INTERNATIONAL JOURNAL OF HUMANCOMPUTER INTERACTION, 22(3), 247269 Copyright © 2007, Lawrence Erlbaum Associates, Inc. What Frustrates inter Reader Users on the Web: A Study of deoxycytidine monophosphate Blind Users Jonathan Lazar Aaron Allen Jason Kleinman Chris Malarkey Department of Computer and Information Sciences, Towson University In previous research, the computer frustrations of student and workplace users have been documented. However, the ch every(prenominal)enges bide by blind users on the Web have non been previously examined. In this national, 100 blind users, using metre diaries, record their frustrations using the Web. The top causes of frustration account were (a) rapscallion layout do confusing pervade reader feedback; (b) conflict in the middle of screen reader and application; (c) poorly designed/ untagged forms; (d) no alt text for pictures; and (e) 3-way tie between subvert links, inaccessible PDF, and a screen reader crash. Most of t he causes of frustration, much(prenominal) as inappropriate form and graphic labels and confusing varlet layout, be relatively simple to solve if Webmasters and Web designers reduce on this effort. In addition, the more technically challenging frustrations, such as screen reader crashes and conflicts, need to be communicate by the screen reader developers.
Blind users in this study were potential to repeatedly attempt to solve a frustration, non give up, and non reboot the computer. In this study, the blind users reported losing, on average, 30.4% of succession due to these frustrating situations. Implication s for Web developers, screen reader develope! rs, and screen reader users are discussed in this article. We admit Dr. Betsy Zaborowski, Brad Hodges, and Chris Danielsen, all from the National Federation of the Blind, for their assistance in participant recruitment and data collection. We also thank Jessica Lawrence, who was touch on in early stages of participant recruitment, and Jared Smulison and Ellen Libao, who ensured that participants got paid for their...
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