<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html;charset=utf-8" />
<meta http-equiv="Pragma" content="no-cache" />
<meta http-equiv="Cache-Control" content="no-cache" />
<meta http-equiv="expires" content="0" />
<title>jQuery用户登录时鼠标焦点事件</title>
<script type="text/javascript" src="jquery-1.8.3.js"></script>
<script type='text/javascript'>
$(function(){
$("#pwd").focus();
$("#pwd").keydown(function(event){
if (event.which==13)
login();
});
});
</script>
</head>
<body>
<div style="text-align:center">
<p>用户名: <input type="text" id="usr" value='admin' style="padding-left:5px; width:150px;"></p>
<p style="margin-left: 15px;">密码: <input type="password" id="pwd" style="padding-left:5px; width:150px;"/></p>
<p><input style="font-size:130%;color:green" type="button" value="登录" onclick="login()" /></p>
</div>
</body>
</html>
