8. Convertible notes payable - Convertible Notes Payable (Details) (USD $)	9 Months Ended
	Sep. 30, 2013
Amount	$ 719,250
Conversion Price in USD	$ 0.12
Number of Shares	4,074,037
Note 1
Amount	48,530
Issuance Date	Oct. 26, 2011
Maturity Date	Oct. 26, 2013
Conversion Price in USD	$ 0.10
Number of Shares	485,300
Effect on Dilution	1.36%
Note 2
Amount	97,060
Issuance Date	Oct. 31, 2011
Maturity Date	Oct. 31, 2013
Conversion Price in USD	$ 0.15
Number of Shares	647,067
Effect on Dilution	1.82%
Note 3
Amount	67,942
Issuance Date	Nov. 24, 2011
Maturity Date	Nov. 24, 2013
Conversion Price in USD	$ 0.15
Number of Shares	452,947
Effect on Dilution	1.27%
Note 4
Amount	14,559
Issuance Date	Nov. 30, 2011
Maturity Date	Nov. 30, 2013
Conversion Price in USD	$ 0.15
Number of Shares	97,060
Effect on Dilution	0.27%
Note 5
Amount	14,559
Issuance Date	Nov. 30, 2011
Maturity Date	Nov. 30, 2013
Conversion Price in USD	$ 0.15
Number of Shares	97,060
Effect on Dilution	0.27%
Note 6
Amount	22,906
Issuance Date	Nov. 30, 2011
Maturity Date	Nov. 30, 2013
Conversion Price in USD	$ 0.15
Number of Shares	152,708
Effect on Dilution	0.43%
Note 7
Amount	25,160
Issuance Date	Dec. 31, 2011
Maturity Date	Dec. 31, 2013
Conversion Price in USD	$ 0.15
Number of Shares	167,733
Effect on Dilution	0.47%
Note 8
Amount	19,412
Issuance Date	Dec. 31, 2011
Maturity Date	Dec. 31, 2013
Conversion Price in USD	$ 0.15
Number of Shares	129,413
Effect on Dilution	0.36%
Note 9
Amount	9,706
Issuance Date	Dec. 31, 2011
Maturity Date	Dec. 31, 2013
Conversion Price in USD	$ 0.15
Number of Shares	64,707
Effect on Dilution	0.18%
Note 10
Amount	21,839
Issuance Date	Dec. 31, 2011
Maturity Date	Dec. 31, 2013
Conversion Price in USD	$ 0.15
Number of Shares	145,590
Effect on Dilution	0.41%
Note 11
Amount	43,677
Issuance Date	Dec. 31, 2011
Maturity Date	Dec. 31, 2013
Conversion Price in USD	$ 0.15
Number of Shares	291,180
Effect on Dilution	0.82%
Note 12
Amount	48,530
Issuance Date	Dec. 31, 2011
Maturity Date	Dec. 31, 2013
Conversion Price in USD	$ 0.15
Number of Shares	323,533
Effect on Dilution	0.91%
Note 13
Amount	19,412
Issuance Date	Dec. 31, 2011
Maturity Date	Dec. 31, 2013
Conversion Price in USD	$ 0.15
Number of Shares	129,413
Effect on Dilution	0.36%
Note 14
Amount	14,559
Issuance Date	Dec. 31, 2011
Maturity Date	Dec. 31, 2013
Conversion Price in USD	$ 0.15
Number of Shares	97,060
Effect on Dilution	0.27%
Note 15
Amount	50,000
Issuance Date	Jan. 15, 2012
Maturity Date	Jan. 15, 2014
Conversion Price in USD	$ 0.20
Number of Shares	250,000
Effect on Dilution	0.70%
Note 16
Amount	9,706
Issuance Date	Jan. 24, 2012
Maturity Date	Jan. 24, 2014
Conversion Price in USD	$ 0.20
Number of Shares	48,530
Effect on Dilution	0.14%
Note 17
Amount	7,280
Issuance Date	Jan. 26, 2012
Maturity Date	Jan. 26, 2014
Conversion Price in USD	$ 0.20
Number of Shares	36,398
Effect on Dilution	0.10%
Note 18
Amount	29,118
Issuance Date	Jan. 31, 2012
Maturity Date	Jan. 31, 2014
Conversion Price in USD	$ 0.20
Number of Shares	145,590
Effect on Dilution	0.41%
Note 19
Amount	9,706
Issuance Date	Feb. 10, 2012
Maturity Date	Feb. 10, 2014
Conversion Price in USD	$ 0.20
Number of Shares	48,530
Effect on Dilution	0.14%
Note 20
Amount	97,060
Issuance Date	Apr. 18, 2012
Maturity Date	Apr. 18, 2014
Conversion Price in USD	$ 0.45
Number of Shares	215,689
Effect on Dilution	0.61%
Note 21
Amount	$ 48,530
Issuance Date	May 31, 2012
Maturity Date	May 31, 2014
Conversion Price in USD	$ 1.00
Number of Shares	48,530
Effect on Dilution	0.14%