PAGE=$(validate "${PAGE:-${_GET[page]}}" '[a-zA-Z0-9_-]+' '')
ACTION=$(validate "${ACTION:-${_GET[action]}}" '[a-zA-Z0-9_-]+' '')
PAGE=$(validate "${PAGE:-${_GET[page]}}" '[a-zA-Z0-9_-]+' '')
ACTION=$(validate "${ACTION:-${_GET[action]}}" '[a-zA-Z0-9_-]+' '')