function ajax(text)
{

 if (text.length >= 3) {
    var xhr=null;
    var Url;

    if (window.XMLHttpRequest) { 
        xhr = new XMLHttpRequest();
    }
    else if (window.ActiveXObject) 
    {
        xhr = new ActiveXObject("Microsoft.XMLHTTP");
    }

    xhr.onreadystatechange = function() { MajInfo(xhr); };
    


    Url = "http://cms.ordilem.net/FraisDep.php?critere="+text;
    xhr.open("GET", Url, true);
    xhr.send(null);
    }
 
}

function MajInfo(xhr)
{
	var docXML= xhr.responseXML;
	if (docXML) {

	var items = docXML.getElementsByTagName("Ville")
	var text="<table class='spip' >";

	text = text + "<tbody>";
	for (i=0;i<items.length;i++)
	{
	
		if (i%2)
			text = text + "<tr class='row_even'>";
		else
			text = text + "<tr class='row_odd'>";
			
		text = text + "<td>" +	items[i].getElementsByTagName("Nom")[0].firstChild.nodeValue +"</td>";
		text = text + "<td>" +	items[i].getElementsByTagName("Distance")[0].firstChild.nodeValue +" km</td>";
		text = text + "<td>" +	items[i].getElementsByTagName("Prix")[0].firstChild.nodeValue +" €</td>";
		text = text + "</tr>";

		//alert (items.item(i).firstChild.data);
	}
		text = text + "</tbody>";
		text = text + "</table>";	

	}
	if (text){
		if (text == "")
			document.getElementById("AffFD").innerHTML = "pas de réponse";
		else
			document.getElementById("AffFD").innerHTML = text;
		

	}
}