​   Prof. Dr. Ahmad T. Al-Taani     Department of Computer Science Faculty of Information Technology and Computer Science Yarmouk University Postcode 21163 IRBID, JORDAN Phone +962 - (0)2-7211111 ext. 2665 E-mail: ahmadta@yu.edu.jo   URL: http://yu.academia.edu/AltaaniA/ false,false,1