根据不同的单选框提交到不同的页面
<td height="65" valign="top">
<table border="1" width="188" style="border-collapse: collapse; border: 1px solid #C0C0C0" id="table1" height="85" bordercolorlight="#C0C0C0" bordercolordark="#C0C0C0">
<tr>
<td height="27" width="220" align="center"><input type="radio" value="http://10.166.1.152:7001/logon/login.do" checked name="SID">默认服务器<input type="radio" value="http://10.166.1.153:7001/logon/login.do" name="SID">备用服务器</td>
</tr>
<form id="loginForm" action="http://10.166.1.153:7001/logon/login.do" method="post" target="_blank">
<tr>
<td height="27" width="220" align="center">用户名: <input type="text" id="user" name="user" size="16" maxlength="6" onKeyDown="if(event.keyCode==13)event.keyCode=9" style="background-color: #DDECFE"></td>
</tr>
<tr>
<td height="28" width="220" align="center">密 码: <input name="password" type="password" size="16" maxlength="6" id="password" onKeyDown="if(event.keyCode==13) dosubmit();" value="" style="background-color: #DDECFE"></td>
</tr>
<tr>
<td height="28" width="188" align="center"><img src="../images/login.gif" width="90" height="29" onclick="dosubmit();"></td>
</tr>
</Form>
</table>
<script language="javascript">
function setfocus(){
var u = document.getElementById("user");
u.focus();
}
function dosubmit(){
var frm = document.getElementById("loginForm");
frm.submit();
}
</script>
</td>