[handle] = UndoFX(type, id[, table])
Remember to have layers turned on when using this command!
Starting with Hollywood 4.0 this function uses a new syntax with just a single table as an optional argument. The old syntax is still supported for compatibility reasons. The optional table argument can be used to configure the transition effect. The following options are possible:
UndoFX()will exit immediately, returning a handle to an asynchronous draw object which you can then draw using AsyncDrawFrame(). See AsyncDrawFrame for more information on asynchronous draw objects.
Asynchas been set to