a.noundl:link {text-decoration: none}
a.noundl:visited {text-decoration: none}
a.noundl:hover {text-decoration: underline}
a.noundl:active {text-decoration: underline}

a:link    img { border: 1px solid #808080; }
a:visited img { border: 1px solid #808080; } 
a:hover   img { border: 1px solid red; } 
a:active  img { border: 1px solid red; }