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Stock-based Compensation (Details Textual) (USD $)
 3 Months Ended 6 Months Ended 1 Months Ended 1 Months Ended 3 Months Ended 6 Months Ended 3 Months Ended
Jun. 30, 2012
Mar. 31, 2012
Dec. 31, 2011
Jun. 30, 2012
Jun. 30, 2012
1998 Stock Option Plan [Member]
Dec. 31, 2011
1998 Stock Option Plan [Member]
Aug. 31, 2008
Director [Member]
Jun. 30, 2012
Director [Member]
Dec. 31, 2011
Director [Member]
Jul. 31, 2012
Director One [Member]
Jun. 30, 2012
Director One [Member]
Jun. 30, 2012
Director One [Member]
Jun. 30, 2012
Director Two [Member]
Mar. 31, 2012
Director Two [Member]
Dec. 31, 2011
Director Two [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Non-Option Equity Instruments, Granted         85,000   25,000                
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1             1 year                
Share Based Compensation Arrangement By Share Based Payment Award Exercisable Date             Aug. 15, 2009                
Share-based Compensation Arrangement by Share-based Payment Award, Expiration Date         Jul. 31, 2014   Aug. 15, 2013                
Exercised, Weighted-Average Exercise Price       $ 0     $ 0.38                
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number 150,000   150,000 150,000       100,000 100,000            
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Number         50,000 50,000                  
Class of Warrant or Right, Outstanding         30,000                    
Class of Warrant or Right, Exercise Price of Warrants or Rights         0.63                    
Employee-Related Liabilities, Current $ 15,625   $ 15,625 $ 15,625                      
Stock Issued During Period, Shares, New Issues 78,126 67,936 65,106 78,126           31,250 27,174 26,042 15,626 13,588 13,022
Stock Issued During Period Per Share Value Of New Issues   $ 0.23 $ 0.24 $ 0.2                      
Stock Issued During Period, Value, New Issues $ 15,625 $ 15,625 $ 15,625 $ 15,625