a.bknapp, a.bknapp:active, a.bknapp:link, a.bknapp:visited
{
    color: #000;
    display: block;
    height: 23px;
    width: 100px;
    background-image: url(App_themes/standard/images/knapp.png);
    background-repeat: no-repeat;
    padding: 8px 0 0 20px;
}
a.bknapp:hover
{
    color: #000;
    display: block;
    height: 23px;
    width: 100px;
    background-image: url(App_themes/standard/images/knappon.png);
    background-repeat: no-repeat;
    padding: 8px 0 0 20px;
}
a.bknappselected, a.bknappselected:link, a.bknappselected:active, a.bknappselected:hover, a.bknappselected:visited
{
    color: #000;
    display: block;
    height: 23px;
    width: 100px;
    background-image: url(App_themes/standard/images/knappon.png);
    background-repeat: no-repeat;
    padding: 8px 0 0 20px;
}