v2.4.0.8

4. Stockholders' Equity (Details 1) (USD $)	6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012
Number of Options
Number of Options Outstanding, Beginning	2,135,630	1,236,342
Number of Options Forfeited/Cancelled	(356,000)	(263,050)
Number of Options Granted	1,400,000	380,000
Number of Options Outstanding, Ending	3,179,630	1,353,292
Vested and expected to vest	1,394,613	286,400
Exercisable	893,380	875,958
Weighted Average Exercise Price
Weighted Average Exercise Price Outstanding, Beginning	$ 1.26	$ 2.47
Weighted Average Exercise Price Forfeited/Cancelled	$ 1.61	$ 1.71
Weighted Average Exercise Price Granted	$ 0.9	$ 0.4
Weighted Average Exercise Price Outstanding, Ending	$ 1.06	$ 2.1
Weighted Average Exercise Price vest	$ 0.78	$ 2.1
Weighted Average Exercise Price Exercisable	$ 1.79	$ 2.6
Weighted-average fair value of options granted during the period	$ 0.77	$ 0.32

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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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Number of options or other stock instruments for which the right to exercise has lapsed under the terms of the plan agreements.

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

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The weighted average grant-date fair value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology.

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

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The number of exercisable share options (fully vested and expected to vest) that may be converted as of the balance sheet date.

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As of the balance sheet date, the weighted-average exercise price (at which grantees can acquire the shares reserved for issuance) for exercisable stock options that are fully vested or expected to vest.

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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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