online loyalty is composed of both the behavior and the attitude of the Web surfer towards the website. In fact, behavior on the Internet is much less stable over time, unlike behavior in the real market. The customer has more alternatives and more information, and the cost of change is relatively low. So behavioral loyalty on the Internet, expressed by the frequency of visits or the average length of visits, is not sufficient to measure the full spectrum of online loyalty (Boulaire & Mathieu, 2000). Just like loyalty in a traditional context, attitudinal loyalty is essential for measuring online loyalty because attitudinal loyalty allows us to distinguish consumer loyalty from other forms of purchase, such as inertia (habitual purchase and convenience) and to determine the intentional character of the behavior.