Date Added: Nov 2011
World Wide Web is a global village and rich source of information. Day by day number of web sites and its users are increasing rapidly. Information extracted from WWW may sometimes do not turn up to desired expectations of the user. A refined approach, referred as Web Mining, which is an area of Data Mining dealing with the extraction of interesting knowledge from the World Wide Web, can provide better result. While surfing the web sites, users' interactions with web sites are recorded in web log file. These Web Logs are abundant source of information. Such logs when mined properly can provide useful information for decision making.