var fallback = 0;
var xmlhttp = false;
var output = "";
var params = "";

function makePOSTRequest(url, parameters) {
	params = parameters;
	xmlhttp = false;
	if (window.XMLHttpRequest) { // Mozilla, Safari,...
		xmlhttp = new XMLHttpRequest();
		if (xmlhttp.overrideMimeType) {
			// set type accordingly to anticipated content type
			//xmlhttp.overrideMimeType('text/xml');
			xmlhttp.overrideMimeType('text/html');
		}
	} 
	else if (window.ActiveXObject) { // IE
		try {
			xmlhttp = new ActiveXObject("Msxml2.XMLHTTP");
		} catch (e) {
			try {
				xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
			} catch (e) {}
		}
	}
	if (!xmlhttp) {
		var fallback = 1;
		return false;
	}
      
	document.getElementById('fl_coverall').style.display = "inline";
	if(url != "code/getgalldata.php" && url != "code/polladd.php") xmlhttp.onreadystatechange = alertContents;
	else if(url == "code/getgalldata.php") xmlhttp.onreadystatechange = showresponse;
	else xmlhttp.onreadystatechange = pollupdate;
	xmlhttp.open('POST', url, true);
	xmlhttp.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
	xmlhttp.setRequestHeader("Content-length", parameters.length);
	xmlhttp.setRequestHeader("Connection", "close");
	xmlhttp.send(parameters);
	return false;
}

function pollupdate() {
	if(xmlhttp.responseText != "") {
		var resp = xmlhttp.responseText.split("FL_MSGEND");
		var msgtoshow = resp[0].split("<<<>>>");
		msg(msgtoshow[0], msgtoshow[1]);
		document.getElementById('fl_pollbox').innerHTML = resp[1];
		document.getElementById('fl_coverall').style.display = "none";

	}
}

function showresponse() {
	if (xmlhttp.readyState == 4) {
		if (xmlhttp.status == 200) {
			var parsplit = params.split("&");
			var psplit = parsplit[1].split("=");
			var imgsplit = parsplit[2].split("=");
			document.getElementById('fl_coverall').style.display = "none";
			output = xmlhttp.responseText;
			var commchk = output.split("<<<>>>");
			if(commchk[0] == "comms") updategall2(psplit[1], imgsplit[1], commchk[1]);
			else {
				updategall1(psplit[1], imgsplit[1], output);
				makePOSTRequest('code/getgalldata.php', 'type=comments&p=' + psplit[1] + '&img=' + imgsplit[1]);
			}
		}
	}
}

function alertContents() {
	if (xmlhttp.readyState == 4) {
		if (xmlhttp.status == 200) {
			document.getElementById('fl_coverall').style.display = "none";
			var responsecode = xmlhttp.responseText.substr(0,1);
			var responsemsg = xmlhttp.responseText.substr(1);
			var responsetype = xmlhttp.responseText.substr(0,8);
			if(responsetype != "counted " && responsetype != "newcont ") msg(responsecode, responsemsg);
			if(responsemsg == "Comment has been saved." || responsemsg == "Comment has been saved.<br/>Moderation is on so it must be approved before it appears.") {
				document.getElementById('fl_commsadd').style.display = "none";
				document.getElementById('fl_commsaddline').style.display = "none";
				if(responsemsg == "Comment has been saved.") {
					var s = document.getElementById('fl_s').innerHTML;
					var p = document.getElementById('fl_p').innerHTML;
					var ent = document.getElementById('fl_ent').innerHTML;
					var poststr = "type=count&s=" + s + "&p=" + p + "&ent=" + ent;
					makePOSTRequest('code/commupdate.php', poststr);
				}
			}
			if(responsetype == "counted ") {
				document.getElementById('fl_commstot').innerHTML = xmlhttp.responseText.substr(8);
				var s = document.getElementById('fl_s').innerHTML;
				var p = document.getElementById('fl_p').innerHTML;
				var ent = document.getElementById('fl_ent').innerHTML;
				var poststr = "type=comms&s=" + s + "&p=" + p + "&ent=" + ent;
				makePOSTRequest('code/commupdate.php', poststr);
			}
			if(responsetype == "newcont ") {
				document.getElementById('fl_thecomms').innerHTML = xmlhttp.responseText.substr(8);
			}
            }
		else {
			document.getElementById('fl_coverall').style.display = "none";
			msg('1', 'Data could not be sent to server!');
		}
	}
	return false;
}


function pleasewaitbox() {
	document.getElementById('fl_coverall').style.display = "inline";
}

