function initialise(){

      selectSejour = new SelectSejour('','cal1Date1','cal1Date2');

    //initialisation du bouton de la premiere page
      if (dgbi("bt_page_1"))
      {
      dgbi('bt_page_1').className="link_type1";
      }
    //initialisation du lien precedent de la navigation
      if (dgbi('precedent')){
      dgbi("precedent").style.display='none';
      }

      if(dgbi('numPage'))
      {
      pageToDisplay=dgbi('numPage').value;
      nbPageTotal=dgbi('nbPages').value;
      cachepagemoteur(nbPageTotal);
      pagemoteur(pageToDisplay,nbPageTotal);
      }
}