<form action="$arg[1].php" method="post">
<div class="entborder">
<ul class="reset">
<li><span>$arg[2]:</span><div class="adm_login"><input type="text" name="name" maxlength="25" placeholder="$arg[2]" required></div><br></li>
<li><span>$arg[3]:</span><div class="adm_login"><input type="password" name="pwd" maxlength="25" placeholder="$arg[3]" required></div><br></li>
$arg[4]
</ul>
</div>
<div class="submit"><input type="hidden" name="op" value="check_admin"><input type="submit" value="$arg[5]"></div>
</form>