//HTTP-POST/GET Code
var http_request = false;
function makeHTTPRequest(url, command, parameters, typeRequest)
{
	http_request = false;
	if (window.XMLHttpRequest)
	{ // Mozilla, Safari,...
		http_request = new XMLHttpRequest();

		if (http_request.overrideMimeType)
		{
			// set type accordingly to anticipated content type
			http_request.overrideMimeType('text/xml');
			//http_request.overrideMimeType('text/html');
		}
	} else if (window.ActiveXObject) { // IE
		try
		{
			http_request = new ActiveXObject('Msxml2.XMLHTTP');
		} catch (e) {
			try
			{
				http_request = new ActiveXObject('Microsoft.XMLHTTP');
			} catch (e) {
				// do nothing
			}
		}
	}
	if (!http_request)
	{
		return false;
	}

	http_request.onreadystatechange = function()
	{
		if(http_request.readyState == 4)
		{
			if(http_request.status == 200)
			{
				getContents(command, http_request);
			} else {
				alert('There was a problem with the request');
				getContents(command, '');
			}
		}
	}

	if(typeRequest != 'GET')
	{
		typeRequest = 'POST';
	} else {
		typeRequest = 'GET';
		url = url + '?' + parameters;
		parameters = null;
	}
	try
	{
		http_request.open(typeRequest, url, true);
	} catch (e) {
		// An error occurred trying to communicate with server
		// AEC: Need to handle error reporting and issues
		alert('an error occured trying to communicate with server: ' + e);
	}
	if(typeRequest == 'POST')
	{
		http_request.setRequestHeader('Content-type', 'application/x-www-form-urlencoded');
		http_request.setRequestHeader('Content-length', parameters.length);
		http_request.setRequestHeader('Connection', 'close');
	}
	http_request.send(parameters);
}

function getContents(command_str, httpRequest_obj)
{
	var response_str = '';
	try
	{
		response_str = httpRequest_obj.responseText;
	} catch (e) {
		response_str = '';
	}
	// This could process the return value - but it doesn't
	if(response_str != '') {
		alert(response_str);
	}
}