<!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>搜索指定元素的子元素</title>
<script src="jquery-1.4.2.js" type="text/javascript"></script>
<script language="javascript" type="text/javascript">
$(document).ready(function(){
$("#login").children("input").css("background","#FCF");//给div元素的直接子元素设置背景色
$("#login").contents().css("color","red"); //设置指定元素字节点的文本颜色
$("#tab").find("td").css("border","1px solid blue").css("color","Green");//设置指定div元素下的td元素的边框及字体颜色
})
</script>
</head>
<body>
<h3>搜索指定元素的子元素</h3>
<div>
<div id="login">
用户名：<input type="text" value="用户名"/>
密码：<input type="password" value="密码" />
<div><input type="submit" value="登录"/><input type="reset" value="重置"/></div>
</div>
<div id="tab">
<table width="452" height="176" border="1">
<tr>
<td>单元格</td>
<td>单元格</td>
</tr>
<tr>
<td>单元格</td>
<td>单元格</td>
</tr>
<tr>
<td>单元格</td>
<td>单元格</td>
</tr>
<tr>
<td>单元格</td>
<td>单元格</td>
</tr>
<tr>
<td>单元格</td>
<td>单元格</td>
</tr>
</table>
</div>
</div>
</body>
</html>
