An object is to implement automatic selection of an optimal combination of a communication network with a web browser according to a connection environment, thereby improving user's convenience during browsing a website. A cell phone achieving this object is composed of a first browser for browsing web data described in cHTML; a second browser for browsing web data described in HTML; a radio information collector for acquiring radio intensity information about a base station device and an access point; a communication network selector for selecting a communication network, based on the radio intensity information; a data transmitter-receiver for receiving web data from a WWW server via the selected communication network; a browser selector for determining a description language of the web data and thereby selecting either of the first browser and the second browser; and a data output controller for outputting the web data to the selected browser.