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Commitment and contingency: Future minimum payments under operating lease (Details) (USD $)
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Mar. 31, 2013
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| Future minimum payments under the operating lease, 2013 | $ 1,932 |
| Future minimum payments under the operating lease, total | $ 1,932 |
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- Definition
Amount of required minimum rental payments for leases having an initial or remaining non-cancelable letter-terms in excess of one year. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Amount of required minimum rental payments maturing in the next fiscal year following the latest fiscal year for operating leases having an initial or remaining non-cancelable letter-terms in excess of one year. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Details
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