1. An image forming apparatus including an operating panel capable of providing a screen display and a Web browser, the image forming apparatus comprising: a storage portion configured to store predetermined text that is data to be entered into a text entry box of a Web page; a text entry limiting portion configured to, when the Web page displayed on the operating panel by the Web browser contains the text entry box, limit text to be entered into the text entry box to the predetermined text stored in the storage portion; a display processing portion configured to, when the text entry limiting portion limits text to be entered, display a screen on the operating panel, the screen being used for a user to designate the predetermined text as text to be entered into the text entry box; and an operation processing portion configured to inform the Web browser of the predetermined text designated by the user.