// ==UserScript==
// @name 回到顶部、前往底部
// @namespace http://tampermonkey.net/
// @version 1.2
// @description 自动生成一套【前往底部】和【回到顶部】按钮，补充网站功能
// @author CoderBen
// @match *://*/*
// @icon https://cdn3.iconfinder.com/data/icons/leto-space/64/__rocket_spaceship-64.png
// @grant none
// @downloadURL none
// ==/UserScript==
(function() {
'use strict';
if (window.frames.length === parent.frames.length) {
createButtonToTop()
createButtonToBottom()
}
function createButtonToTop() {
const btn = document.createElement('div')
btn.innerHTML = '
'
btn.style.fontSize = '28px'
btn.style.fontWeight = 900
btn.style.textAlign = 'center'
btn.style.lineHeight = '50px'
btn.style.cursor = 'pointer'
btn.style.width = '50px'
btn.style.height = '50px'
btn.style.background = 'transparent'
btn.style.position = 'fixed'
btn.style.right = '400px'
btn.style.bottom = '50px'
btn.onclick = () => scrollTo(0, 0)
btn.oncontextmenu = (e) => {
e.preventDefault()
btn.style.display = 'none'
}
document.querySelector('html body').appendChild(btn)
}
function createButtonToBottom() {
const btn = document.createElement('div')
btn.innerHTML = '
'
btn.style.fontSize = '28px'
btn.style.fontWeight = 900
btn.style.textAlign = 'center'
btn.style.lineHeight = '50px'
btn.style.cursor = 'pointer'
btn.style.width = '50px'
btn.style.height = '50px'
btn.style.background = 'transparent'
btn.style.position = 'fixed'
btn.style.right = '466px'
btn.style.bottom = '50px'
btn.onclick = () => scrollTo(0, 9999999999)
btn.oncontextmenu = (e) => {
e.preventDefault()
btn.style.display = 'none'
}
document.querySelector('html body').appendChild(btn)
}
})();