CROSS-REFERENCE TO RELATED APPLICATIONThis application is based upon and claims the benefit of priority of the prior Japanese Patent Application No. 2008-263196, filed on Oct. 9, 2008, the entire contents of which are incorporated herein by reference.FIELDThe embodiments discussed herein are related to an electronic device including an antenna.BACKGROUNDRecently, not only a mobile phone but also c