It should be also be kept in mind, however, that the space available on the screen is limited, and that full-text information filling the screen can be as hard to decipher as the same text in condensed but less voluminous form. The excessive use of full-text presentation may also cause the text to exceed all bounds, so that only part of the section of text that, at a given moments, id of direct relevance to the user can be shown, the rest being outside the screen(Bjarnadottir2001:8-11)