Editorial Board Prof.David Wray, University of Warwick, United Kingdom Prof.Robert G. Harrington, University of Kansas, U.S. Prof.Timothy Teo, University of Auckland, New Zealand Prof.Roger Michael Bartlett, University of Otago, New Zealand Prof.Roger Openshaw, Massey University, New Zealand Prof.John Poggio, University of Kansas, U.S. Prof.Don D. Deshler, University of Kansas, U.S. Prof.Aubrey Carol, University of Warwick, United Kingdom Prof.Vijay Varadharajan, Macquarie University, Australia Prof.Raja Sooriamurthi, Carngegie Mellon University, U.S. Prof.Muhammad Athar Hussain, University of the Punjab, Lahore, Pakistan Prof.Ezendu Ariwa,London Metropolitan University,United Kingdom Editorial Assistant Crystal Liu, World Academic Publishing E-mail: