function toggle(id)
{
	if (document.layers)
	{
		current = (document.layers[id].display == 'none') ? 'block' : 'none';
		document.layers[id].display = current;
	}
	else if (document.all)
	{
		current = (document.all[id].style.display == 'none') ? 'block' : 'none';
		document.all[id].style.display = current;
	}
	else if (document.getElementById)
	{
		vista = (document.getElementById(id).style.display == 'none') ? 'block' : 'none';
		document.getElementById(id).style.display = vista;
	}
}


function heure()
{
auj = new Date();
h = auj.getHours();
m = auj.getMinutes();
s = auj.getSeconds();
	if(h<10)
	{ h = '0'+h; }
        if(m<10)
	{ m = '0'+m; }
        if(s<10)
	{ s = '0'+s; }
date = ''+h+':'+m+'';
	if(document.getElementById)
	{
		document.getElementById("heure_dyna").innerHTML = date;
	}
	else if(document.all)
	{
		document.all["heure_dyna"].innerHTML = date;
	}
}
window.setInterval("heure()",1000);