myopera_stop_autosave.js

// ==UserScript==
// @name myopera - stop autosave.
// @include http://my.opera.com/*/blog/*
// ==/UserScript==
(function(){
    var targets = [
        'http://static.myopera.com/community/js/site/blog/autosave-min.js'
    ];
    window.opera.addEventListener('BeforeExternalScript', function(e) {
        var src = e.element.src;
        for (var i = 0, len = targets.length; i < len; i++) {
            if (src == targets[i]) {
                opera.postError('prevent external script: src[' + src + ']');
                e.preventDefault();
                break;
            }
        }
    },false);
})();