1. A method comprising: presenting an electronic document data file including dynamic content and organized according to a page descriptive format, the dynamic content comprising a media content that changes state over time, wherein the media content comprises scripted content, the page descriptive format being a device-independent and display resolution-independent fixed-layout document format; adding a comment to the media content, the comment being directed to a state of the media content selected from a plurality of states of the media content, wherein the selected state comprises user-customized content elements; adding opaque state information to the electronic document data file such that the comment and the selected state of the media content to which the comment is directed can be rendered from the electronic document data file using the opaque state information, the opaque state information referencing the selected state of the media content associated with the comment and including frame information associated with the media content; subsequent to adding the opaque state information to the electronic document data file, receiving an indication to access the comment; in response to receiving the indication to access the comment, rendering the comment and the selected state of the media content to which the comment is directed based on the opaque state information.
1. A method comprising: presenting an electronic document data file including dynamic content and organized according to a page descriptive format, the dynamic content comprising a media content that changes state over time, wherein the media content comprises scripted content, the page descriptive format being a device-independent and display resolution-independent fixed-layout document format; adding a comment to the media content, the comment being directed to a state of the media content selected from a plurality of states of the media content, wherein the selected state comprises user-customized content elements; adding opaque state information to the electronic document data file such that the comment and the selected state of the media content to which the comment is directed can be rendered from the electronic document data file using the opaque state information, the opaque state information referencing the selected state of the media content associated with the comment and including frame information associated with the media content; subsequent to adding the opaque state information to the electronic document data file, receiving an indication to access the comment; in response to receiving the indication to access the comment, rendering the comment and the selected state of the media content to which the comment is directed based on the opaque state information. 6. The method of claim 1 , further comprising: sending at least a portion of the opaque state information to a rendering program associated with the dynamic content; and rendering the dynamic content in the selected state to which the comment is directed.