Add a backup zone name of #mapID

diff --git a/TomTom.lua b/TomTom.lua
index e0b14b8..38b3e5c 100755
--- a/TomTom.lua
+++ b/TomTom.lua
@@ -1184,6 +1184,7 @@ do
             else
                 NameToMapId[name] = id
             end
+            NameToMapId["#" .. id] = id
         end
     end
     -- Handle any duplicates