function commsub(entrytype, filename, entry, maxlength) {
	if(entrytype == "news") entrytype = "blogs";
	var newname = document.getElementById('name').value;
	var newcomm = document.getElementById('comment').value;
	var spamcode = document.getElementById('spamcode').value;
	if(newcomm.length <= maxlength) {
		newname = encodeURI(newname);
		newcomm = encodeURI(newcomm);
		spamcode = encodeURI(spamcode);
		newname = newname.replace(/&/g, "%26");
		newcomm = newcomm.replace(/&/g, "%26");
		spamcode = spamcode.replace(/&/g, "%26");
		newname = newname.replace(/\+/g, "%2B");
		newcomm = newcomm.replace(/\+/g, "%2B");
		spamcode = spamcode.replace(/\+/g, "%2B");
		newname = newname.replace(/#/g, "%23");
		newcomm = newcomm.replace(/#/g, "%23");
		spamcode = spamcode.replace(/#/g, "%23");
		var poststr = "area=" + entrytype + "&filename=" + filename + "&entry=" + entry + "&newname=" + newname + "&newcomm=" + newcomm + "&spamcode=" + spamcode;
		if(entrytype == 'guestbook') {
			var newemail = document.getElementById('email').value;
			var newwebsite = document.getElementById('website').value;
			newemail = encodeURI(newemail);
			newwebsite = encodeURI(newwebsite);
			newemail = newemail.replace(/&/g, "%26");
			newwebsite = newwebsite.replace(/&/g, "%26");
			newemail = newemail.replace(/\+/g, "%2B");
			newwebsite = newwebsite.replace(/\+/g, "%2B");
			newemail = newemail.replace(/#/g, "%23");
			newwebsite = newwebsite.replace(/#/g, "%23");
			poststr += "&newemail=" + newemail + "&newwebsite=" + newwebsite;
		}
		if(document.getElementById('password')) {
			encryptpass('password');
			var pass = document.getElementById('password').value;
			var remember = document.getElementById('remember').checked;
			if(remember == true) remember = "1";
			else remember = "0";		
			poststr += "&pass=" + pass + "&remember=" + remember;
		}
		if(newname != "" && newcomm != "") {
			if(fallback == 1) {
				window.location = "code/commadd.php?noajax=1&" + poststr;
			}
			else {
				makePOSTRequest('code/commadd.php', poststr);
			}
		}
		else {
			msg('2', 'You must enter your name and a comment.');
		}
	}
	else {
			msg('2', 'Sorry, the message you entered is too long.');
	}
}

function regsub(entrytype, filename, entry) {
	var regname = document.getElementById('regname').value;
	var regpass = document.getElementById('pass').value;
	var regpass2 = document.getElementById('pass2').value;
	var regemail = document.getElementById('regemail').value;
	if(regpass == regpass2 && regpass != "" && regname != "" && regemail != "") {
		encryptpass('pass');
		document.getElementById('pass2').value = document.getElementById('pass').value;
		regpass = document.getElementById('pass').value;
		regpass2 = document.getElementById('pass2').value;

		regname = encodeURI(regname);
		regpass = encodeURI(regpass);
		regpass2 = encodeURI(regpass);
		regemail = encodeURI(regemail);
		regname = regname.replace(/&/g, "%26");
		regpass = regpass.replace(/&/g, "%26");
		regpass2 = regpass2.replace(/&/g, "%26");
		regemail = regemail.replace(/&/g, "%26");
		regname = regname.replace(/\+/g, "%2B");
		regpass = regpass.replace(/\+/g, "%2B");
		regpass2 = regpass2.replace(/\+/g, "%2B");
		regemail = regemail.replace(/\+/g, "%2B");
		regname = regname.replace(/#/g, "%23");
		regpass = regpass.replace(/#/g, "%23");
		regpass2 = regpass2.replace(/#/g, "%23");
		regemail = regemail.replace(/#/g, "%23");
		var poststr = "area=" + entrytype + "&filename=" + filename + "&entry=" + entry + "&regname=" + regname + "&regpass=" + regpass + "&regpass2=" + regpass2 + "&regemail=" + regemail;
		if(fallback == 1) {
			window.location = "code/register.php?noajax=1&" + poststr;
		}
		else {
			makePOSTRequest('code/register.php', poststr);
		}


	}
	else {
		msg('1', 'You must enter a username and e-mail address and your passwords must match.');
	}

}

function mailingjoin(list) {
	var email = document.getElementById('joinmail-' + list).value;
	if(email != "") {
		email = encodeURI(email);
		email = email.replace(/&/g, "%26");
		email = email.replace(/\+/g, "%2B");
		email = email.replace(/#/g, "%23");
		var poststr = "joinlist=" + list + "&email=" + email;
			if(fallback == 1) {
				window.location = "code/mailing.php?noajax=1&" + poststr;
			}
			else {
				makePOSTRequest('code/mailing.php', poststr);
			}
	}
	else {
		msg('1', 'You must enter your e-mail address.');
	}
}

function pollsub(s, p, curpoll) {
	for(var i = 1; i <= 10; i++) {
		if(document.getElementById('vote' + i)) {
			if(document.getElementById('vote' + i).checked == true) var chosen = i;
		}
	}
	var poststr = "s=" + s + "&p=" + p + "&poll=" + curpoll + "&chosen=" + chosen;
	if(fallback == 1) {
		window.location = "code/polladd.php?noajax=1&" + poststr;
	}
	else {
		makePOSTRequest('code/polladd.php', poststr);
	}

