// Provide a default path to dwr.engine
if (dwr == null) var dwr = {};
if (dwr.engine == null) dwr.engine = {};
if (DWREngine == null) var DWREngine = dwr.engine;

if (PopPromotion == null) var PopPromotion = {};
PopPromotion._path = '/ngedu/dwr';
PopPromotion.dwrStudentPromotion = function(callback) {
  dwr.engine._execute(PopPromotion._path, 'PopPromotion', 'dwrStudentPromotion', callback);
}