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Stock transactions and preferred stock dividends
6 Months Ended
Jun. 30, 2015
Equity [Abstract]  
Stock transactions and preferred stock dividends

During the six month period ended June 30, 2015, the Company issued 405,288 shares of common stock for compensation for services; 106,140 shares of common stock were issued for board services at $0.20 per share in 2014 and 165,815 shares of common stock were issued for board services at $0.13 per share in 2015, and 50,000 and 83,333 shares of common stock were issued at $0.13 and $0.16, respectively,  for service and consulting by three related parties.