Stock Plans and Stock Based Compensation (Details Textual) (USD $)	3 Months Ended	9 Months Ended
Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
Stock Plans and Stock Based Compensation (Textual)
Total compensation expense recognized related to stock option awards	$ 12,272	$ 33,576	$ 52,904	$ 136,415
Option vesting period	4 years	4 years	4 years	4 years
Contractual term of stock option awards	10 years	10 years	10 years	10 years
Option granted
Option vested	1,499,260		1,545,184
Weighted average fair value of option	$ 0.09		$ 0.09
Intrinsic value of option	51,750		51,750
Total unrecognized compensation cost related to nonvested share-based compensation arrangements	19,879		19,879
Unrecognized compensation cost expected to be recognized, period	2 years		2 years
Unrecognized compensation cost expected to be recognized in year 2012	5,717		5,717
Unrecognized compensation cost expected to be recognized in year 2013	14,162		14,162
Maximum [Member]
Stock Plans and Stock Based Compensation (Textual)
Option vesting period	4 years	4 years	4 years	4 years
1998 Stock Option Plan [Member]
Stock Plans and Stock Based Compensation (Textual)
Permissible limit of common stock to be acquired by the holders of awards	6,375,000		6,375,000
2006 Equity Compensation Plan [Member]
Stock Plans and Stock Based Compensation (Textual)
Permissible limit of common stock to be acquired by the holders of awards	18,000,000		18,000,000
Shares available for further issuance	4,276,436		4,276,436
General, administrative and selling expenses [Member]
Stock Plans and Stock Based Compensation (Textual)
Total compensation expense recognized related to stock option awards	9,643	26,400	42,751	109,751
Research and development expenses [Member]
Stock Plans and Stock Based Compensation (Textual)
Total compensation expense recognized related to stock option awards	1,666	4,746	6,880	18,678
Cost of revenues [Member]
Stock Plans and Stock Based Compensation (Textual)
Total compensation expense recognized related to stock option awards	$ 963	$ 2,430	$ 3,273	$ 7,986

Contractual term of stock option awards.

No definition available.

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- Definition

Permissible limit of common stock acquired by holders of awards.

+ References

No definition available.

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- Definition

Share based compensation arrangement by share based payment award option outstanding intrinsic value.

+ References

No definition available.

+ Details

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- Definition

During the period, the number of shares into which fully vested and expected to vest stock options can be converted under the option plan.

+ References

No definition available.

+ Details

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- Definition

Unrecognized compensation cost expected to be recognized in year one.

+ References

No definition available.

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Unrecognized compensation cost expected to be recognized in year two.

+ References

No definition available.

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- Definition

Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

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-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 123R

-Paragraph A240

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-Publisher SEC

-Name Staff Accounting Bulletin (SAB)

-Number Topic 14

-Section F

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-Name Accounting Standards Codification

-Topic 718

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-Subparagraph (SAB TOPIC 14.F)

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- Definition

Aggregate number of common shares reserved for future issuance.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 129

-Paragraph 4

-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.

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.29)

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- Definition

As of the balance sheet date, the aggregate unrecognized cost of equity-based awards made to employees under equity-based compensation awards that have yet to vest.

+ References

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- Definition

Weighted average period over which unrecognized compensation is expected to be recognized for equity-based compensation plans, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

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- Definition

Period which an employee's right to exercise an award is no longer contingent on satisfaction of either a service condition, market condition or a performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

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- Definition

Gross number of share options (or share units) granted during the period.

+ References

No definition available.

+ Details

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- Definition

The weighted average grant-date fair value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 123R

-Paragraph A240

-Subparagraph c(1)

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-Publisher FASB

-Name Accounting Standards Codification

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