For the same purposes, we use ""cookies""---that is, small text files placed on your computer's hard drive---to help us determine the type of content and sites to which you link, the length of time you spend at any particular area or feature of the Services, and your usage of the Services. Cookies also tell us which advertising you have seen on the Services. At certain times, we may use outside advertising companies to display advertisements on the Web site that may contain cookies (""banner ads""). These banner ads collect information stored by the advertising company and we do not have access to this information. 