function affiche(truc, truc2, truc3, truc4, truc5, truc6, truc7, truc8, truc9, truc10)
   {
	 			 truc.style.backgroundImage='url(images/bouton-homme.jpg)';
				  truc.style.marginBottom='0px';
	        truc.style.height='29px';
					truc.style.backgroundPosition='bottom';
					
				truc2.style.backgroundImage='url(images/bouton-femme.jpg)';
				truc2.style.marginBottom='0px';
	      truc2.style.height='29px';
				truc.style.backgroundPosition='bottom';
				
				truc3.style.backgroundImage='url(images/bouton-ados.jpg)';
				 truc3.style.marginBottom='0px';
	       truc3.style.height='29px';
				 truc.style.backgroundPosition='bottom';
				 
				truc4.style.backgroundImage='url(images/bouton-enfant.jpg)';
				 truc4.style.marginBottom='0px';
	       truc4.style.height='29px';
				 truc.style.backgroundPosition='bottom';
				 
				truc5.style.backgroundImage='url(images/hommes.gif)';
				 truc5.style.paddingTop='2px';
	       truc5.style.height='26px';
				 
           truc6.style.backgroundImage='url(images/femme.gif)';
					    truc6.style.paddingTop='2px';
	           truc6.style.height='26px';
						 
					truc7.style.backgroundImage='url(images/ados.gif)';
					 truc7.style.paddingTop='2px';
	        truc7.style.height='26px';
					
           truc8.style.backgroundImage='url(images/enfant.gif)';
					 truc8.style.paddingTop='2px';
	         truc8.style.height='26px';
					 

	truc9.style.visibility='visible';
	  truc10.style.visibility='hidden';

}

	
function voire(etat,ferme){
      
      etat.style.visibility='visible';
			
			ferme.style.visibility='hidden';
}