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13. STOCK OPTIONS AND WARRANTS (Details) (USD $)	6 Months Ended
	Jun. 30, 2013
Stock Options [Member]
Number of Options
Number of Options Outstanding, Beginning	1,218,206
Number of Options Granted
Number of Options Exercised
Number of Options Rescinded	127,800
Number of Options Forfeited/canceled	(6,782)
Number of Options Outstanding, Ending	1,339,224
Exercisable	969,058
Weighted Average Exercise Price
Weighted Average Exercise Price Outstanding, Beginning	$ 0.92
Weighted Average Exercise Price Granted
Weighted Average Exercise Price Exercised
Weighted Average Exercise Price Rescinded	$ 0.48
Weighted Average Exercise Price Forfeited/canceled	$ 21.99
Weighted Average Exercise Price Outstanding, Ending	$ 0.55
Weighted Average Exercise Price Exercisable	$ 0.58
Weighted Average Remaining Contractual Life (in years)
Weighted Average Remaining Contractual Life (in years) Outstanding, Beginning	9 years 3 months 18 days
Weighted Average Remaining Contractual Life (in years) Outstanding, Ending	8 years 10 months 10 days
Weighted Average Remaining Contractual Life (in years) Exercisable	8 years 9 months 29 days
Warrant [Member]
Number of Options
Number of Options Outstanding, Beginning	633,631
Number of Options Granted	85,722
Number of Options Exercised
Number of Options Forfeited/canceled	(5,015)
Number of Options Outstanding, Ending	714,338
Exercisable	714,338
Weighted Average Exercise Price
Weighted Average Exercise Price Outstanding, Beginning	$ 18.25
Weighted Average Exercise Price Granted	$ 5.25
Weighted Average Exercise Price Exercised
Weighted Average Exercise Price Forfeited/canceled	$ 183.63
Weighted Average Exercise Price Outstanding, Ending	$ 15.53
Weighted Average Exercise Price Exercisable	$ 15.53
Weighted Average Remaining Contractual Life (in years)
Weighted Average Remaining Contractual Life (in years) Outstanding, Beginning	2 years 5 months 5 days
Weighted Average Remaining Contractual Life (in years) Outstanding, Ending	2 years 1 month 28 days
Weighted Average Remaining Contractual Life (in years) Exercisable	2 years 1 month 28 days

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The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan.

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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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Net number of share options (or share units) granted during the period.

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Number of options outstanding, including both vested and non-vested options.

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Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan.

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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 could have acquired the underlying shares with respect to stock options of the plan that expired.

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Weighted average per share amount at which grantees can acquire shares of common stock by exercise of options.

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Weighted average remaining contractual term of exercisable stock options, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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