if($_POST['id_country']=='')
 {
  if($_SESSION['id_country']!='')$_POST['id_country']=$_SESSION['id_country'];
 }
else
 {
  $_SESSION['id_country']=$_POST['id_country'];
 } 
if($_POST['structure_type']=='')
 {
  if($_SESSION['structure_type']!='')$_POST['structure_type']=$_SESSION['structure_type'];
 }
else
 {
  $_SESSION['structure_type']=$_POST['structure_type'];
 } 
if($_POST['ara_type']=='')
 {
  if($_SESSION['ara_type']!='')$_POST['ara_type']=$_SESSION['ara_type'];
 }
else
 {
  $_SESSION['ara_type']=$_POST['ara_type'];
 } 
if($_POST['implementation']=='')
 {
  if($_SESSION['implementation']!='')$_POST['implementation']=$_SESSION['implementation'];
 }
else
 {
  $_SESSION['implementation']=$_POST['implementation'];
 } 
if($_POST['sv_ara_source']=='')
 {
  if($_SESSION['sv_ara_source']!='')$_POST['sv_ara_source']=$_SESSION['sv_ara_source'];
 }
else
 {
  $_SESSION['sv_ara_source']=$_POST['sv_ara_source'];
 } 
if($_POST['sv_ara_domaine']=='')
 {
  if($_SESSION['sv_ara_domaine']!='')$_POST['sv_ara_domaine']=$_SESSION['sv_ara_domaine'];
 }
else
 {
  $_SESSION['sv_ara_domaine']=$_POST['sv_ara_domaine'];
 } 
if($_POST['sv_ara_cible']=='')
 {
  if($_SESSION['sv_ara_cible']!='')$_POST['sv_ara_cible']=$_SESSION['sv_ara_cible'];
 }
else
 {
  $_SESSION['sv_ara_cible']=$_POST['sv_ara_cible'];
 } 
if($_POST['sv_ara_vecteur']=='')
 {
  if($_SESSION['sv_ara_vecteur']!='')$_POST['sv_ara_vecteur']=$_SESSION['sv_ara_vecteur'];
 }
else
 {
  $_SESSION['sv_ara_vecteur']=$_POST['sv_ara_vecteur'];
 } 
if($_POST['ara_prevention']=='')
 {
  if($_SESSION['ara_prevention']!='')$_POST['ara_prevention']=$_SESSION['ara_prevention'];
 }
else
 {
  $_SESSION['ara_prevention']=$_POST['ara_prevention'];
 } 
if($_POST['sv_ara_partenaire']=='')
 {
  if($_SESSION['sv_ara_partenaire']!='')$_POST['sv_ara_partenaire']=$_SESSION['sv_ara_partenaire'];
 }
else
 {
  $_SESSION['sv_ara_partenaire']=$_POST['sv_ara_partenaire'];
 } 
if($_POST['ara_evaluation']=='')
 {
  if($_SESSION['ara_evaluation']!='')$_POST['ara_evaluation']=$_SESSION['ara_evaluation'];
 }
else
 {
  $_SESSION['ara_evaluation']=$_POST['ara_evaluation'];
 } 
if($_POST['mot']=='')
 {
  if($_SESSION['mot']!='')$_POST['mot']=$_SESSION['mot'];
 }
else
 {
  $_SESSION['mot']=$_POST['mot'];
 } 
