client: Fix warning on navigation from login pages

include/client/accesslink.inc.php

@@ -25,12 +25,12 @@ else
     <div>
         <label for="email"><?php echo __('E-Mail Address'); ?>:
         <input id="email" placeholder="<?php echo __('e.g. john.doe@osticket.com'); ?>" type="text"
-            name="lemail" size="30" value="<?php echo $email; ?>"></label>
+            name="lemail" size="30" value="<?php echo $email; ?>" class="nowarn"></label>
     </div>
     <div>
         <label for="ticketno"><?php echo __('Ticket Number'); ?>:
         <input id="ticketno" type="text" name="lticket" placeholder="<?php echo __('e.g. 051243'); ?>"
-            size="30" value="<?php echo $ticketid; ?>"></label>
+            size="30" value="<?php echo $ticketid; ?>" class="nowarn"></label>
     </div>
     <p>
         <input class="btn" type="submit" value="<?php echo $button; ?>">

include/client/login.inc.php

@@ -23,10 +23,10 @@ if ($content) {
     <div class="login-box">
     <strong><?php echo Format::htmlchars($errors['login']); ?></strong>
     <div>
-        <input id="username" placeholder="<?php echo __('Email or Username'); ?>" type="text" name="luser" size="30" value="<?php echo $email; ?>">
+        <input id="username" placeholder="<?php echo __('Email or Username'); ?>" type="text" name="luser" size="30" value="<?php echo $email; ?>" class="nowarn">
     </div>
     <div>
-        <input id="passwd" placeholder="<?php echo __('Password'); ?>" type="password" name="lpasswd" size="30" value="<?php echo $passwd; ?>"></td>
+        <input id="passwd" placeholder="<?php echo __('Password'); ?>" type="password" name="lpasswd" size="30" value="<?php echo $passwd; ?>" class="nowarn"></td>
     </div>
     <p>
         <input class="btn" type="submit" value="<?php echo __('Sign In'); ?>">