a.CustomButton table
{
    height: 30px;
}

a.CustomButton table td
{
    background-image: url('Images/Button_Default.png');
}

a.CustomButton table td.Left
{
    width: 30px;
    background-position: 0px 0px;
}

a.CustomButton table td.Center
{
    background-repeat:repeat-x;
    background-position: 0px -30px;
}

a.CustomButton table td.Right
{
    width: 30px;
    background-position: 0px -60px;
}

a.CustomButton:hover table td.Left
{
    background-position: 0px -90px;
}

a.CustomButton:hover table td.Center
{
    background-position: 0px -120px;
}

a.CustomButton:hover table td.Right
{
    background-position: 0px -150px;
}