// JavaScript Document
function dochange(src, val, val2) {
/* if (src == "town_select") { //reset the estates
document.getElementById('estate_select').innerHTML = '<select name="estate" id="estate"><option value="" selected="selected">Select City/Town</option></select>';
}*/
xmlHttp=GetXmlHttpObject();
var url="../inc/do_areas_avail.php";
var to_send = "data="+src+"&val="+val+"&val2="+val2;
xmlHttp.onreadystatechange=stateChanged;
xmlHttp.open("POST",url,true);
xmlHttp.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
xmlHttp.send(to_send);
function stateChanged() {
if (xmlHttp.readyState==4 && xmlHttp.status == 200)
  document.getElementById(src).innerHTML = xmlHttp.responseText;
}
}