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Condensed Balance Sheets (Parenthetical)	Mar. 31, 2012	Dec. 31, 2011
Class C special stock
Capital stock, issued shares	391,286	391,286
Common stock, outstanding shares	391,286	391,286
Common stock
Capital stock, issued shares	120,826,861	109,618,529
Common stock, outstanding shares	120,826,861	109,618,529

Total number of shares of common stock held by shareholders. May be all or portion of the number of common shares authorized. These shares represent the ownership interest of the common shareholders. Shares outstanding equals shares issued minus shares held in treasury and other adjustments, if any.

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