//--------------------------------------------------------------------------
//OBJECTS DECLARATION
//--------------------------------------------------------------------------
//That object capture information to help to plan the different tasks
function  ObjPlanning() {
  this. id;
  this. listDay = {} ;//Planning days
  this. listProcessMaintenance = {};//List of equipment maintenance process
  this. listProcessMaintenance = {};//List of individual process
  this. planListRess = {};//list of ressource
  this. planListRess = workWeekend;
  this. codePlanning;
  //----------------------------
  //Add method: insert day object to the planning (listDay)
  this. insertDay = function (day) {
    this.listDay [day.dateDay] = day;
  };
  //has method: check if a day is included in planning
  this. hasDay = function (dateDay) {
    return this.listDay.hasOwnProperty(dateDay);
  };