function cascadeCountry(value) {
   if (document.getElementById("txtcountry") != null) {
	if (value != '') {
	    http.open('get', 'cascade_sign.php?a=country&v=' + value );
	    document.getElementById('txtregion').innerHTML = "  " + loadingTag;
	    http.onreadystatechange = handleResponse;
	    http.send(null);
	}
   }
}

//function cascadeCountry2(value) {
//   if (document.getElementById("txtcountry2") != null) {
//      http.open('get', 'cascade_sign2.php?a=country&v=' + value );
//	document.getElementById('txtstateprovince').innerHTML="  "+loadingTag;
//      http.onreadystatechange = handleResponse;
//      http.send(null);
//   }
//}