3. Line of Credit	6 Months Ended
Jun. 30, 2013
Debt Disclosure [Abstract]
3. Line of Credit	In November 2011, the Company secured a line of credit, which provided a maximum borrowing of $500,000. The credit line bore interest at 2.25% and was collateralized by a $500,000 certificate of deposit. The line of credit and associated certificate of deposit matured on November 16, 2012. Accordingly, the line of credit expired according to its terms and the collateral was released. For the six months ended June 30, 2012, the Company made borrowings of $479,405 and repayments of $639,710 under the line of credit.

- Definition

The entire disclosure for information about short-term and long-term debt arrangements, which includes amounts of borrowings under each line of credit, note payable, commercial paper issue, bonds indenture, debenture issue, own-share lending arrangements and any other contractual agreement to repay funds, and about the underlying arrangements, rationale for a classification as long-term, including repayment terms, interest rates, collateral provided, restrictions on use of assets and activities, whether or not in compliance with debt covenants, and other matters important to users of the financial statements, such as the effects of refinancing and noncompliance with debt covenants.

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