Patent ID: 8887041

Claim:
A mobile terminal comprising: a display; a wireless communication unit to communicate with an external server; a memory to store a first object oriented program that has a call function; and a controller configured to receive a webpage source of a webpage including a plurality of sections from the external server and to control a web browser for the received webpage source, wherein the controller is further configured to: control the web browser to configure a first document object model tree by using the received webpage source of the webpage, and display the plurality of sections according to the first document object model tree within the web browser on the display, in response to receiving a call from another terminal, control the web browser to configure a second document object model tree to have the call function, by using the received webpage source of the webpage and the stored first object oriented program, and control the web browser to generate a new section for the call function to be displayed together with the same plurality of sections within the web browser on the display according to the second document object model tree, wherein minimizing the web browser on the display causes both the plurality of sections and the new section for the call function to not be displayed on the display.