9/30/2013 | 9/30/2012 | ||||
Number of Options | Weighted average exercise price | Number of Options | Weighted average exercise price | ||
Outstanding, beginning of period | 3,333,332 | $ 0.63 | 8,583,332 | 0.32 | |
Granted | 0 | 0 | 6,363,637 | 0.02 | |
Exercised | 0 | 0 | (11,363,637) | 0.02 | |
Expired | (3,333,332) | 0.63 | (250,000) | 0.20 | |
Outstanding, end of the period | 0 | $ 0 | 3,333,332 | $ 0.63 | |
Exercisable at the end of the period | 0 | $ 0 | 3,333,332 | $ 0.63 | |
Weighted average fair value of options granted during the period | $ 0 | $ 0.02 |