v2.4.0.6
Note 6 - 2012 Financing (Tables)
 3 Months Ended
Mar. 31, 2013
Schedule of Fair Value Assumption, Date of Securitization or Asset-backed Financing Arrangement, Transferor's Continuing Involvement, Servicing Assets or Liabilities [Table Text Block]
Risk-free interest rate
   
0.11
%
Expected life (in years)
   
0.37
 
Dividend yield
   
0.00
%
Expected volatility
   
125.92
%
Schedule of Related Party Transactions [Table Text Block]
Notes payable to related party stockholders
 
$
3,000,000
 
Unamortized discount on notes payable to related party stockholders
   
(318,000
)
Total notes payable to related party stockholders, net
   
2,682,000
 
         
Interest payable to related party stockholders
   
180,000
 
         
Total notes and interest payable to related party stockholders, net
 
$
2,862,000
 
Interest and Other Income [Table Text Block]
Amortization of discount on notes payable to related party stockholders
 
$
212,000
 
Appreciation in fair value of embedded derivative financial liability to related party
stockholders
   
(129,000
)
Interest expense to related party stockholders
   
107,000
 
Amortization expense of deferred financing costs
   
32,000
 
         
Total interest expense to related party stockholders
 
$
222,000