v2.4.0.6
Note 7 - Stockholders' Equity (Tables)
6 Months Ended
Jun. 30, 2012
Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block]
Following is a summary of the activity of options to an independent director:

   
Options
outstanding
   
Weighted
Average
Exercise
Price
   
Weighted
average
remaining
contractual life
   
Aggregate
Intrinsic Value
 
Outstanding, December 31, 2011
   
50,000
   
$
10.96
     
2.98
   
$
-
 
Exercisable, December 31, 2011
   
50,000
   
$
10.96
     
2.98
   
$
-
 
Outstanding, June 30, 2012
   
50,000
   
$
10.96
     
2.48
   
$
-
 
Exercisable, June 30, 2012
   
50,000
   
$
10.96
     
2.48
   
$
-
 
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding and Exercisable [Table Text Block]
The exercise price for options outstanding at June 30, 2012, is as follows:

Number of Options
   
Exercise Price
 
  50,000     $ 10.96  
Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block]
The assumptions used in calculating the fair value of options granted using the Black-Scholes option-pricing model are as follows:

Risk-free interest rate
   
2.25
%
Expected life of the options
 
3 to 3.5 years
Expected volatility
   
80
%
Expected dividend yield
   
0
%