Condensed Balance Sheets (Parenthetical) (USD $)	Mar. 31, 2015	Dec. 31, 2014
Allowance For Doubtful Accounts Receivable, Current (in dollars)	$ 45,000	$ 47,000
Inventory Valuation Reserves (in dollars)	$ 345,000us-gaap_InventoryValuationReserves	$ 324,000us-gaap_InventoryValuationReserves
Preferred stock, par value (in dollars per share)	$ 0.01	$ 0.01
Preferred stock, shares authorized	5,000,000us-gaap_PreferredStockSharesAuthorized	5,000,000us-gaap_PreferredStockSharesAuthorized
Preferred stock, shares issued	0us-gaap_PreferredStockSharesIssued	0us-gaap_PreferredStockSharesIssued
Preferred stock, shares outstanding	0us-gaap_PreferredStockSharesOutstanding	0us-gaap_PreferredStockSharesOutstanding
Common stock, par value (in dollars per share)	$ 0.01	$ 0.01
Common stock, shares authorized	50,000,000us-gaap_CommonStockSharesAuthorized	50,000,000us-gaap_CommonStockSharesAuthorized
Common stock, shares issued	26,032,930us-gaap_CommonStockSharesIssued	23,648,315us-gaap_CommonStockSharesIssued
Common stock, shares outstanding	26,032,930us-gaap_CommonStockSharesOutstanding	23,648,315us-gaap_CommonStockSharesOutstanding

A valuation allowance for trade and other receivables due to an Entity within one year (or the normal operating cycle, whichever is longer) that are expected to be uncollectible.

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