5. Shareholder's equity (Details Narrative) (USD $)	Jun. 30, 2013	Dec. 31, 2012
Equity [Abstract]
Common stock, authorized	200,000,000	200,000,000
Common stock, Par value	$ 0.001	$ 0.001
Common stock, outstanding	144,542,831	144,542,831
Common stock, issued	144,542,831	144,542,831