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document.write(' 注册');
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document.write(' 我的账户  ');
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document.write(' | 我的权限 | ');
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document.write(' | 账户信息 | ');
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document.write(' | 账户余额 | ');
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document.write(' | 我的年级 | ');
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document.write(' | 修改密码 | ');
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document.write('  购物车件 ');
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document.write(' 联系我们 ');
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