Patent ID: 7409382

Claim:
An information processing system comprising; a storage unit storing information; and a control unit comprising: a locating information identifying unit searching information specifying a data store destination storing locating information for locating where data exists and, in response to the searching, identifying locating information in the data store destination; a searching unit searching said identified locating information in said data store destination; an extracting unit extracting a file identifier indicating one of a plurality of categories of data in a data file containing the data located by said locating information; a judging unit judging whether the data located by the locating information comes under a predetermined category based on said file identifier indicating one of a plurality of categories of data in said data file containing the data; a storage unit storing the locating information to collect pieces of locating information for locating where the data exist when the data is judged to come under the predetermined category; a sequence determining unit determining a sequence of reproducing a content data searched based on predetermined parameters set by a user and a reproduction time of the content data; a reproduction control unit controlling a reproduction of the content data in accordance with the reproducing sequence; and an output interface connectable to an output unit, wherein the reproduction of the content data is outputted to the output unit connected to the output interface.