// navigation
function montre(id) {
var d = document.getElementById(id);
for (var i = 1; i<=6; i++) {
	if (document.getElementById('ssnav'+i)) {document.getElementById('ssnav'+i).style.display='none';}
}
if (d) {d.style.display='block';}
document.getElementById('nav3').style.visibility='hidden';
}

// formulaire choix right
function validformappli() {
	if (document.acappli.choixappli.selectedIndex !== 0) {
		document.acappli.submit();
	} else {
		return false;
	}
}

function validformconst() {
	
	if (document.acconst.choixconst.selectedIndex !== 0) {
		document.acconst.submit();
	} else {
		return false;
	}
}

// formulaire construction
function validformappliaff() {
	if (document.acappliaff.choixappli.selectedIndex !== 0) {
		document.acappliaff.submit();
	} else {
		return false;
	}
}

// formulaire construction
function validformconstaff() {
	if (document.acconstaff.choixconst.selectedIndex !== 0) {
		document.acconstaff.submit();
	} else {
		return false;
	}
}

/// credits footer
 SignCach="YES";
 function showHideCredits() {
 	if (SignCach=="NO") {
	   document.getElementById('signatureTxt').style.display='none';
	   SignCach="YES";
    } else if (SignCach=="YES") {
       document.getElementById('signatureTxt').style.display='block';
	   SignCach="NO";
	}
 }