21. The method of claim 1 , wherein the management system identifies only one item of interactive broadcast data that matches the user entered-text string, and wherein full text descriptions corresponding to the interactive broadcast data are displayed at the management system.
22. The method of claim 21 , wherein a plurality of user entered-text strings are input into the management system, and wherein the management system identifies a plurality of items of interactive broadcast data that match the user entered-text string, and wherein all of the full text descriptions corresponding to each of the matching interactive broadcast data are simultaneously displayed at the management system.