It's Not Important

At least part of the world will became a bit less important now.

K instalaci tototo skriptu si budete muset nainstalovat rozšíření jako Tampermonkey, Greasemonkey nebo Violentmonkey.

K instalaci tohoto skriptu si budete muset nainstalovat rozšíření jako Tampermonkey nebo Violentmonkey.

K instalaci tohoto skriptu si budete muset nainstalovat rozšíření jako Tampermonkey nebo Violentmonkey.

K instalaci tohoto skriptu si budete muset nainstalovat rozšíření jako Tampermonkey nebo Userscripts.

You will need to install an extension such as Tampermonkey to install this script.

K instalaci tohoto skriptu si budete muset nainstalovat manažer uživatelských skriptů.

(Už mám manažer uživatelských skriptů, nechte mě ho nainstalovat!)

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

(Už mám manažer uživatelských stylů, nechte mě ho nainstalovat!)

// ==UserScript==
// @name         It's Not Important
// @namespace    lainscripts_it_is_not_important
// @version      1.5
// @description  At least part of the world will became a bit less important now.
// @author       lainverse
// @match        *://*/*
// @grant        none
// @run-at       document-start
// ==/UserScript==
/* jshint esnext: true */

(function(){
    'use strict';

    var imptt = /((display|(margin|padding)(-top|-bottom)?)\s*:[^;!]*)!\s*important/ig,
        rplsf = function(str,grp){return grp;};

    function unimportanter(el, si) {
        if (!imptt.test(si) || el.style.display == 'none')
            return 0; // get out if we have nothing to do here
        if (el.nodeName === 'IFRAME' && el.src &&
            el.src.slice(0,17) === 'chrome-extension:')
            return 0; // Web of Trust uses this method to add their frame
        var so = si.replace(imptt, rplsf), ret = 0;
        if (si != so) {
            ret = 1;
            el.setAttribute('style', so);
        }
        return ret;
    }

    function logger(c) {
        if (c) console.log('Some page elements became a bit less important.');
    }

    function checkTarget(m, c) {
        var si = m.getAttribute ? m.getAttribute('style') : null;
        if (si && si.indexOf('!') > -1)
            c+=unimportanter(m, si);
        return c;
    }

    function checkNodes(m, c) {
        var i = m.length;
        while(i--)
            c = checkTarget(m[i], c);
        return c;
    }

    var observer = new MutationObserver(function(mutations) {
        setTimeout(function(m) {
            var i = m.length, c = 0;
            while(i--) {
                if (m[i].target)
                    c = checkTarget(m[i].target, c);
                if (m[i].addedNodes.length)
                    c = checkNodes(m[i].addedNodes, c);
            }
            logger(c);
        },0,mutations);
    });

    observer.observe(document, { childList : true, attributes : true, attributeFilter : ['style'], subtree : true });

    window.addEventListener ("load", function(){
        var c = 0, imp = document.querySelectorAll('[style*="!"]'), i = imp.length;
        while(i--) {
            c+= checkTarget(imp[i], c);
        }
        logger(c);
    }, false);
})();