Supplemental Disclosure of Cash Flow Information (Details) (USD $)	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012
Supplemental Disclosure of Cash Flow Information [Abstract]
Payment for interest expense	$ 0	$ 0	$ 0	$ 0
Payment of income tax			1,800	1,700
Warrants exercised in noncash transaction (in shares)			917,500
Change in warrant liability			6,072,600
Change in fair value of warrants liability	4,767,900	666,500	1,319,200	607,900
Acquired Finite-Lived Intangible Assets [Line Items]
Stock based compensation expense			390,500	565,500
Loss from discontinued operations				121,300
Cash used in discontinued operations				37,000
Capitalized property and equipment				143,000
Portion of capitalized property and equipment recorded as long term liabilities - deferred rent				104,100
Portion of capitalized property and equipment recorded as current liabilities - deferred rent				24,000
Other expenses incurred but not yet paid				1,600
Capitalized Software [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Stock based compensation expense	$ 0		$ 36,700