| Stock Warrants and Options | ||||||||
| Stock warrants/options outstanding and exercisable on December 31, 2013 are as follows: | ||||||||
| Exercise Price per Share | Shares Under Option/warrant | Remaining Life in Years | ||||||
| Outstanding | ||||||||
| $ | 1.00 | 4,535,714 | 4.21 | |||||
| $ | 0.19 | 200,000 | 4.00 | |||||
| $ | 0.15 | 737,500 | 1.00 | |||||
| $ | 0.115 | 300,000 | 3.83 | |||||
| $ | 0.11 | 150,000 | 1.30 | |||||
| $ | 0.076 | 7,500,000 | 0.25 | |||||
| $ | ||||||||
| Exercisable | ||||||||
| $ | 1.00 | 4,535,714 | 4.21 | |||||
| $ | 0.19 | 200,000 | 4.00 | |||||
| $ | 0.15 | 737,500 | 1.00 | |||||
| $ | 0.115 | 300,000 | 3.83 | |||||
| $ | 0.11 | 150,000 | 1.30 | |||||
| $ | 0.076 | 7,500,000 | 0.25 | |||||