--- u_main.tk	2006-12-11 21:20:49.000000000 -0500
+++ u_main.tk	2007-07-11 17:46:11.000000000 -0400
@@ -1152,6 +1192,7 @@
         bind $name.c <Option-Button> {pdtk_canvas_click %W %x %y %b 4}
         bind $name.c <Option-Shift-Button> {pdtk_canvas_click %W %x %y %b 5}
         bind $name.c <Option-Control-Button> {pdtk_canvas_click %W %x %y %b 6}
+        bind $name.c <Mod1-Button> {pdtk_canvas_click %W %x %y %b 6}
         bind $name.c <Option-Control-Shift-Button> \
             {pdtk_canvas_click %W %x %y %b 7}
     } else {