やっつけ

// ==UserScript==
// @name        Jump to haiku user page on clicking star
// @namespace   http://lowreal.net/
// @include     http://h.hatena.ne.jp/*
// ==/UserScript==

location.href = "javascript:"+encodeURIComponent(uneval(function () {
	Hatena.Star.User.prototype.userPage = function () {
		return "/" + this.name + "/";
	};
}))+"()";