div#services a,div#services a:visited { background: url(../img/nav/services.gif); }
div#vets a,div#vets a:visited { background: url(../img/nav/vets.gif); }
div#staff a,div#staff a:visited { background: url(../img/nav/staff.gif); }
div#client_forms a,div#client_forms a:visited { background: url(../img/nav/client_forms.gif); }
div#senior_pets a,div#senior_pets a:visited { background: url(../img/nav/senior_pets.gif); }
div#medical_articles a,div#medical_articles a:visited { background: url(../img/nav/medical_articles.gif); }
div#newsletter a,div#newsletter a:visited { background: url(../img/nav/newsletter.gif); }
div#breaking_news a,div#breaking_news a:visited { background: url(../img/nav/breaking_news.gif); }
div#location a,div#location a:visited { background: url(../img/nav/location.gif); }
div#links a,div#links a:visited { background: url(../img/nav/links.gif); }
div#contact_us a,div#contact_us a:visited { background: url(../img/nav/contact_us.gif); }
div#employment a,div#employment a:visited { background: url(../img/nav/employment.gif); }
div#dental_month a,div#dental_month a:visited { height: 90px; background: url(../img/nav/dental_month.gif); }