js中滚动进度条的制作_Javascript教程_H5之家 - 中国HTML5教程资源分享第一站

第一种方式，函数式：
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "">
<html xmlns="">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>无标题文档</title>
</head>

<body>
<div id="allBox" style=" width:500px; margin-top:5px; height:20px; border:#CDCDCD 1px solid;display:inline;overflow:hidden; float:left; position:relative; text-align:center">
<div id="sonbox" style="height:16px; background-color:#e0f3fa; border:#ff6600 1px solid; position:absolute; top:1px; left:1px;z-index:1; width:400px"></div>
<strong style=" text-align:center;width:500px; POSITION: absolute; left:0; top:0;Z-INDEX: 2;">你的经验是1000，下级是2000</strong>
</div>
<script language="javascript">
var numberwidth=0;
var allWidth=document.getElementById("allBox").scrollWidth;
var loadWidth=document.getElementById("sonbox").scrollWidth;
var doScroll=window.setInterval((function(){
    numberwidth+=1;
    if(numberwidth>=((loadWidth/allWidth)*100)){
        window.clearInterval(doScroll);
        }else{
        document.getElementById("sonbox").style.width=numberwidth+"%";
        }
    }),10);
</script>

</body>
</html>

第二种方式，数组式：
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "">
<html xmlns="">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>无标题文档</title>
</head>

<body>
<div id="allBox" style=" width:500px; margin-top:5px; height:20px; border:#CDCDCD 1px solid;display:inline;overflow:hidden; float:left; position:relative; text-align:center">
<div style="height:16px; background-color:#e0f3fa; border:#ff6600 1px solid; position:absolute; top:1px; left:1px;z-index:1; width:400px"></div>
<strong style=" text-align:center;width:500px; POSITION: absolute; left:0; top:0;Z-INDEX: 2;">你的经验是1000，下级是2000</strong>
</div>
<script type="text/javascript">
var loading = new Object(); //定义一个图片展示的对
loading = {
    loadWidth: 0,
    auto: "",
    speed: 10,
    spWidth:0,

    doScroll: function(dd) {
        loading.spWidth = (document.getElementById(dd).getElementsByTagName("div")[0].scrollWidth / document.getElementById(dd).scrollWidth) * 100;
        loading.auto = setInterval(function() { loading.dos(dd) }, loading.speed)
    },
    dos: function(aa) {
        //alert(loading.spWidth());
        loading.loadWidth += 1;
        //document.getElementById("ggg").innerHTML=document.getElementById(aa).getElementsByTagName("div")[0].scrollWidth+"-------"+document.getElementById(aa).scrollWidth;
        if (loading.loadWidth >= loading.spWidth) {
            clearInterval(loading.auto);
        } else {
            document.getElementById(aa).getElementsByTagName("div")[0].style.width = loading.loadWidth + "%";
        }
    }
};
loading.doScroll("allBox");
</script>
</body>
</html>