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Stock Compensation Plans (Tables)
9 Months Ended
Sep. 30, 2012
Stock Compensation Plans [Abstract]  
Summary of non-expired stock option plans outstanding
 
 
 
 
 
 
 
Weighted Average
 
 
Weighted
 
 
 
 
 
Range of
 
 
Outstanding at
 
 
Contractual
 
 
Average
 
 
Exercisable at
 
 
Exercise Price
 
 
September 30, 2012
 
 
Periods in Years
 
 
Exercise Price
 
 
September 30, 2012
 
1998 Plan
 
$
8.67 - $16.59
 
 
 
78,500
 
 
 
0.97
 
 
$
12.73
 
 
 
70,800
 
2002 Plan
 
$
2.45 - $18.21
 
 
 
739,300
 
 
 
6.11
 
 
$
5.15
 
 
 
335,461
 
 
Activity in stock option plans
Activity in our stock option plans for the period from January 1, 2010 to September 30, 2012 is summarized below.

 
1998 Plan
 
 
2002 Plan
 
 
Number of Shares
 
 
Weighted Average Option Exercise Price
 
 
Number of Shares
 
 
Weighted Average Option Exercise Price
 
Outstanding at January 1, 2010
 
 
124,599
 
 
$
15.88
 
 
 
736,951
 
 
$
12.03
 
Granted
 
 
-
 
 
$
-
 
 
 
109,500
 
 
$
3.59
 
Exercised
 
 
-
 
 
$
-
 
 
 
-
 
 
$
-
 
Cancelled
 
 
(34,849
)
 
$
23.74
 
 
 
(271,651
)
 
$
14.78
 
Outstanding at January 1, 2011
 
 
89,750
 
 
$
12.83
 
 
 
574,800
 
 
$
9.12
 
Granted
 
 
-
 
 
$
-
 
 
 
179,000
 
 
$
2.45
 
Exercised
 
 
-
 
 
$
-
 
 
 
-
 
 
$
-
 
Cancelled
 
 
-
 
 
$
-
 
 
 
(129,100
)
 
$
14.29
 
Outstanding at January 1, 2012
 
 
89,750
 
 
$
12.83
 
 
 
624,700
 
 
$
6.15
 
Granted
 
 
-
 
 
$
-
 
 
 
181,500
 
 
$
4.40
 
Exercised
 
 
-
 
 
$
-
 
 
 
(4,834
)
 
$
3.29
 
Cancelled
 
 
(11,250
)
 
$
13.54
 
 
 
(62,066
)
 
$
13.59
 
Outstanding at September 30, 2012
 
 
78,500
 
 
$
12.73
 
 
 
739,300
 
 
$
5.11
 
 
Maturity schedule of exercisable options outstanding
Options outstanding as of September 30, 2012 are exercisable as follows.

 
1998 Plan
 
 
2002 Plan
 
Options Exercisable at:
 
Number of Shares
 
 
Weighted Average Option Exercise Price
 
 
Number of Shares
 
 
Weighted Average Option Exercise Price
 
 
 
 
 
 
 
 
 
 
 
 
 
September 30, 2012
 
 
70,800
 
 
$
12.73
 
 
 
335,461
 
 
$
5.11
 
December 31, 2012
 
 
7,000
 
 
$
12.73
 
 
 
8,434
 
 
$
5.11
 
December 31, 2013
 
 
700
 
 
$
12.73
 
 
 
167,724
 
 
$
5.11
 
December 31, 2014
 
 
-
 
 
$
-
 
 
 
148,381
 
 
$
5.11
 
December 31, 2015
 
 
-
 
 
$
-
 
 
 
79,300
 
 
$
5.11
 
December 31, 2016
 
 
-
 
 
$
-
 
 
 
-
 
 
$
-
 
Thereafter
 
 
-
 
 
$
-
 
 
 
-
 
 
$
-
 
Total options exercisable
 
 
78,500
 
 
 
 
 
 
 
739,300
 
 
 
 
 
 
Assumptions used to estimate the fair value of options granted

 The fair value of options granted is estimated on the date of grant using the following assumptions.

 
September 30, 2012
 
 
September 30, 2011
 
Dividend yield
 
 
N/A
 
 
 
N/A
 
Expected volatility
 
 
39.79
%
 
 
39.08
%
Risk-free interest rate
 
 
0.28
%
 
 
0.20
%
Expected life (in years)
 
 
4.45
 
 
 
4.35