function affich(numbloc, total) {
	for(i=1;i<=total;i++) {
		if(i == numbloc) {
			document.getElementById("news_"+i).style.display = 'block';
			document.getElementById("news_"+i).style.visibility = 'visible';
			document.getElementById("aff_"+i).style.fontWeight = 'bold';
		} else {
			document.getElementById("news_"+i).style.display = 'none';
			document.getElementById("news_"+i).style.visibility = 'hidden';
			document.getElementById("aff_"+i).style.fontWeight = 'normal';
		}	
	}
	
}
function affichinnfo(numbloc) {
	for(i=1;i<=3;i++) {
		if(i == numbloc) {
			document.getElementById("info_"+i).style.display = 'block';
			document.getElementById("info_"+i).style.visibility = 'visible';
			document.getElementById("link_info_"+i).style.color = '#FFFFFF';
		} else {
			document.getElementById("info_"+i).style.display = 'none';
			document.getElementById("info_"+i).style.visibility = 'hidden';
			document.getElementById("link_info_"+i).style.color = '#000000';
		}	
	}
	
}

function verification(){
	 var send = 1;
	 var name = document.getElementById('name');
	 var email = document.getElementById('email');
	 var message = document.getElementById('message');
		
		if(name.value == "") {
				send = 0;
				name.style.borderColor = "#FF0000";
		} else {
				name.style.borderColor = "#535050";
		}
		if(email.value == "") {
				send = 0;
				email.style.borderColor = "#FF0000";
		} else {
				email.style.borderColor = "#535050";
		}
		if(message.value == "") {
				send = 0;
				message.style.borderColor = "#FF0000";
		} else {
				message.style.borderColor = "#535050";
		}
		

		if(send==0) {
			return false;
		} else {
			return true;
		}
	 
}
var m=1;
function affich_photo(nbre_img) {
	nbr_blco = nbre_img/3;
	for(i=1;i<=nbr_blco+1;i++) {
		if(document.getElementById("thumbs_"+i)) {
			document.getElementById("thumbs_"+i).style.display = 'none';
			document.getElementById("thumbs_"+i).style.visibility = 'hidden';
		}
	}
	if(m<=nbr_blco) {
		m++;
		
	} else  {
		m=1;
	}
	if(document.getElementById("thumbs_"+m)) {
		document.getElementById("thumbs_"+m).style.display = 'block';
		document.getElementById("thumbs_"+m).style.visibility = 'visible';
	}
}