Consolidated Statements of Changes in Stockholders' Equity (USD $)	Total	Common Stock	Additional Paid in Capital	Accumulated Deficit
Beginning Balances at Dec. 31, 2013	$ 20,577,274	$ 275,461	$ 146,569,758	$ (126,267,945)
Beginning Balances (in shares) at Dec. 31, 2013		27,546,058
Shares issued for:
Shares issued for services (in shares)		115,617
Shares issued for services	100,176	1,156	99,020
Stock-based compensation expense	331,031		331,031
Net loss	(3,655,574)			(3,655,574)
Ending Balances at Mar. 31, 2014	$ 17,352,907	$ 276,617	$ 146,999,809	$ (129,923,519)
Ending Balances (in shares) at Mar. 31, 2014		27,661,675