Equity Instruments (Details 3) (Stock Options [Member], USD $)	12 Months Ended
Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Stock Options [Member]
Schedule of option activity
Share-based compensation arrangement by share-based payment award, options, outstanding, beginning balance	8,795,400	2,611,100
Share-based compensation arrangement by share-based payment award, options, outstanding, weighted average exercise price, beginning balance	$ 0.33	$ 0.50
Weighted-average remaining contractual term outstanding beginning balance	8 years 3 months 15 days	7 years 8 months 27 days	8 years 1 month 2 days
Shares Forfeited, expired or cancelled	(2,477,400)	(740,700)
Weighted-average exercise price forfeited, expired or cancelled	$ 0.34	$ 0.36
Share-based compensation arrangement by share-based payment award, options, outstanding, ending balance	6,618,000	8,795,400	2,611,100
Share-based compensation arrangement by share-based payment award, options, outstanding, weighted average exercise price, ending balance	$ 0.32	$ 0.33	$ 0.50
Weighted-average remaining contractual term outstanding ending balance	8 years 3 months 15 days	7 years 8 months 27 days	8 years 1 month 2 days
Shares exercisable ending balance	6,261,334
Weighted-average exercise price exercisable ending	$ 0.33
Weighted average remaining contractual term exercisable ending	8 years 3 months
Shares granted	300,000	6,925,000
Weighted-average exercise price granted	$ 0.25	$ 0.27
Aggregate Intrinsic Value Outstanding
Aggregate Intrinsic Value Exercisable

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Amount of difference between fair value of the underlying shares reserved for issuance and exercise price of vested portions of options outstanding and currently exercisable.

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

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For presentations that combine terminations, 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 or that expired.

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Weighted average price of options that were either forfeited or expired.

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

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Amount of difference between fair value of the underlying shares reserved for issuance and exercise price of options outstanding.

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

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

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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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