public void updateSource(string previousName, string name, string address, string EmployeeName1, string EmployeeName2, string phone1, string phone2, string phone3)
{
source = new Source();
sourceDB = new SourceDB();
int ID = this.selectID(previousName);
source.setID(ID);
source.setName(name);
source.setEmployeeName1(EmployeeName1);
source.setEmployeeName2(EmployeeName2);
source.setAddress(address);
source.setPhone1(phone1);
source.setPhone2(phone2);
source.setPhone3(phone3);
sourceDB.update(source);
}