<form id="search_form" name="search_form" method="post"> 
      <input type="text" name="username" /> 
</form><script type="text/javascript">
	$(function() {
		$(‘#btn‘).bind(‘click‘, function() {
			document.search_form.action = ‘admin/queryAll.do?pid=‘ + pid;  //定义 action,并传参 
			$(‘#search_form‘).submit();
		});
	})
</script>版权声明:本文为博主原创文章,未经博主允许不得转载。
原文:http://blog.csdn.net/itmyhome1990/article/details/46900299