Web service providing system and method for providing web service to digital broadcasting receiving terminal

A web service supply system for supplying a web service to a digital broadcasting receiving terminal and a web service supply method are provided to enable a user to watch digital broadcasting contents related to the currently serviced web page even though the user does not directly set a channel through a digital broadcasting-only interface, thus the user can more easily and simply watch the contents. A web server(100) receives program guide information from a digital broadcasting station(104), searches web pages associated with digital broadcasting contents included in the information, generates link information including broadcasting information of the contents, and broadcasts the web pages by inserting the link information into the pages. A digital broadcasting receiving terminal(102) displays the web pages including the link information if the link information exists in the received web pages, and receives and reproduces digital broadcasting contents in accordance with broadcasting information of the digital broadcasting contents corresponding to the link information from the broadcasting station by starting a digital broadcasting service, if the user selects the link information.