(firewall) fix for https://github.com/opnsense/core/issues/168 (delete multiple items)

src/www/firewall_nat.php

@@ -388,7 +388,7 @@ $main_buttons = array(
 
 															<span class="btn btn-default btn-xs text-muted"  data-toggle="tooltip" data-placement="left" title="<?=gettext("delete selected rules");?>"><span class="glyphicon glyphicon-remove" ></span></span>
 														<?php else: ?>
-															<button name="del_<?=$i;?>_x" type="submit" data-toggle="tooltip" data-placement="left" title="<?=gettext("delete selected rules"); ?>" onclick="return confirm('<?=gettext("Do you really want to delete the selected rules?");?>')" class="btn btn-default btn-xs"><span class="glyphicon glyphicon-remove"></span></button>
+															<button name="del_x" type="submit" data-toggle="tooltip" data-placement="left" title="<?=gettext("delete selected rules"); ?>" onclick="return confirm('<?=gettext("Do you really want to delete the selected rules?");?>')" class="btn btn-default btn-xs"><span class="glyphicon glyphicon-remove"></span></button>
 														<?php endif; ?>
 														 <a href="firewall_nat_edit.php" class="btn btn-default btn-xs" data-toggle="tooltip" data-placement="left" title="<?=gettext("add new rule");?>"><span class="glyphicon glyphicon-plus"></span></a>
 													</td>

src/www/firewall_rules.php

@@ -827,7 +827,7 @@ include("head.inc");
 
 										<?php if ($nrules): ?>
 											<button name="move_<?=$i;?>_x" type="submit" value="<?=$i;?>"  title="<?=gettext("move selected rules to end");?>" class="btn btn-default btn-xs"><span class="glyphicon glyphicon-arrow-left"></span></button>
-											<button name="del" type="submit" title="<?=gettext("delete selected rules");?>" onclick="return confirm('<?=gettext('Do you really want to delete the selected rules?');?>')" class="btn btn-default btn-xs"><span class="glyphicon glyphicon-remove"></span></button>
+											<button name="del_x" type="submit" title="<?=gettext("delete selected rules");?>" onclick="return confirm('<?=gettext('Do you really want to delete the selected rules?');?>')" class="btn btn-default btn-xs"><span class="glyphicon glyphicon-remove"></span></button>
 											<a href="firewall_rules_edit.php?if=<?=htmlspecialchars($if);?>" title="<?=gettext("add new rule");?>"  class="btn btn-default btn-xs"><span class="glyphicon glyphicon-plus"></span></a>
 										<?php endif; ?>