为什么代码不运行？

Question

window.onload = function(){ var aLi = document.getElementsByTagName("li");   for (var i=0;i<aLi.length;i++){  aLi[i].onmouseover = function(){ startMove(this,400); }  aLi[i].onmouseout = function(){ startMove(this,200); } }}var timer = null;function startMove(obj,iTarget){ var aLi = document.getElementsByTagName("li"); timer=setInterval(function(){ clearInterval(timer); var speed = (iTarget - obj.offsetWidth)/10; speed = speed>0?Math.ceil(speed):Math.floor(speed); if(obj.offsetWidth = iTarget){ clearInterval(timer); } else{ obj.style.width = obj.offsetWidth + speed + 'px'; } },30) }        

Answer 1

你那个判断语句错了  怎么是赋值

Answer 2

我这个是设置了一个定时器啊

Answer 3

代码输入有误，多了：“ },30)”