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6. Stock-Based Compensation (Tables)
6 Months Ended
Jun. 30, 2014
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]  
Stock Option Activity
   

Number of

Shares

   

Wtd. Avg.

Exercise
Price

   

Wtd. Avg.

Remaining

Contract Term

(# years)

   

Intrinsic

Value

 
Outstanding at January 1, 2014     1,162,449     $ 4.30              
Granted     1,350,440       1.82              
Exercised     -       -              
Forfeited and canceled     (47,198 )     3.40              
                             
Outstanding at June 30, 2014     2,465,691     $ 2.96       8.5     $ 43,363  
                                 
Exercisable at June 30, 2014     828,235     $ 4.83       6.7     $ 41,848  
Warrant Activity
   

Number of

Shares

   

Wtd. Avg.

Exercise
Price

   

Wtd. Avg.

Remaining

Contract Term

(# years)

   

Intrinsic

Value

 
Outstanding at January 1, 2014     3,069,113     $ 4.12              
Granted     -       -              
Exercised     -       -              
Forfeited and canceled     -       -              
                             
Outstanding at June 30, 2014     3,069,113     $ 4.12       2.7     $ 186,750  
                                 
Exercisable at June 30, 2014     3,069,113     $ 4.12       2.7     $ 186,750