1. A method to restrict editing in a tag-delimited, multi-formatted document comprising: parsing said multi-formatted document; identifying a plurality of tags responsive to said parsing; generating a revised document based on said multi-formatted document; inserting one or more restriction tags into said revised document delimiting non-editable content defined by one or more of said plurality of tags; restricting edit functions of a page editor editing said revised document, wherein said restricting is responsive to said page editor reading said one or more restriction tags; and stripping out said one or more restriction tags when said page editor writes said edited multi-formatted document for presentation.