--- a/Slides/Slides1.thy	Tue Aug 23 08:11:25 2011 +0000
+++ b/Slides/Slides1.thy	Tue Aug 23 08:42:51 2011 +0000
@@ -302,6 +302,18 @@
   \end{center}
   \end{itemize}
 
+  \only<2->
+  \begin{textblock}{9.9}(0.7,1.2)
+  \begin{block}{}
+  \begin{minipage}{9.4cm}\raggedright
+  Two directions:\smallskip\\
+
+  1.) \\
+  2.) \\
+  \end{minipage}
+  \end{block}
+  \end{textblock}}
+
   \end{frame}}
   %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%