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Going concern (Details) (USD $)
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3 Months Ended | 6 Months Ended | 157 Months Ended | ||
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Jun. 30, 2013
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Jun. 30, 2012
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Jun. 30, 2013
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Jun. 30, 2012
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Jun. 30, 2013
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| Going Concern (Textual) | |||||
| Net loss | $ (2,784,011) | $ (1,562,591) | $ (3,473,038) | $ (2,471,500) | $ (59,216,501) |
| Net cash used in operations | (3,327,820) | (1,862,232) | (47,730,478) | ||
| Accumulated deficit | $ 59,216,501 | $ 59,216,501 | $ 59,216,501 | ||
| X | ||||||||||
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- Details
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| X | ||||||||||
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- Definition
Amount of cash inflow (outflow) from operating activities, including discontinued operations. Operating activity cash flows include transactions, adjustments, and changes in value not defined as investing or financing activities. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
The portion of profit or loss for the period, net of income taxes, which is attributable to the parent. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
The cumulative amount of the reporting entity's undistributed earnings or deficit. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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