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Note P - Income Taxes (Tables)

12 Months Ended

Dec. 31, 2017

Notes Tables

Schedule of Deferred Tax Assets and Liabilities [Table Text Block]

		2017				2016
Current asset:
Accrued compensation		$	118,000			$	67,000
Accounts receivable allowance			277,000				202,000
Non-current asset (liability):
Stock-based compensation			387,000				360,000
Basis differences in fixed assets			(18,000	)			(8,000	)
Basis differences in intangible assets			46,000				60,000
Net operating loss and credit carryforwards			12,052,000				18,597,000
Valuation allowances			(12,862,000	)			(19,278,000	)
		$	—			$	—

Schedule of Effective Income Tax Rate Reconciliation [Table Text Block]

		2017				2016
Federal statutory income tax rate			34	%			34	%
Permanent differences			—				—
Change in tax laws/tax rate			(13	)			-
Effect of net operating loss			(21	)			(34	)
Effective tax rate			—	%			—	%

X

- Definition

Tabular disclosure of the components of net deferred tax asset or liability recognized in an entity's statement of financial position, including the following: the total of all deferred tax liabilities, the total of all deferred tax assets, the total valuation allowance recognized for deferred tax assets.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32537-109319

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- Definition

Tabular disclosure of the reconciliation using percentage or dollar amounts of the reported amount of income tax expense attributable to continuing operations for the year to the amount of income tax expense that would result from applying domestic federal statutory tax rates to pretax income from continuing operations.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 12
-URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32687-109319

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