Coordinated internet web site and web browser using a CD-ROM

A system for controlling retrieval of data specified in an Internet web site having a server end, a user site, and means for carrying data coupled between the server end and the user site, comprising:

• a local storage medium coupled to the user site containing a plurality of data configured to be specified by the Internet web site;
• means at the user site for providing information to the server and regarding an identified user, indicating that the user site has the local storage medium, and for interfacing with the server and to form a request for some or all of the plurality of data;
• means at the server end for ascertaining whether the identified user is authorized to access the requested data;
• means at the server end for providing information from the Internet web site in response to the request which specifies which of the plurality of data is to be retrieved in response to the request, if the user is authorized to access the data;
• means at the user site for accessing the local storage medium for retrieving the requested data.

A method of controlling retrieval by a user system having a local storage medium containing a plurality of data specified in an Internet web site, comprising:

• identifying the user when the user accesses the web site;
• determining that the user system has the local storage medium;
• receiving a request for some of all of the plurality of data;
• ascertaining whether the user is authorized to access the requested data;
• and
• providing information from the Internet web site which specifies which of the plurality of data is to be retrieved, the user is authorized to access the data.