2. Summary of significant accounting policies (Details) - USD ($)	12 Months Ended
Dec. 31, 2015	Dec. 31, 2014
Summary Of Significant Accounting Policies Details
Loss for the year from continuing operations	$ (2,981,987)	$ (2,671,544)
Income (loss) for the year from discontinued operations	$ 16,305	$ 7,733,777
Basic weighted average number of common shares outstanding	55,812,511	69,564,552
Effect of dilutive securities
Stock Options	$ 0	$ 19,865
Diluted weighted average number of common shares outstanding	$ 55,812,511	$ 69,584,417
Basic and diluted profit (loss) per common share (Note 2)
Continuing operations	(0.05)	(0.04)
Discontinued operations	$ 0.00	$ 0.11

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Amount of increase (decrease) to net income used for calculating diluted earnings per share (EPS), resulting from the assumed exercise stock options, restrictive stock units (RSUs), convertible preferred stock of an employee stock ownership plan (ESOP), and other dilutive convertible securities.

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The amount of net income (loss) for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.

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