gif";
}

function roll(iName, iPath) {
  document.images[iName].src = iPath;
}

function GoBarGo() 
{
document.location.href = document.F.GoBar.value;
}