Bişeyler yapmaya çalıştım ama umarim istediğin tam olarak budur..
Kolay Gelsin ;
<script type="text/javascript" src="clientscript/vbulletin_md5.js?v=364"></script>
<form action="login.php?do=login" method="post" onsubmit="md5hash(vb_login_password, vb_login_md5password, vb_login_md5password_utf, 0)">
<input type="hidden" name="do" value="login" />
<input type="hidden" name="url" value="index.php" />
<input type="hidden" name="vb_login_md5password" />
<input type="hidden" name="vb_login_md5password_utf" />
<input type="hidden" name="s" value="" />
<table cellpadding="0" cellspacing="3" border="0" align="center">
<tr>
<td>Kullanıcı Adı:<br /><input type="text" class="bginput" name="vb_login_username" size="50" accesskey="u" tabindex="1" /></td>
</tr>
<tr>
<td>Şifre:<br /><input type="password" class="bginput" name="vb_login_password" size="50" tabindex="1" /></td>
</tr>
<tr>
<td>
<span style="float:right"><a href="login.php?do=lostpw">Şifrenizimi Unuttunuz?</a></span>
<label for="cb_cookieuser"><input type="checkbox" name="cookieuser" value="1" id="cb_cookieuser" tabindex="1" />Beni Hatırla?</label>
</td>
</tr>
<tr>
<td align="right">
<input type="submit" class="button" value="Giriş Yap" accesskey="s" tabindex="1" />
<input type="reset" class="button" value="Alanları Sıfırla" accesskey="r" tabindex="1" />
</td>
</tr>
</table>