Advertising and promotion (Details) - USD ($) |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Jun. 30, 2015 |
Jun. 30, 2014 |
Jun. 30, 2015 |
Jun. 30, 2014 |
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| Advertising and promotion {1} | ||||
| Advertising and promotion costs | $ 17,593 | $ 0 | $ 44,739 | $ 5,618 |
| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- Definition Advertising and promotion costs No definition available.
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