function $(id) { return document.getElementById(id); }
//缓动轮播图
var fhTimer;
var fhNum = 0;
var barNum = 0;
fhTimer = setInterval(marquee, 20);
function marquee() {
  fhNum--;
  barNum = fhNum;
  if(fhNum < -2400) {
    fhNum = 0;
  }
  $("fhc_ul").style.left = fhNum + "px";
  if(fhNum < -2400) {
    barNum = fhNum + 2400;
  }
  $("fhc_dBar").style.left = -(barNum / 2.75) + "px";
}
$("fhcShow").onmouseover = function() {
  $("fhc_d_box").style.display = "block";
  clearInterval(fhTimer);
}
$("fhc_d_box").onmouseover = function() {
  $("fhc_d_box").style.display = "block";
}
$("fhcShow").onmouseout = function() {
  $("fhc_d_box").style.display = "none";
  fhTimer = setInterval(marquee, 20);
}
//鼠标悬浮在标题也在暂停滚动
$("fhTit").onmouseover = function() {
  clearInterval(fhTimer);
}
$("fhTit").onmouseout = function() {
  fhTimer = setInterval(marquee, 20);
}
//滑块
$("fhc_dBar").onmousedown = function(event) {
  var event = event || window.event;
  var leftValue = event.clientX - this.offsetLeft;
  document.onmousemove = function(event) {
    var evt = event || window.event;
    var locationX = evt.clientX - leftValue;
    if(locationX < 0) {
      locationX = 0;
    }
    else if(locationX > 960 - 99) {
      locationX = 960 - 99;
    }
    $("fhc_dBar").style.left = locationX + "px";
    fhNum = -locationX * 2.75;
    //如果选中了，就取消选中，防止出现bug
    window.getSelection "htmlcode">

<div class="fxhh_ctt">
  <div class="fh_c_show" id="fhcShow">
    <ul class="fh_c_under" id="fhc_ul">
      <li><a href=" " rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" >
        <p class="topTit">商品1</p>
        <img src="/UploadFiles/2021-04-02/">

总结
以上所述是小编给大家介绍的JS实现可用滑块滑动的缓动图代码，希望对大家有所帮助，如果大家有任何疑问欢迎给我留言，小编会及时回复大家的！