Three months ended
June 30,

Six months ended
June 30,

2012

2011

2012

2011

Unaudited

Net loss

$

(2,224

)

$

(2,041

)

$

(5,486

)

$

(6,605

)

Loss per share:

Basic

$

(0.10

)

$

(0.09

)

$

(0.25

)

$

(0.28

)

Diluted

$

(0.10

)

$

(0.09

)

$

(0.25

)

$

(0.28

)

Weighted average number of shares of common stock outstanding during the period used to compute basic net loss per share (in thousands)

21,751

23,381

22,151

23,410

Weighted average number of shares of common stock used to compute diluted net loss per share (in thousands)

21,751

23,381

22,151

23,410