手风琴JS代码在谷歌上运行不起来

Question

function bind(el,eventType,callback){  if(typeof el.addEventListener === 'function'){  el.addEventListener(el,eventType,callback, false);  }else if(typeof el.attechEvent === 'function'){   el.attachEvent('on' + eventType, callback);  }}function mouseoverHandler(e){    var target = e.target || e.srcElement;    var outer = document.getElementById('subject');    var list = outer.getElementsByTagName('li')；    for(var i = 0; i < list.length; i++){    list[i].className = '';    }      while(target.tagName != 'LI' || target.tagName == 'BODY'){      target = target.parentNode;      }      target.className = 'big';}function initList(){ var outer = document.getElementById('subject'); var list = outer.getElementsByTagName('li')； for(var i =0;i < list.length; i++){ bind(list[i],'mouseover', mouseoverHandler); }}initList();求老师指点

Answer 1

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