Sometimes these scripts will also bring additional functionality to the site, such as enabling content to be shared via social networks. For example, if you visit a site that has a YouTube video in one of its pages. This has been included by the website owner, using a piece of code provided by YouTube. YouTube will then be able to set cookies through this code, and know that you have watched that video, or even just visited the page the video is in. Online advertising is the most common use of third party cookies. rockstud oulet We know our customers better than anyone else. We will be there whenever and wherever they need us, offering great products and services at fair prices. Our colleagues make the difference, our values make us different. You can find out more about each of these by clicking on the relevant section of our business strategy. For our future success we need to understand what our customers want. ,Valentino Lace Pumps Rose Replica Valentino Bow Detail Slingback white Replica cheap valentinos rockstud oulet The expiry date will normally be saved as the time the cookie was first created plus a number of seconds, determined by the programmer who wrote the code for the cookie. However, there is no real limit on the expiry date so it could be set to be 20 years in the future. In addition, if you revisit the website that served up the cookie, it may automatically place an updated version on your computer with a revised future expiry date. If you login into a website, then shut down your computer, start it up again, and go back to the website to find you are still logged in then it is using a persistent cookie to remember you. Persistent cookies are also used to track visitor behaviour as you move around a site, and this data is used to try and understand what people do and don't like about a site so it can be improved.