鼠标悬停选项卡切换
代码：
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>鼠标悬停选项卡切换</title>
<style type="text/css">
#div1{
width: 400px;
height: 200px;
background: red;
display: block;
}
#div2{
width: 400px;
height: 200px;
background: blue;
display: none;
}
</style>
<script type="text/javascript">
function show(str)
{
var show1 = document.getElementById("div1");
var show2 = document.getElementById("div2");
if(str == "1"){
show1.style.display="block";
show2.style.display="none";
}
if(str == "2"){
show1.style.display="none";
show2.style.display="block"
}
}
</script>
</head>
<body>
<input type="button" value="扫码登录" onmouseover="show('1')"/>
<input type="button" value="账号登录" onmouseover="show('2')" />
<div id="div1">
扫码登录
</div>
<div id="div2">
账号登录
</div>
</body>
</html>运行效果：
