7. Stock Option Plans (Details 3)	12 Months Ended
Dec. 31, 2014 $ / shares shares
Number of shares Outstanding end of period \| shares	1,690,500
Weighted average exercise price, ending	$ 0.29
0.12 - 0.48
Option price range, upper	0.14
Option price range, lower	$ 0.12
Number of shares Outstanding end of period \| shares	45,000
Weighted average remaining contractual life	4 years 3 months 25 days
Weighted average exercise price, ending	$ 0.13
Number Exercisable \| shares	30,000
Weighted average exercise price	$ 0.13
0.16 - 0.20
Option price range, upper	0.20
Option price range, lower	$ 0.16
Number of shares Outstanding end of period \| shares	30,000
Weighted average remaining contractual life	3 years 3 months 18 days
Weighted average exercise price, ending	$ 0.18
Number Exercisable \| shares	30,000
Weighted average exercise price	$ 0.18
0.25 - 0.26
Option price range, upper	0.26
Option price range, lower	$ 0.25
Number of shares Outstanding end of period \| shares	30,000
Weighted average remaining contractual life	2 years 3 months 18 days
Weighted average exercise price, ending	$ 0.26
Number Exercisable \| shares	30,000
Weighted average exercise price	$ 0.26
0.27 - 0.41
Option price range, upper	0.41
Option price range, lower	$ 0.27
Number of shares Outstanding end of period \| shares	30,000
Weighted average remaining contractual life	4 months 24 days
Weighted average exercise price, ending	$ 0.34
Number Exercisable \| shares	30,000
Weighted average exercise price	$ 0.34
0.35 - 0.36
Option price range, upper	0.36
Option price range, lower	$ 0.35
Number of shares Outstanding end of period \| shares	30,000
Weighted average remaining contractual life	1 year 3 months 18 days
Weighted average exercise price, ending	$ 0.36
Number Exercisable \| shares	30,000
Weighted average exercise price	$ 0.36
0.12 - 0.41
Option price range, upper	0.41
Option price range, lower	$ 0.12
Number of shares Outstanding end of period \| shares	165,000
Weighted average remaining contractual life	2 years 6 months
Weighted average exercise price, ending	$ 0.24
Number Exercisable \| shares	165,000
Weighted average exercise price	$ 0.24

The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(1)(iii)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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The weighted-average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on vested portions of options outstanding and currently exercisable under the stock option plan.

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Number of options outstanding, including both vested and non-vested options.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
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-Subparagraph (c)(1)(i)-(ii)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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The floor of a customized range of exercise prices for purposes of disclosing shares potentially issuable under outstanding stock option awards on all stock option plans and other required information pertaining to awards in the customized range.

+ References

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The ceiling of a customized range of exercise prices for purposes of disclosing shares potentially issuable under outstanding stock option awards on all stock option plans and other required information pertaining to awards in the customized range.

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Weighted average remaining contractual term for option awards outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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