window.addEvent('domready', function(){
	

	/* menu de droite*/

	//précharge les images pour éviter les sautes au rollover

	new Asset.images([

		'menu_presentation_on.png',

		'menu_chantier_on.png', 

		'menu_eco_on.png', 

		'menu_cedre_on.png', 

		'menu_informations_on.png'

	]);

	

});//fin domready



window.addEvent('load', function(){

	
	

	var intro = $('presentation_intro').effects({duration: 1200});

	var archi = $('presentation_archi').effects({duration: 1200});

	var loin = $('presentation_loin').effects({duration: 1200});

	

	(function(){intro.start({'top': [0, 66]}); }).delay(400);

		(function(){archi.start({'top': [0, 66]}); }).delay(200);

		(function(){loin.start({'top': [0, 86]});

	}).delay(100);

			


	$$('.rightmenuimg').each(function(obj, i) {       

		obj.addEvents({

			'mouseenter': function(){ obj.src = obj.src.replace(/_off.png/g,'_on.png'); },

			'mouseleave': function(){ obj.src = obj.src.replace(/_on.png/g,'_off.png'); }

		});

	});



	// mouvements des boutons au rollover

	$('presentation_intro').addEvent('mouseenter', function(e){

		intro = $('presentation_intro').effects({duration: 300});

		intro.start({'top': [66, 86]});

	});

	$('presentation_intro').addEvent('mouseleave', function(e){

		intro.stop();

		intro.start({'top': [86, 66]});

	});

	

	$('presentation_archi').addEvent('mouseenter', function(e){

		archi = $('presentation_archi').effects({duration: 300});

		archi.start({'top': [66, 86]});

	});

	$('presentation_archi').addEvent('mouseleave', function(e){

		archi.stop();

		archi.start({'top': [86, 66]});

	});
	
});//fin load