function show(subPage)
{
//  For IE5+ and NS6
  document.getElementById(subPage).style.visibility="visible";
//  For IE4+
//  document.all[subPage].style.visibility="visible";
}

function hide(subPage)
{
//  For IE5+ and NS6
  document.getElementById(subPage).style.visibility="hidden";
//  For IE4+
//  document.all[subPage].style.visibility="hidden";
}