// ==UserScript==
// @name        SuMo Top Menu Hover Remover
// @description On the Mozilla Support site, change the top menus to show on click rather than mouseover, subdue the background colors
// @author      Jefferson "jscher2000" Scher
// @namespace   JeffersonScher
// @copyright   Copyright 2016 Jefferson Scher (5/5/2016)
// @license     BSD 3-clause
// @include     https://support.mozilla.org/*
// @version     0.5
// @grant       none
// ==/UserScript==
// Modify CSS hover menus to open and close with a click
var menupads = document.querySelectorAll('#aux-nav > ul > li');
for (var i=0; i<menupads.length; i++){
var droplist = menupads[i].querySelector('ul');
if (droplist) { // remove href and attach toggle function
var link = menupads[i].querySelector("a");
link.href = "javascript:void(0);";
link.addEventListener("click", updateMenus, false);
link.title = "Open menu";
}
}
// Style changes
/* Override this hover rule that shows the drop menu
#aux-nav > ul > li:hover > ul {
display: block;
}
*/
var r = "#aux-nav > ul > li:hover > ul {display:none;} ";
/* Make the background colors less jarring
#aux-nav > ul > li:hover {
background: #fff;
}
#aux-nav > ul > li > a:hover {
background-color: #fff;
#aux-nav > ul > li > ul {
background: #fff;
}
*/
r += "#aux-nav > ul > li:hover, #aux-nav > ul > li > a.menuopen, #aux-nav > ul > li > ul {background-color:#d2e9fc !important;} #aux-nav > ul > li > a:hover {background-color:transparent !important;}";
var s = document.createElement("style");
s.type = "text/css";
s.appendChild(document.createTextNode(r));
document.body.appendChild(s);
function updateMenus(evt){
// Event is on a link element
var ael = evt.target;
var opened = toggleSiblingList(ael);
if (opened){ // close other open lists, if any
var nowopen = document.getElementsByClassName('menuopen');
if (nowopen.length > 1) {
for (var i=0; i<nowopen.length; i++) {
if (nowopen[i] != ael) toggleSiblingList(nowopen[i]);
}
}
}
return false;
}
function toggleSiblingList(ael){
var siblist = ael.nextElementSibling;
if (siblist){
if (siblist.style.display != "block"){
siblist.style.display = "block";
if (ael.className) ael.className += " menuopen";
else ael.className = " menuopen";
ael.title = "Close menu";
return true;
} else {
siblist.style.display = "none";
if (ael.className) ael.className = ael.className.replace(" menuopen", "");
ael.title = "Open menu";
return false;
}
} else {
return false;
}
}