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Summary of Significant Accounting Policies and Practices Cash equivalents (Policies)
12 Months Ended
Dec. 31, 2012
Summary of Significant Accounting Policies and Practices [Abstract]  
Cash and Cash Equivalents, Policy [Policy Text Block]
Cash equivalents

The Company considers all highly liquid investments, with an original maturity of three months or less, and certificates of deposit, which may be withdrawn at any time at the discretion of the Company without penalty, to be cash equivalents.