--- a/include/common-transit.inc.php
+++ b/include/common-transit.inc.php
@@ -18,8 +18,7 @@
 $service_periods = Array(
     'sunday',
     'saturday',
-    'weekday',
-    "Christmas2011","EndOfYearHolidays"
+    'weekday'
 );
 
 function service_period($date = "") {
@@ -33,16 +32,8 @@
         return strtolower($override['service_id']);
     }
     $date = ($date != "" ? $date : time());
-// christmas special cases
-    $ymd = date('Ymd', $date);
     $dow = date('w', $date);
-    if ($ymd == "20111225") {
-        return "Christmas2011";
-    } if ($ymd == "20111228" || $ymd == "20111229" || $ymd == "20111230") {
-        return "EndOfYearHolidays";
-    } else if (intval($ymd) < "20120203" && $dow != 0 && $dow != 6) {
-        return "Weekday-SchoolVacation";
-    } else {
+    
         switch ($dow) {
             case 0:
                 return 'sunday';
@@ -51,7 +42,6 @@
             default:
                 return 'weekday';
         }
-    }
 }
 
 function service_ids($service_period) {
@@ -60,21 +50,14 @@
             return Array("Sunday", "Sunday");
         case 'saturday':
             return Array("Saturday", "Saturday");
-        case "Christmas2011":
-            return Array("Christmas2011", "Christmas2011");
-        case "EndOfYearHolidays":
-            return Array("Weekday-EndOfYearHolidays", "Weekday-EndOfYearHolidays");
-        case "Weekday-SchoolVacation":
-            return Array("Weekday", "Weekday-SchoolVacation");
         default:
             //return 'weekday';
-            return Array("Weekday", "Weekday");
+            return Array("Weekday", "Weekday-SchoolVacation");
     }
 }
 
 function valid_service_ids() {
-    return array_merge(service_ids(""), service_ids('saturday'), service_ids('sunday'),
-            Array("Christmas2011","Weekday-EndOfYearHolidays","Weekday-SchoolVacation"));
+    return array_merge(service_ids(""), service_ids('saturday'), service_ids('sunday'));
 }
 
 function midnight_seconds($time = "") {