checked=checked is more proper, right?

git-svn-id: https://svn.code.sf.net/p/postfixadmin/code/trunk@503 a1433add-5e2c-0410-b055-b7f2511e0802

templates/admin_edit-domain.php

@@ -55,13 +55,13 @@
    <?php } ?>
    <tr>
       <td><?php print $PALANG['pAdminEdit_domain_backupmx'] . ":"; ?></td>
-      <td><?php $checked = (!empty ($tBackupmx)) ? 'checked' : ''; ?>
+      <td><?php $checked = (!empty ($tBackupmx)) ? 'checked=checked' : ''; ?>
       <input class="flat" type="checkbox" name="fBackupmx" <?php print $checked; ?> /></td>
       <td>&nbsp;</td>
    </tr>
    <tr>
       <td><?php print $PALANG['pAdminEdit_domain_active'] . ":"; ?></td>
-      <td><?php $checked = (!empty ($tActive)) ? 'checked' : ''; ?>
+      <td><?php $checked = (!empty ($tActive)) ? 'checked=checked' : ''; ?>
       <input class="flat" type="checkbox" name="fActive" <?php print $checked; ?> /></td>
       <td>&nbsp;</td>
    </tr>