}

function emailsub() {
	var name = document.getElementById('mailname').value;
	var email = document.getElementById('mailemail').value;
	var subject = document.getElementById('mailsubject').value;
	var message = document.getElementById('mailmessage').value;
	var spamcode = document.getElementById('mailspamcode').value;
	if(name != "" && email != "" && message != "") {
		name = encodeURI(name);
		name = name.replace(/&/g, "%26");
		name = name.replace(/\+/g, "%2B");
		name = name.replace(/#/g, "%23");
		email = encodeURI(email);
		email = email.replace(/&/g, "%26");
		email = email.replace(/\+/g, "%2B");
		email = email.replace(/#/g, "%23");
		subject = encodeURI(subject);
		subject = subject.replace(/&/g, "%26");
		subject = subject.replace(/\+/g, "%2B");
		subject = subject.replace(/#/g, "%23");
		message = encodeURI(message);
		message = message.replace(/&/g, "%26");
		message = message.replace(/\+/g, "%2B");
		message = message.replace(/#/g, "%23");
		var poststr = "name=" + name + "&email=" + email + "&subject=" + subject + "&message=" + message + "&antispam=" + spamcode;
		if(fallback == 1) {
			window.location = "code/sendmail.php?noajax=1&" + poststr;
		}
		else {
			makePOSTRequest('code/sendmail.php', poststr);
		}

	}
	else {
		msg('1', 'You must enter your name, e-mail address and a message.');
	}
}


// MD5 stuff

var x = "";
var a = "";
var b = "";
var c = "";
var d = "";
var i = "";
var olda = "";
var oldb = "";
var oldc = "";
var oldd = "";

function encryptpass(element) {
	var enteredpass = document.getElementById(element).value;
	if(enteredpass != "" && (enteredpass.length != "32" || element == "loginpass")) {
		var submitpass = calcMD5(enteredpass);
		document.getElementById(element).value = submitpass;
		return enteredpass;
	}
	else return false;
}

/*
 * A JavaScript implementation of the RSA Data Security, Inc. MD5 Message
 * Digest Algorithm, as defined in RFC 1321.
 * Copyright (C) Paul Johnston 1999 - 2000.
 * Updated by Greg Holt 2000 - 2001.
 * See http://pajhome.org.uk/site/legal.html for details.
 */

/*
 * Convert a 32-bit number to a hex string with ls-byte first
 */
var hex_chr = "0123456789abcdef";
function rhex(num)
{
  var str = "";
  var j = "";
  for(j = 0; j <= 3; j++)
    str += hex_chr.charAt((num >> (j * 8 + 4)) & 0x0F) +
           hex_chr.charAt((num >> (j * 8)) & 0x0F);
  return str;
}

/*
 * Convert a string to a sequence of 16-word blocks, stored as an array.
 * Append padding bits and the length, as described in the MD5 standard.
 */
function str2blks_MD5(str)
{
  var nblk = ((str.length + 8) >> 6) + 1;
  var blks = new Array(nblk * 16);
  var i = "";
  for(i = 0; i < nblk * 16; i++) blks[i] = 0;
  for(i = 0; i < str.length; i++)
    blks[i >> 2] |= str.charCodeAt(i) << ((i % 4) * 8);
  blks[i >> 2] |= 0x80 << ((i % 4) * 8);
  blks[nblk * 16 - 2] = str.length * 8;
  return blks;
}

/*
 * Add integers, wrapping at 2^32. This uses 16-bit operations internally 
 * to work around bugs in some JS interpreters.
 */
function add(x, y)
{
  var lsw = (x & 0xFFFF) + (y & 0xFFFF);
  var msw = (x >> 16) + (y >> 16) + (lsw >> 16);
  return (msw << 16) | (lsw & 0xFFFF);
}

/*
 * Bitwise rotate a 32-bit number to the left
 */
function rol(num, cnt)
{
  return (num << cnt) | (num >>> (32 - cnt));
}

/*
 * These functions implement the basic operation for each round of the
 * algorithm.
 */
function cmn(q, a, b, x, s, t)
{
  return add(rol(add(add(a, q), add(x, t)), s), b);
}
function ff(a, b, c, d, x, s, t)
{
  return cmn((b & c) | ((~b) & d), a, b, x, s, t);
}
function gg(a, b, c, d, x, s, t)
{
  return cmn((b & d) | (c & (~d)), a, b, x, s, t);
}
function hh(a, b, c, d, x, s, t)
{
  return cmn(b ^ c ^ d, a, b, x, s, t);
}
function ii(a, b, c, d, x, s, t)
{
  return cmn(c ^ (b | (~d)), a, b, x, s, t);
}

