function masqueProfil(event) {
		Event.stop(event);
		
		var itineraire = document.getElementById('itineraire');	
		new Effect.Appear(document.getElementById('itineraire'),{duration: 0});
				
		$$('.lienCarteRoute').each( function(e) {
			e.addClassName('navDecouverte');
			Event.observe(e, 'click', carteRoute);
		});
				
		$$('.lienCarteSentier').each( function(e) {
			Event.observe(e, 'click', carteSentier);
		});
	}	
	
	function carteRoute(event){
		Event.stop(event);

		$$('.lienCarteRoute').each( function(e) {
			e.addClassName('navDecouverte');
		});
		$$('.lienCarteSentier').each( function(e) {
			e.removeClassName('navDecouverte');
		});
		new Effect.Fade(document.getElementById('sentier'),{duration: 0});
		new Effect.Appear(document.getElementById('itineraire'),{duration: 0});
		return false;
	}
	
	function carteSentier(event){
		Event.stop(event);
		
		$$('.lienCarteSentier').each( function(e) {
			e.addClassName('navDecouverte');
		});
		$$('.lienCarteRoute').each( function(e) {
			e.removeClassName('navDecouverte');
		});
		new Effect.Fade(document.getElementById('itineraire'),{duration: 0});
		new Effect.Appear(document.getElementById('sentier'),{duration: 0});
		return false;
	}
 		
	Event.observe(window, 'load', masqueProfil);