A system for providing content on a user's computer, obtained from a plurality of resources in an organized arrangement, includes a server configured to provide a show structure of nodes, each node identifying a resource from a plurality of accessible resources, at least some of which are network accessible resources. The server is further configured to cause content corresponding to a plurality of the nodes to be automatically accessed and presented to the user in accordance with the show structure without requiring user input, where the show structure further comprises interactively variable duration information for the plurality of nodes representing the duration that the content corresponding to each of the nodes is presented, where the interactively variable duration information is provided so as to enable a user to vary the duration.