a:link {font-family: verdana, arial, sans-serif; font-size: 1em; font-weight: normal; color: #788187; text-decoration: none; }
a:visited {font-family: verdana, arial, sans-serif; font-size: 1em; color: #788187; text-decoration: none; }
a:hover {font-family: verdana, arial, sans-serif; font-size: 1em; color: #ED9206; text-decoration: none; }
<A HREF="#lienA" style=" text-decoration:none; " > lien 
non souligné </A>

#bottom_link a {font-family: verdana, arial, sans-serif; font-size: 1em; font-weight: normal; color: #FFFFFF; text-decoration: none; }
#bottom_link a:link {font-family: verdana, arial, sans-serif; font-size: 1em; font-weight: normal; color: #FFFFFF; text-decoration: none; }
#bottom_link a:visited {font-family: verdana, arial, sans-serif; font-size: 1em; color: #FFFFFF; text-decoration: none; }
#bottom_link a:hover {font-family: verdana, arial, sans-serif; font-size: 1em; color: #FFFFFF; text-decoration: underline; }

##home_page_link a {font-family: verdana, arial, sans-serif; font-size: 1em; font-weight: normal; color: #788187; text-decoration: none; }
##home_page_link a:link {font-family: verdana, arial, sans-serif; font-size: 1em; font-weight: normal; color: #788187; text-decoration: none; }
##home_page_link a:visited {font-family: verdana, arial, sans-serif; font-size: 1em; color: #788187; text-decoration: none; }
##home_page_link a:hover {font-family: verdana, arial, sans-serif; font-size: 1em; color: #ED9206; text-decoration: none; }