Objectリテラルを定義リスト、配列をリストに再帰的に変換する関数。

gistfile1.js

function parseObject(obj) {
  var _d = document, create = function(element) {return _d.createElement(element)}
  switch(obj.constructor) {
    case Array:
      var list = create('ul');
      break
    case Object:
      var list = create('dl');
      break
    default:
      return _d.createTextNode(obj)
  }
  switch(list.tagName) {
    case 'UL':
      for(var i in obj) {
        if(obj[i] instanceof Object)
          list.appendChild(create('li')).appendChild(arguments.callee(obj[i]))
        else
          list.appendChild(create('li')).innerHTML = obj[i];
      }
      break
    case 'DL':
      for(var i in obj) {
        list.appendChild(create('dt')).innerHTML = i;
        if(obj[i] instanceof Object)
          list.appendChild(create('dd')).appendChild(arguments.callee(obj[i]));
        else
          list.appendChild(create('dd')).innerHTML =obj[i]
      }
      break
  }
  return list
}