Claims

1. A method of gaming comprising:providing a plurality of symbols for game play,providing locations from which game outcomes can be determined by symbols occurring at locations,allocating at least one symbol as a trigger symbol, andon the occurrence of the trigger symbol in an initial game making an award in a subsequent game if there is a game outcome in the subsequent game that includes a particular location where there has been the occurrence of the trigger symbol.

2. A method as claimed in claim 1 also requiring the concurrent occurrence of a further trigger symbol at one or more further locations, and wherein an award is made in the subsequent game if there is a game outcome that includes any one of the particular locations where there has been the occurrence of a trigger symbol.

3. A method as claimed in claim 1, wherein a location for the occurrence of the trigger symbol is determined by one of:i. outcome of game play,ii. randomly,iii. by player selection,iv. by rules of game playv. variable according to bets placed.

4. A method as claimed in claim 1, wherein:the number of locations for the occurrence of a trigger symbol is determined by one of:i. by rules of game play,ii. variable according to bets placed,iii. variable due to a game outcome.

5. A method as claimed in any one of claims 1 to 4, wherein the award can be based on one of:i. a change to an advertised award value,ii. an additional award prize,iii. a feature game.

6. A method as claimed in claim 1, comprising:on the occurrence of the trigger symbol at a location, highlighting that particular location for the subsequent game.

7. A method as claimed in claim 6, comprising triggering a feature game if the trigger symbol occurs at the same particular location during play of a subsequent game as the particular location in the initial game.

8. A method as claimed in claim 1, comprising:configuring the initial game and subsequent game to be multiple spinning reel type games.

9. A method as claimed in claim 8, comprising:configuring the multiple spinning reel type games to have multiple win lines.

10. A method as claimed in claim 1, wherein the subsequent game is a feature game triggered on the occurrence of the trigger symbol in the initial game.

11. A game controller for a gaming system, the game controller arranged to:provide locations for game play from which game outcomes can be determined by symbols occurring at locations,provide symbols for game play,allocate at least one symbol as a trigger symbol for a subsequent game, and on the occurrence of the at least one trigger symbol during initial game play, to make an award in a subsequent game if there is a game outcome that includes the particular location where there has been the occurrence of the trigger symbol in the initial game play.

12. A game controller as claimed in claim 1 1, arranged so that on the concurrent occurrence of the trigger symbol at one or more further locations in the initial game making an award in the subsequent game if there is a game outcome that includes any one of the particular locations where there has been the occurrence of the trigger symbol in the initial game play.

13. A game controller as claimed in claim 11, arranged to determine a location for the occurrence of a trigger symbol by one of:i. outcome of game play,ii. randomly,iii. by player selection,iv. by rules of game play,v. variable according to bets placed.

14. A game controller as claimed in claim 1 1, arranged to determine the number of the locations for the occurrence of a trigger symbol by one of:i. by rules of game play,ii. variable according to bets placed,iii. variable due to a game outcome.

15. A game controller as claimed in claim 1 1, arranged to make an award based on one of:i. a change to an advertised award valueii. an additional award prizeiii. a feature game

16. A game controller as claimed in claim 11, arranged to:on the occurrence of a trigger symbol at a location, highlight that particular location for the subsequent game.

17. A game controller as claimed in claim 16, arranged to:trigger a feature game if during play of a subsequent game the trigger symbol should occur at the same particular location as in the initial game.

18. A game controller as claimed in claim 11, arranged to:configure the game and subsequent game to be multiple spinning reel type games.

19. A game controller as claimed in claim 18, arranged to:configure the multiple spinning reel type games to have multiple win lines.

20. A game controller as claimed in claim 11, arranged to configure the subsequent game as a feature game.

21. A game controller as claimed in claim 11 implemented by a processor executing program code stored in a memory.

22. A gaming system comprising:a player interface comprising a display for displaying game outcomes to a player, and a game controller arranged according to any one of claims 11 to 20.

23. A computer readable medium comprising computer program code which when executed by a process in a computer implements a method of gaming, said method comprising:providing a plurality of symbols for game play,providing locations from which game outcomes can be determined by symbols occurring at locations,allocating at least one symbol as a trigger symbol, andon the occurrence of the trigger symbol in an initial game making an award in a subsequent game if there is a game outcome in the subsequent game that includes a particular location where there has been the occurrence of the trigger symbol.