| | | | | | | Weighted | |
| | | | | | | Average | |
| | | | | | | Remaining | |
| | | | Weighted | | Contractual | | |
| Number of | | Average | | Life | | ||
| Shares | | Exercise Price | | (Years) | | ||
| | | | | | | | |
Balance, December 31, 2011 | | 13,784,549 | | $ | 1.80 | | 0.87 | |
Warrants granted | | 43,633 | | | 1.71 | | 0.42 | |
Warrants expired | | - | | | - | | - | |
Warrants exercised | | - | | | - | | - | |
| | | | | | | | |
Balance, December 31, 2012 | | 13,828,212 | | | 1.79 | | 0.87 | |
Warrants granted | | 372,723 | | | 1.64 | | 0.87 | |
Warrants expired | | - | | | - | | - | |
Warrants exercised | | - | | | - | | - | |
| | | | | | | | |
Balance, December 31, 2013 | | 14,200,935 | | $ | 1.74 | | 0.87 | |