Reddit - Click score to hide post

// ==UserScript==
// @name           Reddit - Click score to hide post
// @namespace      gavin19
// @description    Clicking in between the up/down arrows hides the post.
// @match          http://*.reddit.com/*
// @include        http://*.reddit.com/*
// @version    1.02
// ==/UserScript==

var hidePost = {

    addScoreListeners: function(ele) {
        var clickEvent = document.createEvent("MouseEvents");
        clickEvent.initEvent("click", false, true);
        for (var i = 0, lens = ele.length; i < lens; i += 1) {
            ele[i].addEventListener('mouseover', function() {
                this.setAttribute('style', 'cursor:crosshair');
            });
        }
        for (var x = 0, lenx = ele.length; x < lenx; x += 1) {
            ele[x].addEventListener('click', function() {
                this.parentNode.parentNode.querySelector('.hide-button a').dispatchEvent(clickEvent);
            });
        }
    },
    init: function() {
        var ele, loc = window.location.href;
        if (!(loc.match(/\/comments\//i) || loc.match(/\/user\//i))) {
            ele = document.querySelectorAll('.midcol .score');
            this.addScoreListeners(ele);
            document.body.addEventListener('DOMNodeInserted', function(event) {
                if ((event.target.tagName == 'DIV') && (event.target.getAttribute('id') && event.target.getAttribute('id').indexOf('siteTable') != -1)) {
                    ele = event.target.querySelectorAll('.midcol .score');
                    hidePost.addScoreListeners(ele);
                }
            }, true);
        }
    }
};
if (document.body) setTimeout(function() {
    hidePost.init();
}, 3000);
else window.addEventListener("load", function() {
    hidePost.init();
}, false);