GM Script for CTRL+SEND

user.js

// ==UserScript==
// @name         CTRL+SEND
// @namespace    http://tampermonkey.net/
// @version      1.0
// @description  try to take over the world!
// @author       pke
// @match        http*://*/*
// @exclude      https://twitter.com/*
// @exclude      https://mail.google.com/*
// @grant        none
// ==/UserScript==

(function() {
    'use strict';

    if (document.forms.length === 0) {
        return;
    }

    document.addEventListener("keypress", function(event) {
        if (event.keyCode === 10 && event.ctrlKey) {
            // Search back the form
            var form = event.target;
            while (form && form.tagName !== "FORM") {
                form = form.parentElement;
            }
            //console.debug("Found form", form);
            if (form) {
                var submit = form.querySelector("input[type=submit]");
                //console.debug("Found submit", submit);
                if (submit) {
                    submit.click();
                }
            }
        }
    });
})();