\subsection contrib_msg_gridmatrix Grid Matrix
-<a href=http://research.nektra.com/Grid_Matrix>Grid Matrix</a> is an
+<a href="http://research.nektra.com/Grid_Matrix">Grid Matrix</a> is an
application that lets you create your grid network and simulate the
execution of distributed applications from a Graphic User Interface
(GUI).
cluster.
This program is maintained by Jean-Sebastien Gay
-(Jean-Sebastien.Gay::ens-lyon.fr), and is part of the SimGrid SVN
+(Jean-Sebastien.Gay at ens-lyon.fr), and is part of the SimGrid SVN
(directory contrib/Simbatch).