function date()
{
	var today=new Date();
	var date_heure="";
	h = today.getHours();
	m = today.getMinutes();
	s = today.getSeconds();

	if(h<10)
		{ h = '0'+h; }
	if(m<10)
		{ m = '0'+m; }
	if(s<10)
		{ s = '0'+s; }
	date_heure = ''+h+' : '+m+' : '+s+'';

	document.getElementById('heure').innerHTML = date_heure;
}
setInterval("date()",1000);