说明：  With the explosive growth of information sources available on the WW, it has become an important tool for users in order to find, extract, filter and uate the desired information and resources. The main purpose of this paper is to study the customer s behavior using the Web mining techniques and its application in e-commerce to mine customer behavior. The concept of Web mining describing the process of Web data mining in detail: source data collection, data pre­ processing, pattern discovery, pattern analysis and cluster analysis. With the advanced information technologies, server are now able to collect and store mountains of data, describing their numerous contributions and different customer profiles, which they seek to derive information about their customer s requirements.