/*
Sun Ringlé AJAX JavaScript by Ty Rayner
---------------------------------------------
User-Definable constants are below:
*/

/*const*/ var nav_request_base = 'http://www.sun-ringle.com/navpages/';
/*const*/ var content_request_base = 'http://www.sun-ringle.com/contentpages/';


/*
END USER-CONFIGURABLE CONTENT
DO NOT MODIFY BELOW THIS LINE
---------------------------------------------
*/

var			xmlreq_loadnavpage = null;
var			xmlreq_loadcontentpage = null;

function getXMLHttpRequest()
{
	var xmlHttp;
	
	if (window.XMLHttpRequest)
	{
		xmlHttp = new XMLHttpRequest()
	}
	else if (window.ActiveXObject)
	{
		xmlHttp = new ActiveXObject("Microsoft.XMLHTTP"); 
	}
	else
	{
		alert("Could not getXMLHttpRequest()");
		xmlHttp = null;
	}
	
	return xmlHttp;
}

function ajax_loadNavPageCallback()
{
/*
0 = uninitialized
1 = loading
2 = loaded
3 = interactive
4 = complete
*/
	verboseAlerts = false;
	
	switch (xmlreq_loadnavpage.readyState)
	{
		case (0): // uninitialized;
			if (verboseAlerts) alert("uninitialized");
			break;
		case (1): // loading;
			if (verboseAlerts) alert("loading");
			break;
		case (2): // loaded;
			if (verboseAlerts) alert("loaded");
			break;
		case (3): // interactive;
			if (verboseAlerts) alert("interactive");
			break;
		case (4): // complete;
			if (verboseAlerts) alert("loaded");
			if (xmlreq_loadnavpage.responseText && ((!(xmlreq_loadnavpage.status)) || (xmlreq_loadnavpage.status == 200))) {
				loadNavPageCallback(xmlreq_loadnavpage.responseText, null);
			}
			else
			{
				loadNavPageCallback(null, "Couldn't load nav page. Got status " + xmlreq_loadnavpage.status);
			}
			xmlreq_loadnavpage = null;
			break;
	}
}

function ajax_loadNavPage(navPageName, sendData)
{
	if (xmlreq_loadnavpage)
	{
		alert("Already loading a request.");
		return;
	}
	
	var loadPath;
	
	xmlreq_loadnavpage = getXMLHttpRequest();
	
	loadPath = (nav_request_base + navPageName + ".php5");
	
	xmlreq_loadnavpage.onreadystatechange = ajax_loadNavPageCallback;
	xmlreq_loadnavpage.open("POST", loadPath, true);
	//xmlreq_loadnavpage.open("POST", "a_uber", true);
	xmlreq_loadnavpage.send(sendData ? sendData : "")
}



function ajax_loadContentPageCallback()
{
	verboseAlerts = false;
	
	if (xmlreq_loadcontentpage.readyState != 4) return;
	
	if (verboseAlerts) alert("loaded");
	if (xmlreq_loadcontentpage.responseText && ((!(xmlreq_loadcontentpage.status)) || (xmlreq_loadcontentpage.status == 200))) {
		loadContentPageCallback(xmlreq_loadcontentpage.responseText, null);
	}
	else
	{
		loadContentPageCallback(null, "Couldn't load content page. Got status " + xmlreq_loadcontentpage.status);
	}
	xmlreq_loadcontentpage = null;
}

function ajax_loadContentPage(contentPageName, sendData)
{
	if (xmlreq_loadcontentpage)
	{
		alert("Already loading a request.");
		return;
	}
	
	var loadPath;
	
	xmlreq_loadcontentpage = getXMLHttpRequest();
	
	loadPath = (content_request_base + contentPageName + ".php5");
	
	//alert(loadPath);
	
	xmlreq_loadcontentpage.onreadystatechange = ajax_loadContentPageCallback;
	xmlreq_loadcontentpage.open("POST", loadPath, true);
	//xmlreq_loadnavpage.open("POST", "a_uber", true);
	xmlreq_loadcontentpage.send(sendData ? sendData : "")
}