text: var BusinessLogic = function() {
  
  	this.isGenerateActivities = function isGenerateActivities(activities) {
  		var isGenerateActivities = false;
  		if (activities != null) {
  			if (activities.length == 0) {
  				isGenerateActivities = true;
  			}
  		} else {
  			isGenerateActivities = true;
  		}
  		return isGenerateActivities;
  	}
  
  	this.isGenerateEmployees = function isGenerateEmployees(employees) {
  		var isGenerateEmployees = false;
  		if (employees != null) {
  			if (employees.length == 0) {
  				isGenerateEmployees = true;
  			}
  		} else {
  			isGenerateEmployees = true;
  		}
  		return isGenerateEmployees;
  	}
  
  }