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Summary of Significant Accounting Policies (Tables) | 12 Months Ended
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Dec. 31, 2011
Summary of Significant Accounting Policies |
Schedule of rates of exchange for the U.S. dollar that have been used for the most significant operations |
The following rates of exchange for the U.S. dollar have been used for the most significant operations:
Currency |  | Opening Rate 2011 |  | Closing Rate 2011 |  | Opening Rate 2010 |  | Closing Rate 2010 |
Swedish kronor |  | 6.7030 |  | 6.8645 |  | 7.1280 |  | 6.7030 |
British pound |  | .6420 |  | .6434 |  | .6191 |  | .6420 |
Canadian dollar |  | .9981 |  | 1.0193 |  | 1.0485 |  | .9981 |

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- Definition Tabular disclosure of opening and closing rates of exchange that have been used for the most significant operations. + References No definition available. + Details
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