form不换行通过css实现
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<title>无标题文档</title>
<style type="text/css">
form{margin:0px; display:inline}
</style>
</head>
<body>
<form id="form1" name="form1" method="post" action="">
<label>aaa
<input type="text" name="textfield" />
</label>
</form>
<form id="form2" name="form2" method="post" action="">
<label>
<input type="checkbox" name="checkbox" value="checkbox" />
aaa</label>
</form>
</body>
</html>