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Note J - Deferred Revenue | 12 Months Ended
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Dec. 31, 2012
Deferred Revenue Disclosure [Text Block] | NOTE J—DEFERRED REVENUE The components of deferred revenue are as follows as of December 31:
|  | 2012 |  |  | 2011 |
Current Portion |  |  |  |  |  |
Maintenance contracts |  | $ | 496,055 |  |  | $ | 335,246 |
Customer deposit |  |  | 12,465 |  |  |  | 122,500 |
Fully deferred systems, installation and acceptance revenue |  |  | - |  |  |  | 69,346 |
|  |  | 508,520 |  |  |  | 527,092 |
Long-Term Portion |  |  |  |  |  |  |  |
Maintenance contracts |  |  | - |  |  |  | 1,000 |
Total |  | $ | 508,520 |  |  | $ | 528,092 |
Maintenance contracts include provisions for unspecified when-and-if available product updates and customer telephone support services, and are recognized ratably over the term of the service period. Fully deferred systems, installation and acceptance revenue relates to projects that have been billed per the contractual terms, however because of undelivered elements or acceptance criteria, revenue has not yet been recognized. These amounts are expected to be completed within the next 12 months and are classified as current liabilities. Long-term maintenance contracts are comprised of multiple year support contracts, and are recognized ratably over the applicable term.

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- Definition The entire disclosure for deferred revenues at the end of the reporting period, and description and amounts of significant changes that occurred during the reporting period. Deferred revenue is a liability as of the balance sheet date related to a revenue producing activity for which revenue has not yet been recognized. Generally, an entity records deferred revenue when it receives consideration from a customer before achieving certain criteria that must be met for revenue to be recognized in conformity with GAAP. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Concepts (CON) -Number 5 -Paragraph 83, 84 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section 45 -Paragraph 8 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6361293&loc=d3e6935-107765 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Staff Accounting Bulletin (SAB) -Number Topic 13 -Section A Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 605 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB TOPIC 13.A.3(b).Q1(c),(b).Q2,(c).Q3) -URI http://asc.fasb.org/extlink&oid=6600647&loc=d3e214044-122780 + Details
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Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration