function startScrollActu(){
	posScroll += 10;
	document.getElementById('scrollActu').scrollTop = posScroll;
	if(posScroll % 150){
		if(posScroll>document.getElementById('scrollActu').scrollTop){
			posScroll = 0;
			scrollTimer = setTimeout("startScrollActu()",0);	
			}else{
			scrollTimer = setTimeout("startScrollActu()",100);	
			}
		}else{
		setTimeout("startScrollActu()",5000);
		}
	}