[[ Bug ]] Don't fall through switch in menu handling

This will unintentionally cause the user guide to be opened as
well as the start center from this menu

Author: livecodeali

Toolset/palettes/script editor/behaviors/revsemenubarbehavior.livecodescript

@@ -500,6 +500,7 @@ private command handleHelpMenuPick pItemName
       case "Resource Center"
       case "Start Center"
          revIDEOpenPalette pItemName
+         break
       case "User Guide"
          revIDELaunchResource pItemName
          break