+if [ -n "$graphviz" ]; then
+ cat <<EOT
+# GraphViz output; pipe to:
+# | dot -Tpng -o <ouput>
+# or
+# | dot -Txlib
+
+digraph G {
+
+graph [
+ rankdir = "TB"
+ label="TopGit Layout\n\n\n"
+ fontsize = 14
+ labelloc=top
+ pad = "0.5,0.5"
+];
+
+EOT
+fi
+