Gaming device with perimeter bonusing

1. A method of presenting a wagering game to a player at a gaming machine comprising the steps of:

accepting a wager from said player;

displaying a plurality of primary game symbols in a first plurality of symbol positions, one or more combinations of least one of said primary game symbols defining pre-determined winning outcomes and one or more combinations of at least one of said primary game symbols defining non-winning outcomes;

displaying at least one enhancing symbol in one of a second plurality of symbol positions, one or more of said second plurality of symbol positions being adjacent to one or more of said first plurality of symbol positions;

selecting one or more of said enhancing symbols;

determining if one or more of said primary game symbols comprises at least one winning outcome; and

if not, ending said game; and

if so, (i) determining a base award for said at least one winning outcome and (ii) determining if one or more of said selected enhancing symbols are located in one of said second plurality of symbol positions which are located in an adjacent position to one of said plurality of first symbol positions containing a primary symbol of one of said winning outcomes and (iii) determining if one or more of said selected enhancing symbols is not located in one of said second plurality of symbol positions adjacent to one of said plurality of first symbol positions containing a primary symbol of one of said winning outcomes; and

if the one or more of said selected enhancing symbols is not located in one of said second plurality of symbol positions adjacent to one of said plurality of first symbol positions containing a primary symbol of one of said winning outcomes, then awarding said base award; and

if the one or more of said selected enhancing symbols is located in one of said second plurality of symbol positions which are located in an adjacent position to one of said plurality of first symbol positions containing a primary symbol of one of said winning outcomes, enhancing said base award in accordance with rules applying to said enhanced symbol.

2. The method in accordance with claim 1 wherein at least one enhancing symbol comprises a multiplier.

3. The method in accordance with claim 1 wherein at least one enhancing symbol comprises a bonus award value.

4. The method in accordance with claim 1 wherein said first plurality of symbol positions comprise positions of an n×m matrix and said second plurality of symbol positions comprise a border around said matrix.

5. The method in accordance with claim 1 wherein said first plurality of symbol positions comprise positions of a plurality of reels.

6. The method in accordance with claim 1 wherein at least one winning outcome comprises a scatter combination of primary game symbols throughout said first plurality of symbol positions.

7. The method in accordance with claim 1 wherein at least one winning outcome comprises a combination of primary game symbols along one or more paylines through said first plurality of symbol positions.

8. The method in accordance with claim 1 comprising the step of randomly selecting said at least one enhancing symbol, but not all of said enhancing symbols, from a plurality of displayed enhancing symbols.

9. A method of presenting a wagering game to a player at a gaming machine comprising the steps of:

accepting a wager from said player;

displaying a plurality of game symbols in a plurality of main positions;

displaying a plurality of enhancing symbols in a plurality of secondary positions, one or more of said secondary positions being adjacent to one or more of said main positions;

selecting one or more of said enhancing symbols;

evaluating said plurality of game symbols for winning game outcomes; and

enhancing an award for at least each winning game outcome wherein one or more of said selected enhancing symbols are located in one of said plurality of secondary positions which is an adjacent position to one of said plurality of main positions containing a game symbol of said winning game outcome and not enhancing an award for at least each winning game outcome wherein one or more of said selected enhancing symbols are not located in one of said plurality of secondary positions which is an adjacent position to one of said plurality of main positions containing a game symbol of said winning game outcomes.

10. The method in accordance with claim 9 wherein at least one enhancing symbol comprises a multiplier.

11. The method in accordance with claim 9 wherein at least one enhancing symbol comprises a bonus award value.

12. The method in accordance with claim 9 wherein said plurality of main positions comprise positions of an n×m matrix and said plurality of secondary positions comprise a border around said matrix.

13. The method in accordance with claim 9 wherein said plurality of main positions comprise positions of a plurality of reels.

14. The method in accordance with claim 9 wherein at least one winning game outcome comprises a scatter combination of game symbols throughout said plurality of main positions.

15. The method in accordance with claim 9 wherein at least one winning game outcome comprises a combination of game symbols along one or more paylines through said plurality of main positions.

16. The method in accordance with claim 9 comprising the step of randomly selecting said at least one enhancing symbol, but not all of said enhancing symbols, from a plurality of displayed enhancing symbols.