// AJAX core v.5

// By Pegasus Epsilon

//

// Known issues:

// - Google Chrome is strict about changing the innards of a css tag.

// --- gonna have to find a way around this.

var content = document.getElementById('content');

var style = document.getElementById('style');

var script = document.getElementById('script');

function run_handler (req) {

if (req.readyState == 4) {

if (req.status == 200) {

try { window.eval(req.responseText); }

catch (e) { alert("Error running external javascript: "+req.responseText); }

} else {

alert("Error "+req.status+" running external javascript:"+req.statusText);

}

}

}

function load_handler (req, dst) {

if (req.readyState == 4) {

if (req.status == 200 || req.status == 304) {

dst.innerHTML = req.responseText;

} else {

alert(

"failed: HTTP/1.1 "+req.status+" "+req.statusText+"\n"+req.getAllResponseHeaders()

);

history.go(0);

}

}

/* progress indicator, displayed DOM elements only.

else {

dst.innerHTML = "loading...";

}*/

}

function create_request () {

var req = false;

if (window.ActiveXObject) { // fuck microsoft right now.

try { req = new ActiveXObject("Msxml2.XMLHTTP"); }

catch (e) { req = new ActiveXObject("Microsoft.XMLHTTP"); }

} else { req = new XMLHttpRequest(); }

return req;

}

function send_request (req, uri, data) {

if (data) {

req.open('POST', uri, true);

req.setRequestHeader('Content-Type',

'application/x-www-form-urlencoded');

} else { req.open('GET', uri, true); }

req.send(data);

}

function run (uri, data) {

var req = create_request();

req.onreadystatechange = function () { run_handler(req) };

send_request(req, uri, data);

}

function load (uri, css, js, data) {

var req = create_request();

req.onreadystatechange = function () { load_handler(req, content); };

send_request(req, uri, data);

if (style && css) {

var cssreq = create_request();

cssreq.onreadystatechange = function () { load_handler(cssreq, style); };

send_request(cssreq, css);

}

if (js) { run(js); } // firefox

if (script && js) { // opera

var jsreq = create_request();

jsreq.onreadystatechange = function () { load_handler(jsreq, script); };

send_request(jsreq, js);

}

}

// load(uri, css, js, make_data(form_id));

// run(uri, make_data(form_id));

// doesn't include data from textareas yet.

function make_data (src_id) {

var inputs = document.getElementById(src_id).getElementsByTagName('INPUT');

var data = inputs[0].id+"="+inputs[0].value;

for (var i = 1; i < inputs.length; i++) {

data += "&"+inputs[i].id+"="+inputs[i].value;

}

return data;

}