1.本人新手一枚，调用运动框架，链式运动无法运行，一直找不出原因 ，各位大神帮忙看看呗~
2.

window.onload=function () {
        var oBut=document.getElementById('but')
        var oBottom=document.getElementById('zns_bottom')
        var oBox=document.getElementById('zns_box')
        oBut.onclick=function () {

            startMove(oBottom,{right:0},function () {
                startMove(oBox,{bottom:0})
            })
        }
    }


function startMove(obj,json,fnEnd) {
    clearInterval(obj.timer);
    var alpha
    obj.timer=setInterval(function () {
        for(var arr in json){
        var cur=0
        if (arr=='opacity'){
            cur=Math.round(parseFloat(getStyle(obj,arr))*100);
        }
        else{
            cur=parseInt(getStyle(obj,arr));
        }
        var speed=(json[arr]-cur)/6;
        speed=speed>0?Math.ceil(speed):Math.floor(speed);
        if (cur==json[arr]){
            clearInterval(obj.timer);

            if(fnEnd)fnEnd();
        }
        else{
            if (arr=='opacity'){
                obj.style.opacity=(cur+speed)/100;
                obj.style.filter='alpha(opacity:'+alpha+speed+')'
            }
            else{
                obj.style[arr]=cur+speed+'px';
            }

        }}
            
    },30)
}