use local logos

templates/clientarea.tpl

@@ -200,7 +200,7 @@
                     </tr>
                     <tr><td colspan=2 align='center'>
                     <img style="margin-left:3em;margin-right:3em;" width="64" alt="Outlook" src="https://upload.wikimedia.org/wikipedia/commons/thumb/b/b1/Outlook_hi-res_icon_%282019%29.svg/64px-Outlook_hi-res_icon_%282019%29.svg.png">
-                    <img style="margin-left:3em;margin-right:3em;" width="64" alt="Thunderbird" src="modules/servers/zimbraSingle/Thunderbird.png">
+                    <img style="margin-left:3em;margin-right:3em;" width="64" alt="Thunderbird" src="/templates/croster/thurdata/Logo_Thunderbird.png">
                     <img style="margin-left:3em;margin-right:3em;" width="64" alt="iOS" src="https://upload.wikimedia.org/wikipedia/commons/thumb/4/4e/Mail_%28iOS%29.svg/64px-Mail_%28iOS%29.svg.png">
                     <img style="margin-left:3em;margin-right:3em;" width="64" alt="Gmail" src="https://upload.wikimedia.org/wikipedia/commons/thumb/0/0b/Logo_Gmail_%282015-2020%29.svg/64px-Logo_Gmail_%282015-2020%29.svg.png">
                     </td></tr>