<div id="user_info">
<div style="padding:0 0 0 .1em;margin-top:15px" class="fl">
<form action="http://bbs.xinji.net/login.php" method="post" onsubmit="return ajax_login(this);">
<div>
<input class="gray input" onclick="this.value='';this.className='input black'" type="text" size="8" name="pwuser" value="输入用户名" />
<input class="input" type="password" size="8" name="pwpwd" style="margin-left:5px" onclick="this.value='';" />
<select name='frmUrl' class='index_loginbg'><option value='http://www.xinji.net/user/Login.asp' selected>网站</option><option value='http://bbs.xinji.net/login.php'>论坛</option></select>
<input class="btn" type="submit" value="登 录" />
<input type="hidden" name="jumpurl" value="bbs/index.php" />
<input type="hidden" name="step" value="2" />
<input type="hidden" name="cktime" value="31536000" />
</div>
</form>
</div>
</div>
用这个只能登陆论坛,怎么登陆网站?