DOMの履歴

■プロパティ
attributes
childNodes
firstChild
lastChild
localName
name
namespaceURI
nextSibling
nodeName
nodeType
nodeValue
ownerDocument
parentNode
prefix
previousSibling
tagName
textContent

■メソッド
appendChild
cloneNode
createAttribute
createElement
createTextNode
getAttribute
getAttributeNS
getAttributeNode
getAttributeNodeNS
getElementById
getElementsByTagName
hasAttribute
hasAttributeNS
hasAttributes
hasChildNodes
insertBefore
item
normalize
removeAttribute
removeAttributeNS
removeAttributeNode
removeChild
replaceChild
setAttribute
setAttributeNS
setAttributeNode
setAttributeNodeNS

イベント
addEventListener
removeEventListener
dispatchEvent

JavaScript DOM リファレンス
http://www.openspc2.org/JavaScript/JavaScript_DOM/