The HTML/XML tree synchronization module synchronizes a document with a view or multiple views, after a change has been made to the document. First, the tree synchronization module receives a document change from an application program. An update processor converts the tree data of the document to a...http://www.google.com/patents/US20030028561?utm_source=gb-gplus-sharePatent US20030028561 - HTML/XML TREE SYNCHRONIZATION
