為什么最后我點擊名稱然后名稱和編號的框跑到搜索框上面去了
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>無標題文檔</title>
<style>
body{font:12px/1.5 Tahoma, Geneva, sans-serif;}
a{text-decoration:none;}
.search_text{float:left;}
.search_button{float:left;}
.search_button input{font-size:14px;font-family:"微軟雅黑";background-color:#ff8c00;color:#fff;border:0;width:100px;height:45px;cursor:pointer/*鼠標光標設置*/}
.search_text{height:39px;background-color:#ff8c00;overflow:hidden;padding:3px 0 3px 77px;}
.search_text input{height:37px;line-height:39px;width:320px;border:none;outline:0;background:#fff;}
ul{list-style:none;display:block;}
ul,li{margin:0;padding:0;}
.search_list{position:absolute;top:11px;left:11px;width:72px;height:39px;overflow:hidden;background:#fff;border-left:1px solid #f6f6f6;border-right:1px solid #e5e5e5;;}
.search_list li{display:block;height:39px;line-height:39px;overflow:hidden;text-align:center;}
.search_list li a{color:#666;}
.selected{background-color:#f6f6f6;}
.trigger_hover{height:auto;}
</style>
</head>
<body>
<div class="search_container">?
? ? ? <div id="search_tab" class="search_list">
? ? ? ? ? <ul>
? ? ? ? ? ? ?<li id="tab_1" ?class="selected">
? ? ? ? ? ? ?<a href="#">名 稱 </a>
? ? ? ? ? ? ?</li>
? ? ? ? ? ? ?<li id="tab_2">
? ? ? ? ? ? ?<a href="#">編 號 </a>
? ? ? ? ? ? ?</li>
? ? ? ? ? </ul>
? ? ?</div>
? ? ?<div class="search_pannel">
? ? ? ? ? <form>
? ? ? ? ? ? <div class="search_text">
? ? ? ? ? ? <input type="text" >
? ? ? ? ? ? </div>
? ? ? ? ? <div class="search_button">
? ? ? ? ? ? <input type="submit" value="搜 索" />
? ? ? ? ? </div>
? ? ? ? ? </form>
? ? ? </div>
</div>
</body>
<script>
var getDOM=function(id){
return document.getElementById(id);
}
var addEvent=function(id,event,fn){
var el=getDOM(id)||document;
if(el.addEventListener){
el.addEventListener(event,fn,false);
}else if(el.attachEvent){
el.attachEvent('on'+event,fn);
}
}
addEvent('search_tab','mouseover',function(){
this.className+='trigger_hover';
});
addEvent('tab_1','mouseover',function(){
if(this.className.indexOf('selected')<0){
this.className+='selected';
}
});
addEvent('tab_1','mouseout',function(){
this.className='';
});
addEvent('tab_1','click',function(){
getDOM('search_tab').className='search_list';
});
addEvent('tab_2','mouseover',function(){
if(this.className.indexOf('selected')<0){
this.className+='selected';
}
});
addEvent('tab_2','mouseout',function(){
this.className='';
});
addEvent('tab_2','click',function(){
getDOM('search_tab').className='search_list';
});
</script>
</html>
2016-07-29
this.className+=' trigger_hover';這行代碼添加樣式trigger_hover的時候要在前面添加個空格，不然的話search_tab的的最終效果class=“trigger_hover”獲取不到你原先寫得search_list下的樣式