6. STOCK BASED COMPENSATION (Details) (USD $)	3 Months Ended
Mar. 31, 2013
Number of options
Outstanding at beginning of period	311,200
Granted	0
Exercised	0
Forfeited	0
Outstanding at end of period	311,200
Vested options at end of period	223,200
Weighted average Price
Outstanding at beginning of period	$ 3.76
Granted
Exercised
Forfeited
Outstanding at end of period	$ 3.76
Vested options at end of period	$ 3.99

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The weighted-average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on vested portions of options outstanding and currently exercisable under the stock option plan.

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The number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan.

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Net number of share options (or share units) granted during the 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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As of the balance sheet date, the number of shares into which fully vested and expected to vest stock options outstanding can be converted under the option plan.

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As of the balance sheet date, the weighted-average exercise price for outstanding stock options that are fully vested or expected to vest.

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Weighted average price at which option holders acquired shares when converting their stock options into shares.

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Weighted average price at which grantees can acquire the shares reserved for issuance on stock options awarded.

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Number of share options (or share units) exercised during the current period.

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