private void FillDepartement()
{
IEnumerable <DepartementDto> data;
LookupManager lm = new LookupManager();
data = lm.GetAllDepartementForCompany((int)Session["CompagnieID"]);
DdlDepartement.DataSource = data;
DdlDepartement.DataValueField = "DepartementID";
DdlDepartement.DataTextField = "Nom";
DdlDepartement.DataBind();
DdlDepartement.Items.Insert(0, new ListItem("< Choisir un département >", "0"));
}
