Consolidated Statements of Changes in Stockholders' Equity - 6 months ended Jun. 30, 2015 - USD ($)	Common Stock [Member]	Additional Paid In Capital [Member]	Accumulated Deficit [Member]	Total
Beginning Balance, Shares at Dec. 31, 2014	28,234,751
Beginning Balance, Amount at Dec. 31, 2014	$ 282,348	$ 148,477,047	$ (141,320,208)	$ 7,439,187
Shares issued for services, Shares	45,735
Shares issued for services, Amount	$ 458	55,255		55,713
Common stock sold for cash, Shares	25,098,437
Common stock sold for cash, Amount	$ 250,984	11,844,310		12,095,294
Exercise of warrants, Shares	7,620
Exercise of warrants, Amount	$ 76	3,734		3,810
Option expense		472,350		472,350
Net loss			$ (6,847,761)	(6,847,761)
Ending Balance, Shares at Jun. 30, 2015	53,386,543
Ending Balance, Amount at Jun. 30, 2015	$ 533,866	$ 160,852,696	$ (148,167,969)	$ 13,218,593