function fadestart() {
	
new Effect.Appear('slide1', { duration: 1.4} );
	
}



function slide(id, maxi) {
	
	
	if(maxi>0){document.getElementById('slide1').style.display = 'none';}
	if(maxi>1){document.getElementById('slide2').style.display = 'none';}
	if(maxi>2){document.getElementById('slide3').style.display = 'none';}
	if(maxi>3){document.getElementById('slide4').style.display = 'none';}

	
new Effect.Appear('slide'+ id, { duration: 1.4} );
}