function ajaxPostData(submitUrl, formData)
{
	var formDataAsString = '';
	for (var key in formData)
	{
		formDataAsString += (formDataAsString == '' ? '' : '&') + key + "=" + escape(formData[key]);
	}

	var oXMLHttpRequest = new XMLHttpRequest;
	oXMLHttpRequest.open('POST', submitUrl, false);
	oXMLHttpRequest.onreadystatechange = function()
	{
		if (this.readyState == XMLHttpRequest.DONE)
		{
			// alert('Response:\n' + this.responseText);
		}
	}
	oXMLHttpRequest.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
	oXMLHttpRequest.send(formDataAsString);
}