| 2013 | 2012 | ||||||||||||||||||||||
|
Range of
Exercise Price |
Number of
warrants |
Weighted Average Exercise Price
$ |
Weighted Average Remaining Contract Life
(Years) |
Range of
Exercise Price |
Number of
warrants |
Weighted Average Exercise Price
$ |
Weighted Average Remaining Contract Life
(Years) |
||||||||||||||||
| $ | 3.61 | 1,286,822 | 3.61 | 1.17 | $ | 3.61 | 1,286,822 | 3.61 | 2.17 | ||||||||||||||
| 0.01 | 1,303,608 | 0.01 | 1.17 | 0.01 | 2,373,507 | 0.01 | 2.17 | ||||||||||||||||
| 2.00 | 940,500 | 2.00 | 4.08 | ||||||||||||||||||||
| 3,530,930 | 1.85 | 1.95 | 3,660,329 | 1.28 | 2.17 | ||||||||||||||||||