Content display manager

Hi, here are the requirements of my project. It has 2 parts, the second part is added on the firs one Part 1. 1. Should block all images (all [login to view URL] ...) from displaying on all browsers 2. Should have toolbar on browser with 3 buttons and their function should be 1. To display small images [login to view URL] all images on page [login to view URL] all images current site. 3. Should be able to disable the program on current browsing session, means no image blocking should Accor Part 2. Is for an employer to control workers browsing activity The Buyer (Admin) should have options to choose which category he will not allow the user to use function on toolbar (ex. News, Videos, blogs, chat room etc.). If admins blocks a certain category then he will not be able to see images. Admin should also be able to choose the categories he will not allow user to access those websites at all. Also when installing the program the buyer/admin should choose a password to be used to access the admin module (on witch the above function would be) and for disabling the program on current browsing session and for uninstalling The program should expire after one year .and should have security from being copied without being bought.