function effacer_zones()
{
	//Efface les zones du formulaire
	document.all["nom"].value =  ""; 
	document.all["prenom"].value =  ""; 
	document.all["adresse"].innerText =  "";
	document.all["tel"].value =  ""; 
}

function verifmail()
{ 
	adresse = document.getElementById("email").value; 
	var place = adresse.indexOf("@",1); 
	var point = adresse.indexOf(".",place+1); 
	if ((place > -1)&&(adresse.length >2)&&(point > 1))
	return true; 
	else
	{ 
		alert(msg_email_invalide); 
		return false; 
	} 
}

function afficher_champ(cas)
{
	if(cas==1)
		document.getElementById("etat").style.visibility = "hidden";
	else if(cas==0)
		document.getElementById("etat").style.visibility = "visible";
}

var url="liste_etat.php?pays="; 
var http;

if(window.XMLHttpRequest) 
	http = new XMLHttpRequest();   
else
	http = new ActiveXObject("Microsoft.XMLHTTP");

function majActeur()
{
	var maj = document.getElementById("pays").value;

	if(maj == "35" || maj == "215")
	{
		http.open("GET", url + escape(maj), true);
		http.onreadystatechange = handleHttpResponse;
		http.send(null);
	}
	else
		afficher_champ(1);
}

function handleHttpResponse()
{
	afficher_champ(0);

	if (http.readyState == 4)
	{
		results = http.responseText.split(";;");
		taille = results.length - 1;

		var i = document.getElementById("etat");

		while (i.options.length>0)
			i.options[0] = null;

		var k = document.createElement('option');
		k.value= '-1';
		i.appendChild(k);

		var maj = document.getElementById("pays").value;

		if(maj == "35")
			var l = document.createTextNode(msg_choisissez);
		else
			var l = document.createTextNode(msg_choisissez);

		k.appendChild(l);
		for(var j=0;j<taille;j++)
		{
			result2 = results[j].split(",");
			k = document.createElement('option');
			k.value= result2[0];
			i.appendChild(k);
			l = document.createTextNode(result2[1]);
			k.appendChild(l);
		}
	}
}