// storage.jsm
// �g�����F
// Components.utils.import("file://.../Storage.jsm");
// Storage.set('temp_data', 'foobar');

var EXPORTED_SYMBOLS = ['Storage'];

var Storage = {
  _storage : {},

  set : function(aKey, aValue) {
    this._storage[aKey] = aValue;
  },
  get : function(aKey, aDefaultValue) {
    return this.has(aKey) ?
    this._storage[aKey] : aDefaultValue ;
  },
  has : function(aKey) {
    return aKey in this._storage;
  }
};