Condensed Balance Sheets (Parenthetical) (USD $)	Mar. 31, 2014	Dec. 31, 2013
Allowance For Doubtful Accounts Receivable, Current (in dollars)	$ 52,000	$ 58,000
Inventory Valuation Reserves (in dollars)	$ 399,000	$ 399,000
Preferred stock, par value (in dollars per share)	$ 0.01	$ 0.01
Preferred stock, shares authorized	5,000,000	5,000,000
Preferred stock, shares issued	0	0
Preferred stock, shares outstanding	0	0
Common stock, par value (in dollars per share)	$ 0.01	$ 0.01
Common stock, shares authorized	50,000,000	50,000,000
Common stock, shares issued	23,168,155	22,959,822
Common stock, shares outstanding	23,168,155	22,959,822