function pouet(e,el1,el2,el3,el4,el5){
	
		el1.fade(1);
		$('screen1').style.color="#000000";
		$('screen1').style.fontWeight = "bold";
		
		el2.fade(0);
		$('screen2').style.color="#999999";
		$('screen2').style.fontWeight = "normal";
		
		el3.fade(0);
		$('screen3').style.color="#999999";
		$('screen3').style.fontWeight = "normal";
		
		el4.fade(0);
		$('screen4').style.color="#999999";
		$('screen4').style.fontWeight = "normal";
		
		el5.fade(0);
		$('screen5').style.color="#999999";
		$('screen5').style.fontWeight = "normal";
	
	}


window.addEvent('domready', function() {
	var el1 = $('ecran1');
	var el2 = $('ecran2');
	var el3 = $('ecran3');
	var el4 = $('ecran4');
	var el5 = $('ecran5');
	
	$('screen1').addEvent('click', function(e) {
		// You often will need to stop propagation of the event
		pouet(e,el1,el2,el3,el4,el5)
		
		
	});
	
	
	$('screen2').addEvent('click', function(e) {
			// You often will need to stop propagation of the event
			e.stop();
			
			el1.fade(0);
			$('screen1').style.color="#999999";
			$('screen1').style.fontWeight = "normal";
			
			el2.fade(1);
			$('screen2').style.color="#000000";
			$('screen2').style.fontWeight = "bold";
			
			el3.fade(0);
			$('screen3').style.color="#999999";
			$('screen3').style.fontWeight = "normal";
			
			el4.fade(0);
			$('screen4').style.color="#999999";
			$('screen4').style.fontWeight = "normal";
			
			el5.fade(0);
			$('screen5').style.color="#999999";
			$('screen5').style.fontWeight = "normal";
			
		});
	
	$('screen3').addEvent('click', function(e) {
			// You often will need to stop propagation of the event
			e.stop();
			
			el1.fade(0);
			$('screen1').style.color="#999999";
			$('screen1').style.fontWeight = "normal";
			
			el2.fade(0);
			$('screen2').style.color="#999999";
			$('screen2').style.fontWeight = "normal";
			
			el3.fade(1);
			$('screen3').style.color="#000000";
			$('screen3').style.fontWeight = "bold";
			
			el4.fade(0);
			$('screen4').style.color="#999999";
			$('screen4').style.fontWeight = "normal";
			
			el5.fade(0);
			$('screen5').style.color="#999999";
			$('screen5').style.fontWeight = "normal";
			
		});
	
	$('screen4').addEvent('click', function(e) {
			// You often will need to stop propagation of the event
			e.stop();
			
			el1.fade(0);
			$('screen1').style.color="#999999";
			$('screen1').style.fontWeight = "normal";
			
			el2.fade(0);
			$('screen2').style.color="#999999";
			$('screen2').style.fontWeight = "normal";
			
			el3.fade(0);
			$('screen3').style.color="#999999";
			$('screen3').style.fontWeight = "normal";
			
			el4.fade(1);
			$('screen4').style.color="#000000";
			$('screen4').style.fontWeight = "bold";
			
			el5.fade(0);
			$('screen5').style.color="#999999";
			$('screen5').style.fontWeight = "normal";
			
		});
	
	$('screen5').addEvent('click', function(e) {
			// You often will need to stop propagation of the event
			e.stop();
			
			el1.fade(0);
			$('screen1').style.color="#999999";
			$('screen1').style.fontWeight = "normal";
			
			el2.fade(0);
			$('screen2').style.color="#999999";
			$('screen2').style.fontWeight = "normal";
			
			el3.fade(0);
			$('screen3').style.color="#999999";
			$('screen3').style.fontWeight = "normal";
			
			el4.fade(0);
			$('screen4').style.color="#999999";
			$('screen4').style.fontWeight = "normal";
			
			el5.fade(1);
			$('screen5').style.color="#000000";
			$('screen5').style.fontWeight = "bold";
			
		});
		
		
});