Using DOM mutation events

"Cancelable" means you can prevent the modification from happening by calling the preventDefault() method. "Bubbles" is a bit harder to explain. Mention stopPropagation().

event	cancelable	bubbles
DOMNodeInsertedIntoDocument	no	no
DOMNodeRemovedFromDocument	no	no
XopusAfterNodeCreated	no	no
XopusNodeInsertedIntoDocument	no	no
XopusNodeRemovedFromDocument	no	no
DOMAttrModified	no	yes
DOMCharacterDataModified	no	yes
DOMNodeInserted	no	yes
DOMNodeRemoved	no	yes
DOMSubtreeModified	no	yes
XopusAfterAttrInserted	no	yes
XopusAfterAttrModified	no	yes
XopusAfterAttrRemoved	no	yes
XopusAfterAttrSpecifiedChangedEvent	no	yes
XopusAfterChildInserted	no	yes
XopusAfterChildRemoved	no	yes
XopusAfterNodeMerged	no	yes
XopusAfterNodeMoved	no	yes
XopusAfterNodeSplit	no	yes
XopusAfterNodeValueModified	no	yes
XopusAfterDocumentStructureModified	no	no
XopusAfterSubtreeModified	no	yes
XopusBeforeAttrInserted	yes	yes
XopusBeforeAttrModified	yes	yes
XopusBeforeAttrRemoved	yes	yes
XopusBeforeChildInserted	yes	yes
XopusBeforeChildRemoved	yes	yes
XopusBeforeNodeMerged	yes	yes
XopusBeforeNodeMoved	yes	yes
XopusBeforeNodeSplit	yes	yes
XopusBeforeNodeValueModified	Case 193953	Case 193953
XopusBeforeSubtreeModified	yes	yes
XopusBeforeNodeCreated	yes	no