function reload_select_from(){

	var f = document.getElementById('moteur_recherche');
	var l1    = f.elements["id_destination"];
	var l2    = f.elements["id_types_chasse"];
	var l3    = f.elements["id_periode"];
	var l4    = f.elements["id_animal"];
	var l5    = f.elements["id_budget"];

	   var xhr_object = null;
		
	   if(window.XMLHttpRequest) // Firefox
		  xhr_object = new XMLHttpRequest();
	   else if(window.ActiveXObject) // Internet Explorer
		  xhr_object = new ActiveXObject("Microsoft.XMLHTTP");
	   else  return;
	
	   xhr_object.open("POST", "rechercher_xhr.php", true);
		
	   xhr_object.onreadystatechange = function() {
		  if(xhr_object.readyState == 4) f.innerHTML = xhr_object.responseText;
	   }
		
	   xhr_object.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
	   var data = "id_destination="+escape(l1.options[l1.selectedIndex].value)+"&id_types_chasse="+escape(l2.options[l2.selectedIndex].value)+"&id_periode="+escape(l3.options[l3.selectedIndex].value)+"&id_animal="+escape(l4.options[l4.selectedIndex].value)+"&id_budget="+escape(l5.options[l5.selectedIndex].value);
	   xhr_object.send(data);
	
}