.textC { position:absolute; width:500px; overflow:hidden; margin-top: 100px; line-height:30px; margin-left: 300px; height:30px;}.textC span { color: #13BEEC; font-size: 28px; font-weight: bold; font-family: Georgia, "Times New Roman", Times, serif; position: absolute;}

<script src="http://libs.baidu.com/jquery/2.0.0/jquery.min.js"></script><script type="text/javascript">$(function(){ NumbersAnimate.Target=$(".textC"); NumbersAnimate.Numbers=12389623; NumbersAnimate.Duration=1500; NumbersAnimate.Animate();});var NumbersAnimate={ Target:null, Numbers:0, Duration:500, Animate:function(){ var array=NumbersAnimate.Numbers.toString().split(""); //遍歷數組 for(var i=0;i<array.length;i++){  var currentN=array[i];  //數字append進容器  var t=$("<span></span>");  $(t).append("<span class=/"childNumber/">"+array[i]+"</span>");  $(t).css("margin-left",18*i+"px");  $(NumbersAnimate.Target).append(t);  //生成滾動數字,根據當前數字大小來定  for(var j=0;j<=currentN;j++){  var tt;  if(j==currentN){   tt=$("<span class=/"main/"><span>"+j+"</span></span>");   }else{   tt=$("<span class=/"childNumber/">"+j+"</span>");  }  $(t).append(tt);  $(tt).css("margin-top",(j+1)*25+"px");  }  $(t).animate({marginTop:-((parseInt(currentN)+1)*25)+"px"},NumbersAnimate.Duration,function(){  $(this).find(".childNumber").remove();  }); } }, ChangeNumber:function(numbers){ var oldArray=NumbersAnimate.Numbers.toString().split(""); var newArray=numbers.toString().split(""); for(var i=0;i<oldArray.length;i++){  var o=oldArray[i];  var n=newArray[i];  if(o!=n){   var c=$($(".main")[i]);        var num=parseInt($(c).html());   var top=parseInt($($(c).find("span")[0]).css("marginTop").replace('px', ''));       for(var j=0;j<=n;j++){    var nn=$("<span>"+j+"</span>");    if(j==n){    nn=$("<span>"+j+"</span>");    }else{    nn=$("<span class=/"yy/">"+j+"</span>");    }    $(c).append(nn);    $(nn).css("margin-top",(j+1)*25+top+"px");   }   var margintop=parseInt($(c).css("marginTop").replace('px', ''));    $(c).animate({marginTop:-((parseInt(n)+1)*25)+margintop+"px"},NumbersAnimate.Duration,function(){    $($(this).find("span")[0]).remove();    $(".yy").remove();   });  } } NumbersAnimate.Numbers=numbers; },  RandomNum:function(m,a){ var Range = a - m;      var Rand = Math.random();      return(m + Math.round(Rand * Range));   }}</script>

NumbersAnimate.Target=$(".textC");NumbersAnimate.Numbers=12389623;NumbersAnimate.Duration=1500;NumbersAnimate.Animate();

NumbersAnimate.ChangeNumber();