Use the ASP to implement the directory tree database structure of the website (two tables in total) 1. TBLCATEGORY field name Type Root Binary Description Tree Corpher or Open (Roots of Directory) ID Auto Number Keyword Sort Integer Recognizes the integer of this field content (if root is open state sort is 0) Represents the order of the displayed directory Name Text (255) You can include an identifier HREF TEXT (255) in HTML to allow empty 2. TBLPAGESID Auto No. Sort Integer Keyword Name Text (255) HREF TEXT (255)