This excerpt taken from the ALL DEF 14A filed Apr 2, 2007.
Code of Ethics and Complaint Resolution
The Audit Committee reviews and approves the Corporation's Code of Ethics applicable to the Board of Directors and all Corporation employees, including the Chief Executive Officer, Chief Financial Officer, Chief Accounting Officer or Controller, executive and senior financial officers, and other employees performing similar functions, and periodically assesses the adequacy of the Code of Ethics. The Committee has the sole authority to grant waivers under, or changes to the Code of Ethics for directors, executive officers and senior financial officers. The Committee establishes procedures for the receipt, retention and treatment of complaints regarding accounting, internal accounting controls and auditing matters and also for the confidential and anonymous submission by employees of related concerns, as required by the rules and regulations of the SEC.