We group cookies on our site into three categories according to how we use them and what choices you may have:</p> <ul> <li> <b>Required Cookies:</b> These cookies are necessary for basic features of this site to function, such as allowing images to load or allowing you to select your cookie preferences. Following are our uses of required cookies:<ul> <li>Authenticate and Sign You In: When you sign into one of our web sites, we store the time you sign in and a unique ID number in an encrypted cookie on your device.