function Storage() {}

Storage.prototype.key = function(index) {};

Storage.prototype.getItem = function(key) {};

Storage.prototype.setItem = function(key, data) {};

Storage.prototype.removeItem = function(key) {};

Storage.prototype.clear = function() {};

function WindowSessionStorage() {}

function WindowLocalStorage() {}

function StorageEvent() {}

StorageEvent.prototype.initStorageEvent = function(typeArg, canBubbleArg,

cancelableArg, keyArg,

oldValueArg, newValueArg,

urlArg, storageAreaArg) {};