Disclosed herein are a system, computer-readable medium, and method for enforcing network policies. The supporter includes a base and a plurality of lateral walls. The method further includes mapping a location for each of the one or more instances of the modified element within a respective webpage of the determined one or more webpages. An action of the first video-player to be executed is selected by the game player via the game player input means and the game controller selects an action to be performed by another video player.