function today(heure,date,lundi)
{
	if(heure<6 && !lundi)
	{
		document.getElementById("matin").style.visibility='visible';
		document.getElementById("pm").style.visibility='visible';
	}
	else if(heure<13)
	{
		document.getElementById("matin").style.visibility='hidden';
		document.getElementById("pm").style.visibility='visible';
	}
	else
	{
		alert("Livraison impossible pour aujourd'hui");
		exit;
	}
	document.form.date.value=date;
}
function another_day(date, lundi)
{
	if(!lundi)
	{
		document.getElementById("matin").style.visibility='visible';
		document.getElementById("pm").style.visibility='visible';
	}
	else
	{
		document.getElementById("matin").style.visibility='hidden';
		document.getElementById("pm").style.visibility='visible';
	}
	document.form.date.value=date;
}