diff --git a/Fltk/GUI.cpp b/Fltk/GUI.cpp
index f0167631780533cbb960058de434ed0331932818..1c6acacbe68f09dd0873c0b3d89ed52f22e2115d 100644
--- a/Fltk/GUI.cpp
+++ b/Fltk/GUI.cpp
@@ -131,6 +131,10 @@ GUI::GUI(int argc, char **argv)
   // e.g. directly loop through time steps with the keyboard)
   graph[0]->gl->take_focus();
 
+  // test: create another graphic window
+  //graph.push_back(new graphicWindow(_fontsize));
+  //graph[1]->win->show();
+
   // create all the permanent windows
   options = new optionWindow(_fontsize);
   fields = new fieldWindow(_fontsize);
diff --git a/Fltk/pluginWindow.cpp b/Fltk/pluginWindow.cpp
index b66a65ed2c37096c678160a1969fa22ef344f51a..24662b10ec11648445cf5458084a828ebbf05a9f 100644
--- a/Fltk/pluginWindow.cpp
+++ b/Fltk/pluginWindow.cpp
@@ -218,7 +218,8 @@ void pluginWindow::show(int viewIndex)
   win->show();
 }
 
-void pluginWindow::createDialogBox(GMSH_Plugin *p, int x, int y, int width, int height)
+void pluginWindow::createDialogBox(GMSH_Plugin *p, int x, int y,
+                                   int width, int height)
 {
   p->dialogBox = new PluginDialogBox;
   p->dialogBox->group = new Fl_Group(x, y, width, height);