自定义适合自己的多重搜索
<html>
<head>
<title>杨韬的多重搜索</title>
<meta charset="UTF-8">
</head>
<body>
<h3>杨韬的多重搜索</h3>
<form action="" name="form1" target="_blank"> <!-- target="_blank" 在新的页面打开-->
<input type=text id="textBox1" name=‘‘ size=30> <!-- 文本框 name为发送参数-->
<input type="button" value="百度" type="submit"
onclick="
document.getElementById(‘textBox1‘).name=‘wd‘;
form1.action=‘http://www.baidu.com/s‘;form1.submit();"/>
<input type="button" value="Google" type="submit"
onclick="
document.getElementById(‘textBox1‘).name=‘q‘;
form1.action=‘https://www.google.com.hk/search‘;form1.submit();" />
<input type="button" value="Bing" type="submit"
onclick="
document.getElementById(‘textBox1‘).name=‘q‘;
form1.action=‘http://cn.bing.com/search‘;form1.submit();" />
<input type="button" value="Google学术" type="submit"
onclick="
document.getElementById(‘textBox1‘).name=‘q‘;
form1.action=‘https://scholar.google.com.hk/scholar‘;form1.submit();" />
<input type="button" value="百度学术" type="submit"
onclick="
document.getElementById(‘textBox1‘).name=‘wd‘;
form1.action=‘http://xueshu.baidu.com/s‘;form1.submit();" />
<input type="button" value="Bing学术" type="submit"
onclick="
document.getElementById(‘textBox1‘).name=‘q‘;
form1.action=‘http://cn.bing.com/academic/search‘;form1.submit();" />
<input type="button" value="Doi搜索" type="submit"
onclick="
document.getElementById(‘textBox1‘).name=‘q‘;
form1.action=‘http://search.crossref.org‘;form1.submit();" />
</form>
</body>
</html>
原文：http://www.cnblogs.com/ytyt2002ytyt/p/5596908.html