A method for browsing a web page on a screen of an external apparatus through a portable apparatus operated by the user, the portable apparatus comprising a touch screen, the method comprising: receiving, by the portable apparatus, a part of a web page comprising a link area included in the web page displayed on the screen of the external apparatus from the external apparatus; when the portable apparatus is in a first mode, displaying the part of the webpage on the touch screen of the portable apparatus; in response to a first gesture of a user on the touch screen of the portable apparatus, magnifying, by the portable apparatus, the part of the webpage displayed on the touch screen of the portable apparatus and transmitting, by the portable apparatus, information for magnifying the webpage displayed on the screen of the external apparatus to the external apparatus; and in response to a second gesture of the user on the link area included in the magnified part of the webpage displayed on the touch screen of the portable apparatus, transmitting, by the portable apparatus, information regarding another web page related to the link area, to the external apparatus, wherein a size of the touch screen of the portable apparatus is smaller than a size of the screen of the external apparatus, wherein the part of the webpage on the touch screen and the webpage on the screen of the external apparatus are displayed, based on the external apparatus and the portable apparatus being synchronized to each other, and wherein the portable apparatus further provides a second mode for browsing the web page displayed on the screen of the external apparatus without displaying any information on the touch screen of the portable apparatus. receiving, by the portable apparatus, a part of a web page comprising a link area included in the web page displayed on the screen of the external apparatus from the external apparatus; when the portable apparatus is in a first mode, displaying the part of the webpage on the touch screen of the portable apparatus; in response to a first gesture of a user on the touch screen of the portable apparatus, magnifying, by the portable apparatus, the part of the webpage displayed on the touch screen of the portable apparatus and transmitting, by the portable apparatus, information for magnifying the webpage displayed on the screen of the external apparatus to the external apparatus; and in response to a second gesture of the user on the link area included in the magnified part of the webpage displayed on the touch screen of the portable apparatus, transmitting, by the portable apparatus, information regarding another web page related to the link area, to the external apparatus, wherein a size of the touch screen of the portable apparatus is smaller than a size of the screen of the external apparatus, wherein the part of the webpage on the touch screen and the webpage on the screen of the external apparatus are displayed, based on the external apparatus and the portable apparatus being synchronized to each other, and wherein the portable apparatus further provides a second mode for browsing the web page displayed on the screen of the external apparatus without displaying any information on the touch screen of the portable apparatus.