| Reconciliation of numerator and denominator used in computing basic and diluted net loss per common share |
| | | Three Months Ended | | | Six Months Ended | | | | | June 30, | | | June 30, | | | | | 2015 | | | 2014 | | | 2015 | | | 2014 | | | Numerator: | | | | | | | | | | | | | | Net loss | | $ | (258,986 | ) | | $ | (259,678 | ) | | $ | (1,478,165 | ) | | $ | (1,192,775 | ) | | Denominator: | | | | | | | | | | | | | | | | | | Basic shares: | | | | | | | | | | | | | | | | | | Weighted-average number of shares of common stock outstanding | | | 39,682,826 | | | | 39,152,713 | | | | 39,550,411 | | | | 39,155,340 | | | Diluted shares: | | | | | | | | | | | | | | | | | | Weighted-average number of shares used to compute basic net loss per share of common stock | | | 39,682,826 | | | | 39,152,713 | | | | 39,550,411 | | | | 39,155,340 | | | Weighted-average number of shares used to compute diluted net loss per share of common stock | | | 39,682,826 | | | | 39,152,713 | | | | 39,550,411 | | | | 39,155,340 | | | | | | | | | | | | | | | | | | | | | Net loss per share of common stock: | | | | | | | | | | | | | | | | | | Basic | | $ | (0.01 | ) | | $ | (0.01 | ) | | $ | (0.04 | ) | | $ | (0.03 | ) | | Diluted | | $ | (0.01 | ) | | $ | (0.01 | ) | | $ | (0.04 | ) | | $ | (0.03 | ) |
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