a.mission-dk {color:#000;}
a.mission-dk:hover {background:url(../images/common/btn-group-roll-dk.gif) no-repeat;}

a.products-dk {color:#000;}
a.products-dk:hover {background:url(../images/common/btn-product-roll-dk.gif) no-repeat;}

a.support-manuals-dk {color:#000;}
a.support-manuals-dk:hover {background:url(../images/common/btn-support-roll-dk.gif) no-repeat;}

a.contact-dk {color:#000;}
a.contact-dk:hover {background:url(../images/common/btn-contact-roll-dk.gif) no-repeat;}

a.mission-dk-selected {background:url(../images/common/btn-group-sel-dk.gif) no-repeat;}
a.products-dk-selected {background:url(../images/common/btn-product-sel-dk.gif) no-repeat;}
a.support-manuals-dk-selected {background:url(../images/common/btn-support-sel-dk.gif) no-repeat;}
a.contact-dk-selected {background:url(../images/common/btn-contact-sel-dk.gif) no-repeat;}