1. A method comprising: in response to the detection of an event initiated in connection with a first structured document rendered by a first client application executing on a host, the event related to a target structured document: receiving, by executable code segment embedded in with the first structured document and executing within the context of the first client application, a first request for resources, related to the target structured document, generated by the first client application; formulating and transmitting, by the executable code segment, a second request related to the target structured document to a remote server; accessing, by the executable code segment, one or more resources related to the target structured document; and rendering, by the executable code segment, content rendered by the first client application based at least in part on the one or more accessed resources.