| Schedule of computation of basic and diluted earnings per share of common stock |
| | | | For the three month periods ended March 31, | | | | | | 2018 | | | 2017 | | | | | | | | | | | | | Basic loss per share: | | | | | | | | | Numerator: | | | | | | | | | Net loss used in computing basic earnings per share | | $ | (656,175 | ) | | $ | (111,185 | ) | | | | | | | | | | | | | | Denominator: | | | | | | | | | | | Weighted average common shares outstanding | | | 21,027,713 | | | | 19,920,325 | | | | Basic loss per share | | $ | (0.03 | ) | | $ | (0.01 | ) | | | | | | | | | | | | | | Diluted earnings per share: | | | | | | | | | | | Numerator: | | | | | | | | | | | Net loss used in computing diluted loss per share | | $ | (656,175 | ) | | $ | (111,185 | ) | | | | | | | | | | | | | | Denominator: | | | | | | | | | | | Weighted average common shares outstanding | | | 21,027,713 | | | | 20,094,434 | | | | Diluted loss per share | | $ | (0.03 | ) | | $ | (0.01 | ) |
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