8. Net income per share (Details) (USD $)	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012
Basic net income (loss) per common share
Net income (loss) from continuing operations	$ 60,718	$ 15,318	$ (367,291)	$ 96,323
Net income (loss) from Discontinued operations	(11,273)	(122,635)	351,069	(75,341)
Numerator for basic net income per share	$ 49,445	$ (107,317)	$ (16,222)	$ 20,982
Basic net income (loss) per common share
Net income (loss) from continuing operation	$ 0	$ 0	$ (0.01)	$ 0
Net income (loss) from Discontinue operation	$ 0.00	$ 0.00	$ 0.01	$ 0.00
Net income per common share	$ 0	$ 0.00	$ 0.00	$ 0
Diluted net income (loss) per common share
Net income (loss) from continuing operation	$ 0	$ 0	$ (0.01)	$ 0
Net income (loss) from Discontinued operation	$ 0.00	$ 0.00	$ 0.01	$ 0.00
Net income per common share	$ 0	$ 0.00	$ 0.00	$ 0
Weighted average common shares outstanding:	33,902,907	30,917,270	33,321,502	30,209,356
Dilutive securities
Preferred Stock A, B, C, D	40,921,516	42,913,524	40,921,516	29,548,522
Options	2,042,611	2,246,241	1,408,429	1,830,888
Warrants	0	0	0	0
Diluted weighted average common shares outstanding and assumed conversion	76,867,034	76,077,035	75,651,947	61,588,766