a.article_tttb {
    font-family : Tahoma;
    font-size: 12px;
    font-weight: normal;
    text-decoration: none;    
}
a.article_tttb:link {
    font-family : Tahoma;
    font-size: 12px;
    font-weight: normal;
    text-decoration: none;    
}
a.article_tttb:active {
    font-family : Tahoma;
    font-size: 12px;
    font-weight: normal;
    text-decoration: none;    
}
a.article_tttb:hover {
    font-family : Tahoma;
    font-size: 12px;
    font-weight: normal;
    text-decoration: underline;    
}
a.article_tttb:visited {
    font-family : Tahoma;
    font-size: 12px;
    font-weight: normal;
    text-decoration: none;    
}