The invention relates to an electrophotographic photoreceptor in which protrusions from the surface of the photoreceptor are partly or completely covered by a resin. A web page received by a web browser application executing on a user computing device includes markup or scripting code that instructs the browser to collect performance measures during the rendering of the content of the web page. Transport examples include named pipes, Transmission Control Protocol, HyperText Transfer Protocol, Simple Mail Transfer Protocol, etc.