Net loss per share (Tables)

9 Months Ended

Sep. 30, 2012

Net loss per share [Abstract]

Reconciliation of the numerator (net loss) and the denominator (number of shares) used in the basic and diluted EPS calculations

	Three Months Ended		Nine Months Ended
	September 30, 2012	September 30, 2011	September 30, 2012	September 30, 2011
Numerator-basic and diluted net loss	$ (1,172)	$ (1,167)	$ (3,835)	$ (4,935)
Denominator-basic or diluted weighted average number of common shares outstanding	224,492	191,229	222,198	191,254
Net loss per share - basic and diluted	$ (0.01)	$ (0.01)	$ (0.02)	$ (0.03)