<!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>js点击文本框内容互换代码</title>
</head>
<body><script src="/demos/googlegg.js"></script>
<script type="text/javascript">
function change(){
var num1 = document.getElementById("num1").value;
var num2 = document.getElementById("num2").value;
{
document.getElementById("num2").value = num1;
document.getElementById("num1").value = num2;
}
}
</script>
<style type="text/css">
body{ font-family: "Microsoft YaHei";font-size: 14px;line-height: 28px;}
input {
width: 217px;
height: 28px;
padding-left: 6px;
border-color: #BBB #DDD #DDD #BBB;
box-shadow: 1px 1px 1px #DDD inset;
line-height: 28px;
padding: 0 5px;
border: 1px solid #ccc;
font-size: 12px;
outline: medium none; font-size: 12px;
outline: none;
}
.huan{ border-radius: 15px; width: 28px; height: 28px; background: url(images/h.png); border: 1px solid #ccc; box-shadow: 0px 0px 0px #fff inset;}
.huan:hover{ box-shadow: 1px 1px 1px #DDD inset;}
</style>
<p> </p>
<p> </p>
<p> </p>
<p> </p>
<table width="50%" border="0" align="center" cellpadding="0" cellspacing="0">
<tbody>
<tr>
<td align="center">出发城市</td>
<td align="center"><input type="text" name="num1" id="num1" value="西安(SIA)"></td>
<td align="center"><input type="button" onClick="change()" class="huan" value=""></td>
<td align="center">到达城市</td>
<td align="center"><input type="text" name="num2" id="num2" value="北京(BJS)"></td>
</tr>
</tbody>
</table>
<p style="text-align: center">点击中间的切换按钮，城市内容互换</p>
<div style="text-align:center;margin:50px 0; font:normal 14px/24px 'MicroSoft YaHei';">
<p>适用浏览器：IE8、360、FireFox、Chrome、Safari、Opera、傲游、搜狗、世界之窗.</p>
<p>更多源码：<a href="http://www.96flw.com/" target="_blank">www.96flw.com</a></p>
</div>
</body>
</html>
