Three Months Ended
September 30,

Nine Months Ended
September 30,

2012

2011

2012

2011

(shares in thousands)

Net income

$

4,533

$

1,359

$

5,777

$

2,203

Shares of common stock and common stock equivalents:

Weighted averages shares used in basic computation

123,214

114,238

121,445

113,886

Dilutive effect of stock options and unvested restricted stock

15,244

21,837

16,433

21,729

Weighted averages shares used in dilutive computation

138,458

136,075

137,878

135,615

Basic earnings per share

$

0.04

$

0.01

$

0.05

$

0.02

Dilutive earnings per share

$

0.03

$

0.01

$

0.04

$

0.02