<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title></title>
<style>
body,ul,li,a{
margin: 0;
padding: 0;
}
li{
list-style: none;
}
a{
text-decoration: none;
}
#wrap{
width: 800px;
margin: 100px auto;
position: relative;
}
#nav {
width: 100%;
height: 28px;
border-bottom: 2px solid #F76300;
}
#nav li{
width: 60px;
height: 28px;
font: 16px/28px "微软雅黑";
float: left;
text-align: center;
cursor: pointer;
}
#nav .active{
background:#F76300 ;
color: #FFFFFF;
}
#list1,#list2{
width: 100%;
padding-top: 20px;
}
#list1 li{
padding-bottom: 20px;
}
#list1 li a{
font-size:16px;
line-height: 20px;
}
#list2{
display: none;
}
#list2 li{
margin-bottom: 30px;
}
#show{
width: 400px;
height: 200px;
border: 2px solid #F76300;
position: absolute;
display: none;
background: #FFFFFF;
}
#arrow{
width: 10px;
height: 10px;
position: absolute;
left:-7px;
top:40px;
border-top: 2px solid #F76300;
border-left: 2px solid #F76300;
-webkit-transform: rotate(-45deg);
background: #FFFFFF;
}
#details li {
border-bottom: 1px solid #9C9C9C;
margin-bottom: 15px;
font-size: 14px;
text-indent: 20px;
}
#details li span{
padding-right: 30px;
}
</style>
</head>
<body>
<div id="wrap">
<ul id="nav">
<li class="active">前端</li>
<li>后端</li>
</ul>
<ul id="list1"></ul>
<ul id="list2"></ul>
<div id="show">
<h3></h3>
<ul id="details">
<li>
职位：
<span></span>
招聘人数：
<span></span>
</li>
<li>
工作地点：
<span></span>
工作经历：
<span></span>
</li>
<li>
学历：
<span></span>
薪资：
<span></span>
</li>
</ul>
<div id="arrow"></div>
</div>
</div>
<script type="text/javascript" src="js/data.js"></script>
<script>
window.onload = function(){
var wrap = document.getElementById("wrap");
var nav = document.getElementById("nav");
var nav_li = nav.children;
var list1 = document.getElementById("list1");
var aLi1 = list1.children;
var aS1 = list1.getElementsByTagName("a");
var show = document.getElementById("show");
var arrow = document.getElementById("arrow");
var details = document.getElementById("details");
var aSpan = details.getElementsByTagName("span");
var oh3 = show.children[0];
nav_li[0].innerHTML = data[0].name;
nav_li[1].innerHTML = data[1].name;
var dataLen1 = data[0].list.length;
var dataLen2 = data[1].list.length;
for (var i=0;i<dataLen1;i++) {
var cLi1 = document.createElement("li");
var cA1 = document.createElement("a");
cA1.href = "javacript:;";
cA1.innerHTML = data[0].list[i].title;
cLi1.appendChild(cA1);
list1.appendChild(cLi1);
}
for (var i=0;i<dataLen2;i++) {
var cLi2 = document.createElement("li");
var cA2 = document.createElement("a");
cA2.href = "javacript:;";
cA2.innerHTML = data[1].list[i].title;
cLi2.appendChild(cA2);
list2.appendChild(cLi2);
}
nav_li[1].addEventListener("click",function(){
nav_li[0].className = "";
nav_li[1].className = "active";
list1.style.display = "none";
list2.style.display = "block";
});
nav_li[0].addEventListener("click",function(){
nav_li[1].className = "";
nav_li[0].className = "active";
list1.className = "active";
list1.style.display = "block";
list2.style.display = "none";
});
for (var i=0;i<aS1.length;i++) {
aS1[i].index = i;
aS1[i].addEventListener("mouseover",function(){
oh3.innerHTML = data[0].list[this.index].company;
aSpan[0].innerHTML = data[0].list[this.index].title;
aSpan[1].innerHTML = data[0].list[this.index].recruitingNumbers ;
aSpan[2].innerHTML = data[0].list[this.index].workingLocation;
aSpan[3].innerHTML = data[0].list[this.index].workExperience;
aSpan[4].innerHTML = data[0].list[this.index].education;
aSpan[5].innerHTML = data[0].list[this.index].wage;
var aLi1H = aLi1[0].offsetHeight;//li高度
var wrapH = wrap.clientHeight;//包裹元素高度
var clientH = document.documentElement.clientHeight;//可视区高度
show.style.display = "block";
var showH = show.offsetHeight;
console.log(this.offsetWidth);
show.style.left = this.offsetWidth + 20+"px";
if (this.index*aLi1H + showH > clientH) {
show.style.top = clientH -showH +"px";
arrow.style.top = this.index*9+"px";
} else{
show.style.top = this.index*aLi1H+"px";
}
});
aS1[i].addEventListener("mouseout",function(){
show.style.display = "none";
arrow.style.top = 40+"px";
});
}
}
</script>
</body>
</html>
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