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Stockholders' Equity (Tables)
 3 Months Ended
Mar. 31, 2014
Schedule Of Share Based Compensation Warrants Activity [Table Text Block]
The Company has the following warrants outstanding at March 31, 2014:
 
 
 
 
Total Outstanding Warrants
 
Exercise Price
 
Warrants
 
Weighted Average Exercise
Price
 
Life
(in years)
 
$1.80
 
 
80,000
 
$
1.80
 
6.89
 
$2.20
 
 
118,959
 
$
2.20
 
2.11
 
$5.00
 
 
345,000
 
$
5.00
 
3.07
 
$10.00
 
 
20,313
 
$
10.00
 
4.93
 
 
 
 
564,272
 
$
4.14
 
 
 
Warrant [Member]
  
Schedule Of Share Based Payment Award Warrants Valuation Assumptions [Table Text Block]
The following weighted-average assumptions were utilized for the calculations:
 
Expected life (in years)
 
5
 
Weighted average volatility
 
74
%
Weighted average risk-free interest rate
 
1.49
%
Expected dividend rate
 
-
 
Equity Incentive Plan [Member]
  
Schedule Of Share Based Payment Award Warrants Valuation Assumptions [Table Text Block]
The following weighted-average assumptions were utilized in the calculation of the fair value of the stock options:
 
Expected life
 
6.25 years
 
Weighted average volatility
 
75
%
Forfeiture rate
 
12
%
Weighted average risk-free interest rate
 
1.92
%
Expected dividend rate
 
-