Webgui: improve box, maintenance and date handling

webgui/globals.inc

@@ -134,6 +134,15 @@ if ($g_db_scheme_version !== $g_db_scheme_required) {
 $sth = $pdo->query("SELECT valint FROM settings WHERE userid=0 AND sno=4");
 $g_currsym = $sth->fetchColumn();
 
+// allowed date formats
+$g_opt_datefmt = array(
+   'Y-m-d' => _('YYYY-MM-DD'),
+   'Y/m/d' => _('YYYY/MM/DD'),
+   'd.m.Y' => _('DD.MM.YYYY'),
+   'd/m/Y' => _('DD/MM/YYYY'),
+   'm-d-Y' => _('MM-DD-YYYY')
+);
+
 $user = User::GetInstance(); // There can be only one
 if ($g_scriptname != 'login.php') {
     $user->init_from_session();