// actualise les ville et zipcode d'un champ ville ou zip
// listZipCity('q_zip[$row->id]', 'q_city[$row->id]', 'zip2city', '$arg')

function listZipCity(fieldID, fieldIDdestination, type, arg) {
	var divName = "divsearch" + fieldID ;
	var inputName = fieldID;
	var div = document.getElementById(divName);
	var champ = document.getElementById(inputName);
	var data = champ.value;
	
	div.style.visibility =1;
	
	
	if (data.length > 2) {
		var dataSent = "&data=" + data;
		var url = "ajax/seekZipCity.php?" + arg + "&ty=" + type + "&dest=" + fieldIDdestination;
		var xhr_object = null;
	    xhr_object = new XMLHttpRequest();
		xhr_object.open("POST", url, true);
	    xhr_object.onreadystatechange = function() {
			// remplacer le input par une liste de suggestion
			if (xhr_object.readyState == 4) {
				//alert(xhr_object.responseText);
				makeBloc(divName, xhr_object.responseText);
			}
	    }
		xhr_object.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
		xhr_object.send(dataSent);
	} else {
		makeBloc(divName, "");
	}
	
}