6. The method of claim 5 , further comprising, when the first computer system determines to process the first electronic document: creating, by the first computer system, a context for the first electronic document and the client computing device, wherein the context includes a structure of the first electronic document and one or more settings associated with a user of the client computing device; and wherein the one or more interpreted language elements of the first electronic document are executed or interpreted by applying the created context.
7. The method of claim 6 , wherein: the structure of the first electronic document includes a document object model (DOM) tree for the first electronic document; and the one or more settings include information that has been previously provided as input by the user in association with the first electronic document.