diff -r a2d142bb5d3c -r 0b0327c9b3ef doc/Doxyfile.in
--- a/doc/Doxyfile.in	Fri Mar 01 17:59:08 2013 +0100
+++ b/doc/Doxyfile.in	Fri Mar 01 18:20:07 2013 +0100
@@ -182,8 +182,8 @@
 EXT_LINKS_IN_WINDOW    = NO
 FORMULA_FONTSIZE       = 10
 FORMULA_TRANSPARENT    = YES
-USE_MATHJAX            = NO
-MATHJAX_RELPATH        = http://www.mathjax.org/mathjax
+USE_MATHJAX            = @LEMON_DOC_USE_MATHJAX@
+MATHJAX_RELPATH        = @LEMON_DOC_MATHJAX_RELPATH@
 SEARCHENGINE           = YES
 SERVER_BASED_SEARCH    = NO
 #---------------------------------------------------------------------------