function show(object)
{
    if (document.getElementById)
    {
      document.getElementById(object).style.display = 'block';
    }
    else if (document.layers && document.layers[object])
    {
      document.layers[object].display = 'block';
    }
    else if (document.all)
    {
      document.all[object].style.display = 'block';
    }
}
        
function hide(object)
{
    if (document.getElementById)
    {
      document.getElementById(object).style.display = 'none';
    }
    else if (document.layers && document.layers[object])
    {
      document.layers[object].display = 'none';
    }
    else if (document.all)
    {
      document.all[object].style.display = 'none';
    }
}