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9. Stock Options and Warrants (Details-Warrants Outstanding) (Warrants, USD $)
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12 Months Ended | ||
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Dec. 31, 2013
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Dec. 31, 2012
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Dec. 31, 2011
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Warrants
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| Beginning Balance | 42,205,507 | 49,106,280 | 22,979,068 |
| Granted | 150,000 | 9,273,316 | 29,781,916 |
| Exercised | (29,037,389) | (12,039,846) | (224,000) |
| Cancelled | (1,545,152) | (4,134,243) | (3,430,704) |
| Ending Balance | 11,763,966 | 42,205,507 | 49,106,280 |
| Weighted Average Exercise Price, Outstanding Beginning Balance | 0.31 | 0.32 | 0.52 |
| Weighted Average Exercise Price, Granted | $ 0.31 | $ 0.31 | $ 0.30 |
| Weighted Average Exercise Price, Exercised | $ 0.29 | $ 0.29 | $ 0.47 |
| Weighted Average Exercise Price, Cancelled | $ 0.49 | $ 0.49 | $ 0.56 |
| Weighted Average Exercise Price, Outstanding Ending Balance | 0.31 | 0.31 | 0.32 |
| X | ||||||||||
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- Definition
Exercise price per share or per unit of warrants or rights outstanding. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Number of warrants or rights outstanding. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Weighted average fair value as of the grant date of equity-based award plans other than stock (unit) option plans that were not exercised or put into effect as a result of the occurrence of a terminating event. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan). Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan). Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The weighted average fair value as of grant date pertaining to an equity-based award plan other than a stock (or unit) option plan for which the grantee gained the right during the reporting period, by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash in accordance with the terms of the arrangement. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Number of non-option equity instruments exercised by participants. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Number of shares under non-option equity instrument agreements for which rights to exercise lapsed. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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