// ==UserScript==
// @name         Pop Facebook Hash Tags
// @namespace    http://www.emsquared-inc.com/
// @version      1.5.3 beta
// @description  Makes hashtag links open in a new window or tab
// @author       Eric Mintz
// @oujs:author  emsquared-inc
// @license      GNU GPL v3.0; https://github.com/emsquared-inc/PopFacebookHashTags/blob/gh-pages/LICENSE
// @homepageURL  http://www.emsquared-inc.com
// @supportURL   https://github.com/emsquared-inc/PopFacebookHashTags
// @match        https://www.facebook.com/*
// @match        https://www.facebook.com
// @grant        none
// @downloadURL none
// ==/UserScript==

(function() {

    // Manage handlers
    addEventListeners = function() {
        document.addEventListener ('load',fixFacebookLinks, false );
        document.addEventListener ('DOMNodeInserted',fixFacebookLinks, false);
    };
    removeEventListeners = function() {
        document.removeEventListener('load',fixFacebookLinks);
        document.removeEventListener('DOMNodeInserted',fixFacebookLinks);
    };

    // Modify hashtag links
    var fixFacebookLinks = function() {

        // remove handlers to prevent recursion
        removeEventListeners();

        // find hashtag links
        var allLinks = document.getElementsByTagName('a');
        for (var i = 0; i < allLinks.length; i++) {
            if (allLinks[i].href.contains('/hashtag/')) {

                // make the linke pop open a new brower window/tab
                allLinks[i].setAttribute('target','_blank');
            }
        }

        // restore the handlers
        setTimout(function() {addEventListeners();},3000);
    };

    // Add listeners
    addEventListeners();
})();