1. Management functions (add, modify, delete, review information). 2. Administrator (modify user name and password). 3. Settings (webpage name, webpage return address, webpage keywords, webpage introduction). 4. The entire program consists of two files and one database (two files can be merged into one file). 5. The codes are all commented to facilitate user modification. 6. The administrator password is encrypted using md5. Username:ztren Password: 123456
