// fonction spécifique aux 'selects'
function affichageliste(element) {
selection = element.options[element.options.selectedIndex].index;

  // si le choix est le premier (Choisissez), on nettoie la zone de texte
  if ( selection == '0' ) {
  document.getElementById('programme1').style.display="none";
  document.getElementById('programme2').style.display="none";
  document.getElementById('programme3').style.display="none";
  document.getElementById('programme4').style.display="none";
  document.getElementById('programme5').style.display="none";
  document.getElementById('programme6').style.display="none";
  document.getElementById('programme7').style.display="none";
  
  document.getElementById('marque1').style.display="none";
  document.getElementById('marque2').style.display="none";
  document.getElementById('marque3').style.display="none";
  document.getElementById('marque4').style.display="none";
  document.getElementById('marque5').style.display="none";
  document.getElementById('marque6').style.display="none";
  document.getElementById('marque7').style.display="none";
  
  document.getElementById('precision1').style.display="none";
  document.getElementById('precision2').style.display="none";
  document.getElementById('precision3').style.display="none";
  document.getElementById('precision4').style.display="none";
  document.getElementById('precision5').style.display="none";
  document.getElementById('precision6').style.display="none";
  document.getElementById('precision7').style.display="none";
  
  document.getElementById('annee').style.display="none";
  document.getElementById('programme8').style.display="inline";
  document.getElementById('marque8').style.display="inline";
  document.getElementById('precision8').style.display="inline";
  document.getElementById('annee2').style.display="inline";
  }
  
  else
  {
  // si le choix n'est pas le premier, on lance l'affichage du choix
   if ( selection == '1')
   		{document.getElementById('programme1').style.display="inline";
		document.getElementById('marque1').style.display="inline";
		document.getElementById('precision1').style.display="inline";
		document.getElementById('annee').style.display="inline";
		document.getElementById('programme8').style.display="none";
		document.getElementById('marque8').style.display="none";
		document.getElementById('precision8').style.display="none";
		document.getElementById('annee2').style.display="none";
		}
		else
		{document.getElementById('programme1').style.display="none";
		document.getElementById('marque1').style.display="none";
		document.getElementById('precision1').style.display="none";
		//document.getElementById('annee').style.display="none";
		}
   if ( selection == '2') 
   		{document.getElementById('programme2').style.display="inline";
		document.getElementById('marque2').style.display="inline";
		document.getElementById('precision2').style.display="inline";
		document.getElementById('annee').style.display="inline";
		document.getElementById('programme8').style.display="none";
		document.getElementById('marque8').style.display="none";
		document.getElementById('precision8').style.display="none";
		document.getElementById('annee2').style.display="none";
		}
		else
		{document.getElementById('programme2').style.display="none";
		document.getElementById('marque2').style.display="none";
		document.getElementById('precision2').style.display="none";
		//document.getElementById('annee').style.display="none";
		}
   if ( selection == '3')
   		{document.getElementById('programme3').style.display="inline";
		document.getElementById('marque3').style.display="inline";
		document.getElementById('precision3').style.display="inline";
		document.getElementById('annee').style.display="inline";
		document.getElementById('programme8').style.display="none";
		document.getElementById('marque8').style.display="none";
		document.getElementById('precision8').style.display="none";
		document.getElementById('annee2').style.display="none";
		}
		else
		{document.getElementById('programme3').style.display="none";
		document.getElementById('marque3').style.display="none";
		document.getElementById('precision3').style.display="none";
		//document.getElementById('annee').style.display="none";
		}
   if ( selection == '4')
   		{document.getElementById('programme4').style.display="inline";
		document.getElementById('marque4').style.display="inline";
		document.getElementById('precision4').style.display="inline";
		document.getElementById('annee').style.display="inline";
		document.getElementById('programme8').style.display="none";
		document.getElementById('marque8').style.display="none";
		document.getElementById('precision8').style.display="none";
		document.getElementById('annee2').style.display="none";
		}
		else
		{document.getElementById('programme4').style.display="none";
		document.getElementById('marque4').style.display="none";
		document.getElementById('precision4').style.display="none";
		//document.getElementById('annee').style.display="none";
		}
   if ( selection == '5')
   		{document.getElementById('programme5').style.display="inline";
		document.getElementById('marque5').style.display="inline";
		document.getElementById('precision5').style.display="inline";
		document.getElementById('annee').style.display="inline";
		document.getElementById('programme8').style.display="none";
		document.getElementById('marque8').style.display="none";
		document.getElementById('precision8').style.display="none";
		document.getElementById('annee2').style.display="none";
		}
		else
		{document.getElementById('programme5').style.display="none";
		document.getElementById('marque5').style.display="none";
		document.getElementById('precision5').style.display="none";
		//document.getElementById('annee').style.display="none";
		}
   if ( selection == '6')
   		{document.getElementById('programme6').style.display="inline";
		document.getElementById('marque6').style.display="inline";
		document.getElementById('precision6').style.display="inline";
		document.getElementById('annee').style.display="inline";
		document.getElementById('programme8').style.display="none";
		document.getElementById('marque8').style.display="none";
		document.getElementById('precision8').style.display="none";
		document.getElementById('annee2').style.display="none";
		}
		else
		{document.getElementById('programme6').style.display="none";
		document.getElementById('marque6').style.display="none";
		document.getElementById('precision6').style.display="none";
		//document.getElementById('annee').style.display="none";
		}
   if ( selection == '7')
   		{document.getElementById('programme7').style.display="inline";
		document.getElementById('marque7').style.display="inline";
		document.getElementById('precision7').style.display="inline";
		document.getElementById('annee').style.display="inline";
		document.getElementById('programme8').style.display="none";
		document.getElementById('marque8').style.display="none";
		document.getElementById('precision8').style.display="none";
		document.getElementById('annee2').style.display="none";
		}
		else {document.getElementById('programme7').style.display="none";
		document.getElementById('marque7').style.display="none";
		document.getElementById('precision7').style.display="none";
		//document.getElementById('annee').style.display="none";
		}
  }
}