function htmlEntities (s)
{
	s=s.replace(/"/g,"%22");
	s=s.replace(/&/g,"%26");
	s=s.replace(/</g,"%3C");
	s=s.replace(/>/g,"%3E");
	s=s.replace(/ /g,"%20");
	return(s);
}

function makeHttpRequestObject()
{
	var http_request = false;

	if (window.XMLHttpRequest) { // Mozilla, Safari, ...
		http_request = new XMLHttpRequest();
		if (http_request.overrideMimeType)
		{
			http_request.overrideMimeType('text/xml');
		}
	}
	else if (window.ActiveXObject)
	{ // IE
		try {
			http_request = new ActiveXObject('Msxml2.XMLHTTP');
		} catch (e) {
			try {
				http_request = new ActiveXObject('Microsoft.XMLHTTP');
			} catch (e) {}
		}
	}
	if (!http_request)
	{
		alert('Error starting AJAX. Contact Technical Support at 417-230-4706.');
		return false;
	}
	return http_request;
}

function AJAXSend(http_request,url,form_data)
{
	http_request.open('POST', url, true);
	http_request.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
	http_request.send(form_data);
}

function getNamedNodeValue(xmldoc,name)
{
	var node=xmldoc.getElementsByTagName(name).item(0);
	if(node.childNodes.length > 0)
		return node.childNodes[0].nodeValue;
	else
		return null;
}