v2.3.0.15

SHARE-BASED COMPENSATION 2 (Details) (USD $)	9 Months Ended
	Sep. 30, 2011 number
Options activity [Roll Forward]
Options beginning	983,150
Options granted	0
Options exercised	(51,750)
Options forfeited	(24,530)
Options expired	(13,345)
Options ending	893,525
Weighted average exercise price - beginning	$ 3.02
Weighted average exercise price - options granted	$ 0
Weighted average exercise price - options exercise	$ 1.34
Weighted average exercise price - options forfeited	$ 1.52
Weighted average exercise price - options expired	$ 25.62
Weighted average exercise price - ending	$ 2.82
Weighted Average Remaining Contractual Term (Years) Options	7.2
Intrinsic Value Options	$ 3,212,430
Options vested and expected to vest	863,656
Options vested and exercisable	397,484
Weighted average exercise price options vested and expected to vest	$ 2.86
Weighted average exercise price options vested and exerciable	$ 4.29
Weighted average remaining contractual period (Years) options vested and expected to vest	7.2
Weighted average remaining contractual period (years) options vested and exercisable	7.0
Intrinsic value options vested and expected to vest	3,101,022
Intrinsic value options vested and exercisable	1,353,818
Weighted average remaining recognition period in years	1.4
Unamortized compensation expense, net of estimated forfeitures	$ 276,376

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The weighted average price at which option holders acquired shares when converting their stock options into shares under the plan during the reporting period.

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The decrease in the number of shares that could be issued attributable to the lapse of rights to exercise previously issued stock options under the terms of the option agreements under the plan during the reporting period.

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The weighted average price at which grantees could have acquired the underlying shares with respect to stock options of the plan that lapsed during the reporting period.

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The number of shares reserved for issuance under stock option agreements awarded under the plan that validly exist and are outstanding as of the balance sheet date, including vested options.

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