Annual report pursuant to Section 13 and 15(d)

Stock-Based Compensation (Narrative) (Details)

v2.4.0.6
Stock-Based Compensation (Narrative) (Details) (USD $)
12 Months Ended 141 Months Ended
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2012
Jun. 02, 2006
Options authorized for issuance       17,000,000
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant 8,578,000   8,578,000  
Share-based employee compensation expense $ 230,987 $ 638,607 $ 5,808,616  
Valuation allowance on deferred tax assets 100.00%      
Stock options granted 245,000 450,000    
Stock option exercise price $ 0.41 $ 1.28    
Numberof options, Exercised 0 183,000    
Intrinsic value of options exercised   163,450    
Share Based Compensation Arrangement By Share Based Payment Award Options Vested, Weighted Average Grant Date Fair Value $ 0.92 $ 0.70 $ 0.92  
Unrecognized compensation cost 172,532 397,593 172,532  
Weighted average vesting period, years 1 year 3 months 18 days 1 year 7 months 6 days    
First Anniversary [Member]
       
Vesting percentage 30.00%      
Second Anniversary [Member]
       
Vesting percentage 30.00%      
Third Anniversary [Member]
       
Vesting percentage 40.00%      
Maximum [Member]
       
Expiration of options from grant date, years 10 years      
Non-employee vesting period 3 years      
Minimum [Member]
       
Expiration of options from grant date, years 5 years      
Non-employee vesting period 1 year      
Exercise Price $0.38 [Member]
       
Stock options granted 170,000 50,000    
Stock option exercise price $ 0.38 $ 0.38    
Stock option grants fair value 47,589 14,150    
Exercise Price $0.48 [Member]
       
Stock options granted 75,000      
Stock option exercise price $ 0.48      
Stock option grants fair value 26,835      
Exercise Price $1.84 [Member]
       
Stock options granted   130,000    
Stock option exercise price   $ 1.84    
Stock option grants fair value   180,326    
Exercise Price $1.25 [Member]
       
Stock options granted   100,000    
Stock option exercise price   $ 1.25    
Stock option grants fair value   91,334    
Exercise Price $1.22 [Member]
       
Stock options granted   20,000    
Stock option exercise price   $ 1.22    
Stock option grants fair value   17,915    
Exercise Price $1.12 [Member]
       
Stock options granted   150,000    
Stock option exercise price   $ 1.12    
Stock option grants fair value   121,595    
Employee Transaction [Member]
       
Share-based employee compensation expense 202,037 597,637    
Non-Employee Transaction [Member]
       
Stock compensation expense for non-employee options $ 28,950 $ 40,970