jquery改变文本框颜色

时间:2023-03-08 16:08:02
<!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 runat="server">
<meta http-equiv="Content-Type" content="text/html;charset=UTF-8" />
<title></title>
<style type="text/css">
body
{
font: normal 12px/17px Arial;
}
div
{
padding: 2px;
}
input, textarea
{
width: 12em;
border: 1px solid #888;
}
.focus
{
border: 1px solid #f00;
background: #fcc;
}
</style>
<script src="jquery-1.7.1.min.js" type="text/javascript"></script>
<script type="text/javascript">
$(function () {
$("input").focus(function () {
$(this).addClass("focus");
}).blur(function () {
$(this).removeClass("focus");
});
});
</script>
</head>
<body>
<form id="form1" runat="server">
<fieldset>
<legend>个人基本信息</legend>
<div>
<label for="username">
名称:</label>
<input id="username" type="text" />
</div>
<div>
<label for="pass">
密码:</label>
<input id="pass" type="password" />
</div>
<div>
<label for="msg">
详细信息:</label>
<textarea id="msg" rows="2" cols="20"></textarea>
</div>
</fieldset>
</form>
</body>
</html>