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<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<script src="jquery-1.4.2.js" type="text/javascript"></script>
<title>搜索指定元素的同辈元素</title>
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$(document).ready(function(){
$("#td1").next().css("color","red"); //给该td元素的下一个同辈元素设置字体颜色
$("#td1").nextAll().css("border","1px solid blue");//给该td元素的后面的所有的同辈元素设置边框
$("#td2").prev().css("color","#99c"); //给该td元素的前面的一个同辈元素设置字体颜色
$("#td2").prevAll().css("background","#FCF");//给该td元素的前面的所有的同辈元素设置背景
$("#td3").siblings().css("color","#99F"); //给当前领域中指定元素的同辈元素设置字体颜色
})
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</head>
<body>
<h3 align="center">酒店房间住宿情况表</h3>
<table width="637" height="351" border="1">
<tr>
<td width="115" id="td1">单人间<span>（已住）</span></td>
<td width="112">双人间<span>（未住）</span></td>
<td width="134">豪华套房<span>（已住）</span></td>
<td width="117">单人间<span>（已住）</span></td>
<td width="125">豪华套房<span>（未住）</span></td>
</tr>
<tr>
<td>单人间<span>（已住）</span></td>
<td>双人间<span>（未住）</span></td>
<td id="td2">豪华套房<span>（未住）</span></td>
<td>单人间<span>（未住）</span></td>
<td>豪华套房<span>（未住）</span></td>
</tr>
<tr>
<td>单人间<span>（未住）</span></td>
<td>双人间<span>（未住）</span></td>
<td id="td3">豪华套房<span>（已住）</span></td>
<td>单人间<span>（已住）</span></td>
<td>豪华套房<span>（未住）</span></td>
</tr>
<tr>
<td>单人间<span>（已住）</span></td>
<td>双人间<span>（已住）</span></td>
<td>豪华套房<span>（未住）</span></td>
<td>单人间<span>（未住）</span></td>
<td>豪华套房<span>（已住）</span></td>
</tr>
<tr>
<td>单人间<span>（已住）</span></td>
<td>双人间<span>（未住）</span></td>
<td>豪华套房<span>（已住）</span></td>
<td>单人间<span>（已住）</span></td>
<td>豪华套房<span>（未住）</span></td>
</tr>
</table>
</body>
</html>
