The following table summarizes the changes in warrants outstanding and related prices for the shares of the Company's common stock issued to shareholders at May 31, 2013:
| Exercise Price | Number Outstanding | Warrants Outstanding Weighted Average Remaining Contractual Life (years) | Weighted Average Exercise price | Number Exercisable | Warrants Exercisable Weighted Average Exercise Price | |||||||||||||||||
| $ | 1.80 | 583,338 | 2.91 | $ | 1.80 | 583,338 | $ | 1.80 | ||||||||||||||