Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation (Narrative) (Details)

v2.4.0.6
Stock-Based Compensation (Narrative) (Details) (USD $)
3 Months Ended 9 Months Ended 12 Months Ended 138 Months Ended
Sep. 30, 2012
Sep. 30, 2011
Sep. 30, 2012
Sep. 30, 2011
Dec. 31, 2011
Sep. 30, 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     8,578,000  
Share-based employee compensation expense $ 60,611 $ 141,089 $ 202,537 $ 513,255   $ 5,780,166  
Valuation allowance on deferred tax assets     100.00%        
Stock options granted     245,000 400,000      
Stock option exercise price     $ 0.41 $ 1.39      
Numberof options, Exercised 0   0 103,000      
Intrinsic value of options exercised   9,200   103,450      
Weighted average fair value of options exercised $ 0.92 $ 0.85 $ 0.92 $ 0.85   $ 0.92  
Unrecognized compensation cost 218,522   218,522   397,593 218,522  
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        
Stock option exercise price     $ 0.38        
Stock option grants fair value     47,589        
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 44,905 161,876 160,037 466,738      
Non-Employee Transaction [Member]
             
Stock compensation expense for non-employee options $ 15,706 $ (20,787) $ 42,500 $ 46,517