24. The method of claim 14 wherein the first document is written in XML, and the second document is a style sheet.
14. A method performed by a computer comprising: referencing one or more multimedia objects through a first set of one or more elements in a first document; associating the first set of one or more elements in the first document to a second set of one or more elements in a second document that is separate from the first document, the associating comprising referencing at least a portion of the first set of one or more elements to one or more elements in the second set of one or more elements; arranging the second set of one or more elements of the second document to indicate timing for the multimedia objects referenced by the first set of one or more elements in the first document; receiving an input to initiate an event affecting an element in the first set of one or more elements of the first document; providing a proxy element in the second document that is configured to reference initiation of the event; and rendering the multimedia objects based on the arranging of the second set of one or more elements.