Warrants (Schedule of Warrant Activity) (Details) (USD $)	3 Months Ended	12 Months Ended
Mar. 31, 2013	Dec. 31, 2012
Warrants
Outstanding, beginning balance.	10,261,000
Exercised
Outstanding, ending balance	12,761,000	10,261,000
Exercisable	7,765,297
Weighted Average Exercise Price
Outstanding, beginning balance	$ 0.16
Granted	$ 0.06
Exercised
Outstanding, ending balance	$ 0.14	$ 0.16
Exercisable	$ 0.12
Weighed Average Remaining Contractual Life
Outstanding	2 years 3 months 29 days	2 years 2 months 12 days
Granted	3 years 10 months 24 days
Exercisable	2 years 3 months 15 days
Aggregated Intrinsic Value
Outstanding	$ 276,960	$ 112,200
Exercisable	201,960
Warrant [Member]
Warrants
Outstanding, beginning balance.	1,095,000
Granted	2,000,000
Expired
Exercised
Outstanding, ending balance	3,095,000	1,095,000
Exercisable	3,095,000
Weighted Average Exercise Price
Outstanding, beginning balance	$ 0.41
Granted	$ 0.30
Expired
Exercised
Outstanding, ending balance	$ 0.34	$ 0.41
Exercisable	$ 0.34
Weighed Average Remaining Contractual Life
Outstanding	1 year 3 months 29 days	2 years 8 months 16 days
Granted	1 year 3 months 4 days
Exercisable	1 year 3 months 29 days
Aggregated Intrinsic Value
Outstanding
Exercisable

Weighted average remaining contractual life of grants made during the period.

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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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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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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 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 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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