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jQuery Event - 如何句柄窗口加載動作事件...

我們想知道如何句柄窗口加載動作事件。...
<!DOCTYPE html>
<html>
<head>
<script type='text/javascript'
src='http://code.jquery.com/jquery-1.6.4.js'></script>
<style type='text/css'>
div {
width: 200px;
height: 200px;
background: grey;
overflow: scroll;
}
div span {
width: 200px;
height: 1000px;
display: block;
}
a {
cursor: pointer;
}
</style>
<script type='text/javascript'>
$(window).load(function(){
$('#up').click(function() {
$('div').stop().animate({scrollTop: '-=100'}, 300);
});
$('#down').click(function() {
$('div').stop().animate({scrollTop: '+=100'}, 300);
});
});
 
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