#ueber, #ueber_on
{
    display:block;
    background-image:url(../images/ueber.gif);
    background-position:top left;
    width:135px; 
    height:46px;
}

#ueber:hover,#ueber_on {background-position:bottom left;}

#produkte, #produkte_on
{
    display:block;
    background-image:url(../images/produkte.gif);
    background-position:top left;
    width:135px; 
    height:27px;
}

#produkte:hover,#produkte_on {background-position:bottom left;}

#startseite, #startseite_on
{
    display:block;
    background-image:url(../images/startseite.gif);
    background-position:top left;
    width:135px; 
    height:24px;
}

#startseite:hover,#startseite_on {background-position:bottom left;}

#kontakt, #kontakt_on
{
    display:block;
    background-image:url(../images/kontakt.gif);
    background-position:top left;
    width:135px; 
    height:25px;
}

#kontakt:hover,#kontakt_on {background-position:bottom left;}

#aktion, #aktion_on
{
    display:block;
    background-image:url(../images/aktionen_nav.gif);
    background-position:BOTTOM left;
    width:130px; 
    height:22px;
}

#aktion:hover,#aktion_on {background-position:top left;}