function showlogin() {
	document.getElementById('logonoverlay').style.display = 'block';
	document.getElementById('overlaybx').style.display = 'block';
	document.getElementById('logonframebx').style.visibility = 'visible';
}

function showRetreive() {
	document.getElementById('logonoverlay').style.display = 'block';
	document.getElementById('overlaybx').style.display = 'block';
	document.getElementById('logonframebx').style.visibility = 'visible';
	document.getElementById('logonframebx').src = '/logon.php?perdu';
}

function hidelogin() {
	parent.document.getElementById('logonoverlay').style.display = 'none';
	parent.document.getElementById('overlaybx').style.display = 'none';
	parent.document.getElementById('logonframebx').style.visibility = 'none';
}

function aPropos() {
	window.open(
		"/a-propos/popup.html",
		"A Propos",
		"width=525, height=600, left=900, top=350, resizable=no, toolbar=no, scrollbars=no, menubar=no, location=no, statusbar=no"
	);
}