function GetPlaneID(registrationCode)
  { switch (registrationCode)  {
      case "D-ASAA" : var PlaneCode =  0; break;
      case "D-ASAB" : var PlaneCode =  1; break;
      case "D-ASAC" : var PlaneCode =  2; break;
      case "D-ASAD" : var PlaneCode =  3; break;
      case "D-ASAE" : var PlaneCode =  4; break;
      case "D-ASAF" : var PlaneCode =  5; break;
      case "D-ASBA" : var PlaneCode =  6; break;
      case "D-ASBB" : var PlaneCode =  7; break;
      case "D-ASBC" : var PlaneCode =  8; break;
      case "D-ASBD" : var PlaneCode =  9; break;
      case "D-ASBE" : var PlaneCode =  10; break;
      case "D-ASBF" : var PlaneCode =  11; break;
      case "D-ASBG" : var PlaneCode =  12; break;
      case "D-ASSC" : var PlaneCode =  13; break;
      case "D-ASSD" : var PlaneCode =  14; break;
      case "D-ASSE" : var PlaneCode =  15; break;
      case "D-ASSF" : var PlaneCode =  16; break;
      case "D-ASSH" : var PlaneCode =  17; break;
      case "D-ASSI" : var PlaneCode =  18; break;
      case "D-ASSP" : var PlaneCode =  19; break;
      case "D-ASSS" : var PlaneCode =  20; break;
      case "D-ASST" : var PlaneCode =  21; break;
      case "D-ASSU" : var PlaneCode =  22; break;
      case "D-ASSV" : var PlaneCode =  23; break;
      case "D-ASSW" : var PlaneCode =  24; break;
      case "D-ASTA" : var PlaneCode =  25; break;
      case "D-ASTB" : var PlaneCode =  26; break;
      case "D-ASTD" : var PlaneCode =  27; break;
      case "D-ASTE" : var PlaneCode =  28; break;
      case "D-ASTF" : var PlaneCode =  29; break;
      case "D-ASTH" : var PlaneCode =  30; break;
      case "D-ASTI" : var PlaneCode =  31; break;
      case "D-ASTJ" : var PlaneCode =  32; break;
      case "D-ASTK" : var PlaneCode =  33; break;
      case "D-ASCA" : var PlaneCode =  34; break;
      case "D-ASCB" : var PlaneCode =  35; break;
      case "D-ASCD" : var PlaneCode =  36; break;
      case "D-ASMA" : var PlaneCode =  37; break;
      case "D-ASMB" : var PlaneCode =  38; break;
      case "D-ASMC" : var PlaneCode =  39; break;
      case "D-ASMD" : var PlaneCode =  40; break;
      case "D-ASME" : var PlaneCode =  41; break;
      default       : var PlaneCode = -1; break;
  }
  return PlaneCode;
  }