[xslt] exslt c broken link

[Ron Burk <ronburk hightechinfo com>]

http://www.xmlsoft.org/XSLT/EXSLT/docs.html

Has a link whose anchor text is "API documentation",
that seems to be broken. I have the impression there
are also more broken links associated with exslt on
this site; maybe it's some simple systemic problem.