case 0 : $classmode = "where Class='".$class."'";
case 1 : $classmode = "where Class='".$class."'";
case 16 : $classmode = "where Class='".$class."'";
case 17 : $classmode = "where Class='".$class."'";
case 32 : $classmode = "where Class='".$class."'";
case 33 : $classmode...