 
<html xmlns="http://www.w3.org/1999/xhtml"> 
<head runat="server"> 
<title></title> 
<script src="Scripts/jquery-1.4.1.min.js" type="text/javascript"></script> 
<style> 
body { background: #ace; font: 12px/1.2 Arial, Helvetica, sans-serif; } 
ul li { background:#fff; margin:5px; width:100px; height:100px; float:left; } 
#transition { 
background:transparent; 
display:none; 
position:absolute; top:50%; left:50%; z-index:50; 
z-index: 10001; 
} 
#content { 
background:#fff; 
border:1px solid #666; 
margin:-50px 0 0 -50px; 
width:100px; height:100px; 
z-index: 10001; 
} 
#mask{ 
position: absolute; 
top: 0; 
left: 0; 
width: 100%; 
height: 100%; 
background-color: #000000; 
display: none; 
z-index: 10000; 
} 
.close 
{ 
width:30px; 
height:20px; 
background-color:Red; 
cursor:pointer; 
display:none; 
} 
.closeShow 
{ 
width:30px; 
height:20px; 
margin-left:50px; 
margin-top:-100px; 
background-color:Red; 
cursor:pointer; 
} 
</style> 
<script type="text/javascript"> 
$(document).ready(function () { 
$('ul li').click(function (e) { 
$("#mask").fadeTo(500, 0.25); 
$("#content").html("<div>Loading....</div>"); 
var $t = $('#transition'), 
to = $(this).offset(); 
var height = $(document).height(); 
var width = $(document).width(); 
$('#content').css({ width: 100, height: 100 }); 
$t.css({ 
top: to.top + 50, 
left: to.left + 50, 
display: 'block' 
}).animate({ 
top: height / 2, 
left: width / 2 
}, 600, function () { 
$(this).animate({ 
top: 125, 
left: 175 
}, 600); 
$('#content').animate({ 
width: width * 0.8, 
height: height * 0.8 
}, 600, function () { 
// open dialog here 
$("#content").html("<div>Hello, please put content here.</div>"); 
}); 
}); 
}); 
$('#transition').click(function (e) { 
$("#transition").hide(); 
$("#mask").hide(); 
}); 
}); 
</script> 
</head> 
<body> 
<form id="form1" runat="server"> 
<ul> 
<li>thumb</li> 
<li>thumb</li> 
<li>thumb</li> 
<li>thumb</li> 
<li>thumb</li> 
<li>thumb</li> 
<li>thumb</li> 
<li>thumb</li> 
<li>thumb</li> 
</ul> 
<div id='mask'></div> 
<div id="transition"><div id="content">Loading....</div></div> 
</form> 
</body> 
</html> 