Frank — I have often underlined links — when I remember. I have a slight problem with red vision that can result in difficulty with both pale red and red letters in small font sizes, so I reasoned that some may have similar difficulties with other colours. Does underlining help with your problem? I don't bother when it's obvious, as here:
... I love the Quebec Dairies website. Many of the links it provides are also well worth exploring. Here's the home page:
http://www.laiteriesduquebec.com
Bernard C. 8)