The script sets My Finds and My Hides off by default on the Geocaching.com Map.
// ==UserScript==
// @name Geocaching.com - Maps: My Finds and My Hides off by default
// @namespace JonathanH
// @description The script sets My Finds and My Hides off by default on the Geocaching.com Map.
// @include http://geocaching.com/map/*
// @include http://www.geocaching.com/map/*
// @include https://geocaching.com/map/*
// @include https://www.geocaching.com/map/*
// @grant none
// @require https://ajax.googleapis.com/ajax/libs/jquery/1.3.2/jquery.min.js
// @version 2014.5.16
// ==/UserScript==
(function() {
window.addEventListener('load', function() {
$('#m_myCaches .ct_mf').click();
$('#m_myCaches .ct_mo').click();
}, false);
})();