(1) Summary of Significant Accounting Policies (Details 1) (USD $)	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012
Basic EPS
Net Loss (Numerator)	$ (5,207,293)	$ (6,620,586)	$ (9,587,738)	$ (9,069,994)
Shares (Denominator)	47,996,027	47,472,909	47,929,799	47,258,696
Basic net loss per share (in dollars per share)	$ (0.11)	$ (0.14)	$ (0.20)	$ (0.19)
Effect of dilutive securities:
Stock options and restricted stock	0	0	0	0
Diluted EPS
Net Loss (Numerator)	$ (5,207,293)	$ (6,620,586)	$ (9,587,738)	$ (9,069,994)
Diluted Shares Outstanding	47,996,027	47,472,909	47,929,799	47,258,696
Diluted net loss per share (in dollars per share)	$ (0.11)	$ (0.14)	$ (0.20)	$ (0.19)