And to make it in the login form.
Find in Templates/navbar
HTML Code:
<else />
<td class="alt2" nowrap="nowrap" style="padding:0px">
<!-- login form -->
<form action="login.php" method="post" onsubmit="md5hash(vb_login_password,vb_login_md5password,vb_login_md5password_utf)">
<script type="text/javascript" src="clientscript/vbulletin_md5.js"></script>
<table cellpadding="0" cellspacing="$stylevar[formspacer]" border="0">
<tr>
add below
HTML Code:
<td class="smallfont"><a href ="login.php?do=lostpw">Lost Password</a></td>
</tr>
<tr>