- fix possible error in usage-report if customer has no traffic (traffic = 0)

- fix another missing hidden-field in classic-theme template

Signed-off-by: Michael Kaufmann (d00p) <d00p@froxlor.org>

templates/Classic/admin/ipsandports/ipsandports_edit.tpl

@@ -4,6 +4,7 @@ $header
 		<input type="hidden" name="page" value="$page" />
 		<input type="hidden" name="action" value="$action" />
 		<input type="hidden" name="id" value="$id" />
+		<input type="hidden" name="send" value="send" />
 		<table cellpadding="5" cellspacing="4" border="0" align="center" class="maintable_60">
 			<tr>
 				<td class="maintitle" colspan="2"><b><img src="images/Classic/title.gif" alt="{$title}" />&nbsp;{$title}</b></td>