下拉和收缩类似的效果应用非常的频繁,本章节简单介绍一下如何实现此效果。
代码实例如下:
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<!DOCTYPE html>
<html>
<head>
<meta charset= " utf-8" >
<meta name= "author" content= "http://www.softwhy.com/" />
<head>
<title>蚂蚁部落</title>
<style type= "text/css" >
body{
margin:0 auto;
padding:0;
width:570px;
font:75%/120% Arial, Helvetica, sans-serif;
}
a:focus{
outline:none;
}
#panel{
background: #69C7F7;
height:200px;
display:none;
}
.slide{
margin:0;
padding:0;
border-top:solid 4px #F27613;
}
.btn-slide{
background: #F27613 url(mytest/jQuery/20121225165932118.gif) no-repeat right -50px;
text-align:center;
width:144px;
height:31px;
padding:10px 10px 0 0;
margin:0 auto;
display:block;
font:bold 120%/100% Arial, Helvetica, sans-serif;
color: #fff;
text-decoration:none;
}
.active{
background-position:right 12px;
}
</style>
<script type= "text/javascript" src= "http://www.softwhy.com/mytest/jQuery/jquery-1.8.3.js" ></script>
<script type= "text/javascript" >
$(document).ready( function (){
$( ".btn-slide" ).click( function (){
$( "#panel" ).slideToggle( "slow" );
$( this ).toggleClass( "active" );
return false ;
})
})
</script>
</head>
<body>
<div style= "display: block;" id= "panel" ></div>
<p class= "slide" >
<a href= "javascript:;" rel= "external nofollow" class= "btn-slide active" >点击查看效果</a>
</p>
</body>
</html>
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以上代码实现了下拉和收缩效果,代码比较简单,这里就不多介绍了。