1. A computer-implemented method for initiating instant messaging within a social networking website, the method comprising: providing, using one or more computing devices, for display of a post within the social networking website, the post being associated with a first user and a second user; providing, using the one or more computing devices, for display of a graphical component within the social networking website, wherein the graphical component provides an interface for requesting communication related to the post by instant messaging; receiving, using the one or more computing devices and via the graphical component, a request for communication related to the post by instant messaging; providing, using the one or more computing devices and in response to the received request, for display of a separate window or a separate menu for allowing for selection of users for the communication related to the post by instant messaging; receiving, using the one or more computing devices and via the separate window or separate menu, a selection of users for the communication related to the post by instant messaging; and initiating, using the one or more computing devices and in response to the received selection, instant messaging between the first user and the selected users in response to the received request for communication related to the post.
6. The method of claim 1 , wherein the method further comprises: receiving, using the one or more computing devices, a comment on the post from a third user; and wherein initiating instant messaging comprises initiating the instant messaging among the first user, the selected users, and the third user.