--- a/examples/matrix-topology/matrix-topology.cc	Fri May 13 15:02:36 2011 -0400
+++ b/examples/matrix-topology/matrix-topology.cc	Fri May 13 15:35:31 2011 -0400
@@ -278,7 +278,7 @@
   bool animEnabled = false;
   AnimationInterface anim;
   if (anim.SetServerPort (9) && anim.SetOutputFile (anim_name.c_str ()))
-    {  
+    {
       NS_LOG_INFO ("Animation Interface Enabled.");
       animEnabled = true;
       anim.StartAnimation ();