10. The system of claim 8 , wherein selectively enabling display of the received comment further comprises displaying at least one advertisement that is selected to be related to a subject of the identifiable target object.
8. A system comprising: a client device configured to display content and comments within a browser and receive and provide instructions over a network; and a network device configured to communicate with the client device over the network and further perform actions, including: receiving the content and a plurality of target object lists from a content author, wherein each target object list identifies a unique subset of content as target objects within the received content and each unique subset differs by at least one target object; receiving a request from the client device for the received content; determining whether a user at the client device is validated by an online social network as having a relationship status with the content author; associating at least one of the plurality of target object lists with the validated user of the client device based in part on the subject matter of the target objects, wherein the associating of the at least one target object list with the validated user of the client device is based on a social network relationship definable by the content author and identified with the client device, and wherein the associating of the at least one target object list with the validated user of the client device is performed by a third party; configuring the target objects in each associated target object list within the received content as available for associating comments; transmitting the received content to the client device over the network, wherein the configured target objects are identifiable within the received content; receiving a comment about one of the identifiable target objects within the received content; in response to detecting a selection of the identifiable target object at the client device, selectively enabling display of the received comment at the client device; receiving another input from the client device; and providing an expanded view of the comment with at least one other comment, and information about users having entered the comments.