<!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>无标题文档</title>
<script type='text/javascript' src='jquery-1.2.6.min.js'></script>
<style type="text/css">
#gallery1 {width:100%; overflow:hidden;}
#gallery1 a {position:relative; float:left; margin:5px;}
#gallery1 a span { display:none; background-image:url(zoom.png); background-repeat:no-repeat; width:48px; height:48px; position:absolute; left:15px; top:15px;}
#gallery1 img { border: solid 1px #999; padding:5px;}
#gallery1 a:hover span { display:block;}
#gallery2 {width:100%; overflow:hidden;}
#gallery2 a {position:relative; float:left; margin:5px;}
#gallery2 a span { display:none; background-image:url(zoom.png); background-repeat:no-repeat; width:48px; height:48px; position:absolute; left:15px; top:15px;}
#gallery2 img { border: solid 1px #999; padding:5px;}
</style>
<script>
$(document).ready(function(){
$("#gallery2 a").append("<span></span>");
$("#gallery2 a").hover(function(){
$(this).children("span").fadeIn(600);
},function(){
$(this).children("span").fadeOut(200);
});
});
</script>
</head>
<body>
<div id="gallery1">
<h2>CSS solution</h2>
<a href="1.jpg">
<span></span>
<img src="1.jpg" alt="" />
</a>
<a href="2.jpg">
<span></span>
<img src="2.jpg" alt="" />
</a>
</div>
<div id="gallery2">
<h2>jQuery solution</h2>
<a href="1.jpg">
<img src="1.jpg" alt="" />
</a>
<a href="2.jpg">
<img src="2.jpg" alt="" />
</a>
</div>
</body>
</html>
<body>
<form action="" method="post" id ="myform">
<button value="Click Me">Click Me</button>
<p style="background:red;" >context<br>context<br>context<br>context</p>
</form>
</body>
</html>