// getDep.js vers getDep.php response

function ajaxquery(div_response,waiting_text,postvars,file)
{
    var XHR = null;
	if(window.XMLHttpRequest)
	XHR = new XMLHttpRequest();
	else if(window.ActiveXObject)
	XHR = new ActiveXObject("Microsoft.XMLHTTP");
	else{
	alert("Votre navigateur ne supporte pas les objets XMLHTTPRequest ...");
	return;
	}

	if(XHR!=null){
	document.getElementById(div_response).innerHTML = waiting_text;
	}
	
	XHR.open("POST",file,true);
	XHR.setRequestHeader('Content-Type','application/x-www-form-urlencoded; charset=ISO-8859-1');
	XHR.send(postvars);
	
	XHR.onreadystatechange = function wait()
	{
		if(XHR.readyState==4){
		if(XHR.status==200){document.getElementById(div_response).innerHTML = XHR.responseText;}
		}
	}
	
	return;
}

function getDep()
{
	// trouver la region selectionnee
	var regions = document.forms['searchform'].region_id;
	var region_id = null;
	
	for(i=0; i<regions.options.length; i++)
	{
	if(regions.options[i].selected){region_id = regions.options[i].value;}
	}
		
	// creer l'instance ajax
	ajaxquery("getDep","Patientez ...","region_id="+region_id,"./static/js/getDep.php");
}
function getReg()
{
	// trouver la region selectionnee
	var departements = document.forms['searchform'].region_dep_id;
	var region_dep_id = null;
	
	for(i=0; i<departements.options.length; i++)
	{
	if(departements.options[i].selected){region_dep_id = departements.options[i].value;}
	}
		
	// creer l'instance ajax
	ajaxquery("getReg","Patientez ...","region_dep_id="+region_dep_id,"./static/js/getDep.php");
	//(div_response,waiting_text,postvars,file)
}