$(document).ready(function(){ 

$(document).pngFix(); 

$('.visuel a').lightBox();

$('.motif a').lightBox();

$('#contenu').css("opacity","0");	
$('#contenu').animate( {opacity:"1"}, 2700 );	

$('.visuel_fond').css("opacity","0");	 
$('.visuel_fond').css("top","-45px");	   
$('.visuel_fond').animate( { top:"45px", opacity:"1"}, 1800 );	

$('.visuel_fond_accueil').css("opacity","0");	 
$('.visuel_fond_accueil').css("top","-60px");	   
$('.visuel_fond_accueil').animate( { top:"0", opacity:"1"}, 3600 );	    	

});