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Stock Options, Warrants and 401(k) Savings Plan (Summary of Warrants Activity) (Details) - Warrant [Member] - $ / shares
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Warrants    
Warrants outstanding at beginning of period 802,365 660,500
Granted 0 166,365
Cancelled/Expired 46,000 24,500
Warrants outstanding at end of period 756,365 802,365
Price    
Warrants outstanding at beginning of period $ 0.025 $ 0.026
Granted   0.02
Cancelled/Expired 0.068 0.037
Warrants outstanding at end of period $ 0.022 $ 0.025