WEB 2013 The First International Conference on Building and Exploring Web Based Environments ISBN: 978-1-61208-248-6 January 27 - February 1, 2013 Seville, Spain WEB 2013 Editors Jaime Lloret Mauri, Polytechnic University of Valencia, Spain Petre Dini, Concordia University, Canada / China Space Agency Center, China 1 / 123