If you are a "private" person and don't want your profile picture or name to appear on your friend's feed next to ads you liked, then follow this steps.
TinEye is a great reverse image search online service, that can tell you where an image came from, find different sizes of the image and you can find out if someone is using your image without your permission.
Dreamweaver provides several tools in determining the behavior of individual elements on the page. In this lesson we will show you an interesting one, how to change an image above the link.