The growing popularity of the Internet has taken many organisations by surprise. Established mechanisms such as fax technology, electronic data interchange (EDI), electronic messaging, and file transfers over private networks have dominated electronic commerce until now. The advantages of the Internet are changing that technological landscape very rapidly. Those advantages include: a) Worldwide connectivity. b) Hardware and software independence provided by ubiquitous Web browsers. c) User friendliness. d)Interactive nature of Web-aware technologies. e) Affordable technology.