function show_feedback_form_callback()
{
$('#feedback_form_callback').show('slow');
}
function hide_feedback_form_callback()
{
$('#feedback_form_callback').hide('slow');
}
function send_feedback_callback(){
	var if_debug = 0;var form_id = 'callback';if (if_debug) console.log("=== send_feedback_callback ===");	if (if_debug) console.log("form_id: " + form_id);
	var if_error = 0;
var phone = document.getElementById('feedback_form_' + form_id + '_phone').value;
var name = document.getElementById('feedback_form_' + form_id + '_name').value;
var time = document.getElementById('feedback_form_' + form_id + '_time').value;
var el_id = '';
if (if_debug) console.log('checking param ' + phone);
el_error_id='feedback_form_' + form_id + '_error_phone';
if (if_debug) console.log('el_error_id: ' + el_error_id);
if ('' == phone)
{
if (if_debug) console.log('phone is empty');
if_error = 1;
document.getElementById(el_error_id).className='feedback_form_error';
}
else
{
if (if_debug) console.log('phone is not empty');
document.getElementById(el_error_id).className='feedback_form_error_hidden';
}
el_id='feedback_form_' + form_id + '_phone';
if (if_debug) console.log('el_id: ' + el_id);
if ('' == phone)
{
if (if_debug) console.log('phone is empty');
if_error = 1;
document.getElementById(el_id).className='feedback_form_input_error';
}
else
{
if (if_debug) console.log('phone is not empty');
document.getElementById(el_id).className='feedback_form_input';
}
if (if_debug) console.log ('if_error: ' + if_error);
if (!if_error)
{
var url = '/feedbackra/send.php?form=callback&form_id=' + form_id + '&phone=' + phone + '&name=' + name + '&time=' + time;
if (if_debug) console.log ('url: ' + url);
		var httpRequest;

		if (window.XMLHttpRequest) { // Mozilla, Safari, ...
			httpRequest = new XMLHttpRequest();
			if (httpRequest.overrideMimeType) {
				httpRequest.overrideMimeType('text/xml');
				// See note below about this line
			}
		} 
		else if (window.ActiveXObject) { // IE
			try {
				httpRequest = new ActiveXObject("Msxml2.XMLHTTP");
			} 
			catch (e) {
				try {
					httpRequest = new ActiveXObject("Microsoft.XMLHTTP");
				} 
				catch (e) {}
			}
		}

		if (!httpRequest) {
			alert('Giving up :( Cannot create an XMLHTTP instance');
			return false;
		}		httpRequest.onreadystatechange = function() { alertContents_callback(httpRequest, form_id); };		httpRequest.open('GET', url, true);
		httpRequest.send('');
	}if (if_debug) console.log("=== end: send_feedback_callback ===");}

function alertContents_callback(httpRequest, form_id) {
	if (httpRequest.readyState == 4) {
		if (httpRequest.status == 200) {
			//alert(httpRequest.responseText);
			if ('ok' == httpRequest.responseText)
			{
				document.getElementById('feedback_form_' + form_id + '_response_ok').className = 'feedback_form_ok';
				document.getElementById('feedback_form_' + form_id + '_response_error').className = 'feedback_form_error_hidden';
				document.getElementById('feedback_form_' + form_id + '_response').className = 'feedback_form_error_hidden';
				document.getElementById('feedback_form_' + form_id + '_send_button').style.display = 'none';

			}
			else
			{
				document.getElementById('feedback_form_' + form_id + '_response_ok').className = 'feedback_form_error_hidden';
				document.getElementById('feedback_form_' + form_id + '_response_error').className = 'feedback_form_error';
				document.getElementById('feedback_form_' + form_id + '_response').className = 'feedback_form_error';
				document.getElementById('feedback_form_' + form_id + '_response').innerHTML = httpRequest.responseText;
			}
		} else {
			//alert('There was a problem with the request.');
			document.getElementById('feedback_form_' + form_id + '_response_ok').className = 'feedback_form_error_hidden';
			document.getElementById('feedback_form_' + form_id + '_response_error').className = 'feedback_form_error';
		}
	}
}