bugfix in free engels, now are free shifts are not showed

git-svn-id: svn://svn.cccv.de/engel-system@328 29ba0400-6e00-0410-a75a-ca02368028f8

www-ssl/admin/free.php

@@ -35,7 +35,7 @@ $SQL =  "SELECT Shifts.*, ShiftEntry.*, User.Nick ".
 */
 $SQL =  "SELECT Shifts.*, ShiftEntry.* ".
 	"FROM `Shifts` INNER JOIN ShiftEntry ON Shifts.SID = ShiftEntry.SID ".
-	"WHERE (Shifts.DateS<=Now() AND Shifts.DateE>=Now() );";		
+	"WHERE (Shifts.DateS<=Now() AND Shifts.DateE>=Now() AND  ShiftEntry.UID>0);";		
 
 //SELECT User.Nick, Schichtplan.*, Schichtbelegung. * FROM User LEFT JOIN Schichtbelegung ON User.UID=Schichtbelegung.UID, Schichtplan LEFT JOIN Schichtbelegung ON Schichtplan.SID = Schichtbelegung.SID WHERE Schichtplan.Date < now() and Schichtplan.EndDate > now() ORDER BY Nick