Simple site to display/edit data from table

Generally the purpose of the site is to display three types of data that are contained in tables, allow users to search for properties, edit the table data. All data must be password protected. Two types of users. Admin who can create and delete users and assign permission to particular data types. Users who can view/edit data according to their permissions. Site to be coded to it is relatively easy to add new data types to the structure. The site will be visually simple. It is required for internal user only. Pull the logo off of the [login to view URL] site. Coded in PHP. Hosted on godaddy server.