v2.4.0.8
Warrants (Tables) (Warrants [Member])
3 Months Ended
Mar. 31, 2014
Warrants [Member]
 
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Weighted-average assumptions utilized in fair value calculations for warrants granted
  
Three Months Ended
  
Three Months Ended
 
  
March 31, 2014
  
March 31,2013
 
Expected dividend yield
  
0
%
  
0
%
Expected stock price volatility
  
134
%
  
93-108
%
Risk-free interest rate
  
1.73-1.75
%
  
.14–2.60
%
Expected life of warrants
 
4.1-8.8 years
  
.9-9.8 years
 
 
Summary of status of Company's warrant granted
  
Number of Shares Remaining Warrants
  
Weighted Average
Exercise Price
 
Weighted-Average Remaining
Contractual Term
 
Aggregate
Intrinsic Value
 
Outstanding at January 1, 2014
  
7,671,267
  
$
1.51
     
Warrants granted during 2014
  
11,862,000
  
$
.25
     
Warrants expired during 2014
  
(600,000)
   
.25
     
Outstanding at March 31,2014
  
18,933,267
  
$
.78
 
5.3 years
 
$
0
 
Exercisable at March 31,2014
  
18,139,250
  
$
.76
 
5.6 years
 
$
0