Condensed Consolidated Balance Sheets (Parenthetical) (USD $)	Mar. 31, 2012	Dec. 31, 2011
Trade accounts receivable, allowance	$ 115,000	$ 125,000
Inventories, allowance	225,000	240,000
Long term notes payable, related party, current portion due	0	0
Common stock, par value	$ 0.001	$ 0.001
Common stock, shares authorized	325,000,000	325,000,000
Common stock, shares issued	10,465,139	7,314,513
Common stock, shares outstanding	10,465,139	7,314,513
Common stock issuable, shares authorized	57,000	0
Common stock issuable, shares issuable	57,000	0
Preferred stock
Preferred stock, par value	$ 0.001	$ 0.001
Preferred stock, shares authorized	10,000,000	10,000,000
Convertible Series A preferred stock
Preferred stock, shares authorized	5,000,000	5,000,000
Preferred stock, shares issued	50,543	50,543
Preferred stock, shares outstanding	50,543	50,543
Preferred stock, liquidation preference	$ 50,543	$ 50,543
Convertible Series B preferred stock
Preferred stock, shares authorized	30,000	30,000
Preferred stock, shares outstanding
Convertible Series C preferred stock
Preferred stock, shares authorized	10,000	10,000
Preferred stock, shares outstanding