LazyScroller (beta)

Keep your hand free from scroll button.
当前为 2015-01-05 提交的版本，查看最新版本。
换行
// ==UserScript==
// @name         LazyScroller (beta)
// @version      0.0
// @description  Keep your hand free from scroll button.
// @namespace    idmresettrial
// @author       idmresettrial
// @run-at       document-end
// @grant        none

// @require     http://ajax.googleapis.com/ajax/libs/jquery/1.11.1/jquery.min.js

// Website list

// @match        *://*.vozforums.com/*


// End list


// ==/UserScript==

site = window.location.hostname;

distance = 300;
duration = 200;
pause = 300;
direct = "out";

repeat = "";
lazyScroller = '<div id="lazyScroller"><div class="lazyButton" id="lazyUp">↑</div><div class="lazyButton" id="lazyDown">↓</div></div>';

$("body").append(lazyScroller);
$("#lazyScroller").attr("style","position:fixed; top:100px; left:500px; z-index:999;");
$(".lazyButton").attr("style","margin:10px; width:20px; height:20px; font-size:10px; color:#fff;line-height:20px;text-align:center;background:#7abf16");

$("#lazyScroller .lazyButton").mouseover(function() {
    direct = $(this).attr("id");
    setTimeout(function() {go();},pause);
});

$("#lazyScroller .lazyButton").mouseout(function() {
    direct = "out";
    clearTimeout(repeat)
});


function go()
{
    if (direct === "lazyUp") {
        $("body").animate({scrollTop: ($("body").scrollTop()-distance)}, duration);
        repeat = setTimeout(function() {go();},duration+pause);
    } else if (direct === "lazyDown") {
        $("body").animate({scrollTop: ($("body").scrollTop()+distance)}, duration);
        repeat = setTimeout(function() {go();},duration+pause);
    } else clearTimeout(repeat);
}
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