Bookmarklet to uncripple Kindle Cloud Reader

gistfile1.js

javascript:(function(){
    var importJs=function(jsUrl){
        var s=document.createElement("script");
        s.setAttribute("src",jsUrl);
        document.body.appendChild(s);
    };
    importJs("http://jqueryjs.googlecode.com/files/jquery-1.3.2.min.js");
})();
$('iframe').contents().find('iframe').each(function() {
    this.contentWindow.onclick = null;
    var body = $(this).contents().find('body');
    body.css('-webkit-user-select', 'auto');
    body[0].oncontextmenu = body[0].onselectstart = null;
});         
 

this breaks library navigation among other things, if you look at the dev console.