/*
 * Take a string and return the hex representation of its MD5.
 */
function calcMD5(str)
{
  x = str2blks_MD5(str);
  a =  1732584193;
  b = -271733879;
  c = -1732584194;
  d =  271733878;

  for(i = 0; i < x.length; i += 16)
  {
    olda = a;
    oldb = b;
    oldc = c;
    oldd = d;

    a = ff(a, b, c, d, x[i+ 0], 7 , -680876936);
    d = ff(d, a, b, c, x[i+ 1], 12, -389564586);
    c = ff(c, d, a, b, x[i+ 2], 17,  606105819);
    b = ff(b, c, d, a, x[i+ 3], 22, -1044525330);
    a = ff(a, b, c, d, x[i+ 4], 7 , -176418897);
    d = ff(d, a, b, c, x[i+ 5], 12,  1200080426);
    c = ff(c, d, a, b, x[i+ 6], 17, -1473231341);
    b = ff(b, c, d, a, x[i+ 7], 22, -45705983);
    a = ff(a, b, c, d, x[i+ 8], 7 ,  1770035416);
    d = ff(d, a, b, c, x[i+ 9], 12, -1958414417);
    c = ff(c, d, a, b, x[i+10], 17, -42063);
    b = ff(b, c, d, a, x[i+11], 22, -1990404162);
    a = ff(a, b, c, d, x[i+12], 7 ,  1804603682);
    d = ff(d, a, b, c, x[i+13], 12, -40341101);
    c = ff(c, d, a, b, x[i+14], 17, -1502002290);
    b = ff(b, c, d, a, x[i+15], 22,  1236535329);    

    a = gg(a, b, c, d, x[i+ 1], 5 , -165796510);
    d = gg(d, a, b, c, x[i+ 6], 9 , -1069501632);
    c = gg(c, d, a, b, x[i+11], 14,  643717713);
    b = gg(b, c, d, a, x[i+ 0], 20, -373897302);
    a = gg(a, b, c, d, x[i+ 5], 5 , -701558691);
    d = gg(d, a, b, c, x[i+10], 9 ,  38016083);
    c = gg(c, d, a, b, x[i+15], 14, -660478335);
    b = gg(b, c, d, a, x[i+ 4], 20, -405537848);
    a = gg(a, b, c, d, x[i+ 9], 5 ,  568446438);
    d = gg(d, a, b, c, x[i+14], 9 , -1019803690);
    c = gg(c, d, a, b, x[i+ 3], 14, -187363961);
    b = gg(b, c, d, a, x[i+ 8], 20,  1163531501);
    a = gg(a, b, c, d, x[i+13], 5 , -1444681467);
    d = gg(d, a, b, c, x[i+ 2], 9 , -51403784);
    c = gg(c, d, a, b, x[i+ 7], 14,  1735328473);
    b = gg(b, c, d, a, x[i+12], 20, -1926607734);
    
    a = hh(a, b, c, d, x[i+ 5], 4 , -378558);
    d = hh(d, a, b, c, x[i+ 8], 11, -2022574463);
    c = hh(c, d, a, b, x[i+11], 16,  1839030562);
    b = hh(b, c, d, a, x[i+14], 23, -35309556);
    a = hh(a, b, c, d, x[i+ 1], 4 , -1530992060);
    d = hh(d, a, b, c, x[i+ 4], 11,  1272893353);
    c = hh(c, d, a, b, x[i+ 7], 16, -155497632);
    b = hh(b, c, d, a, x[i+10], 23, -1094730640);
    a = hh(a, b, c, d, x[i+13], 4 ,  681279174);
    d = hh(d, a, b, c, x[i+ 0], 11, -358537222);
    c = hh(c, d, a, b, x[i+ 3], 16, -722521979);
    b = hh(b, c, d, a, x[i+ 6], 23,  76029189);
    a = hh(a, b, c, d, x[i+ 9], 4 , -640364487);
    d = hh(d, a, b, c, x[i+12], 11, -421815835);
    c = hh(c, d, a, b, x[i+15], 16,  530742520);
    b = hh(b, c, d, a, x[i+ 2], 23, -995338651);

    a = ii(a, b, c, d, x[i+ 0], 6 , -198630844);
    d = ii(d, a, b, c, x[i+ 7], 10,  1126891415);
    c = ii(c, d, a, b, x[i+14], 15, -1416354905);
    b = ii(b, c, d, a, x[i+ 5], 21, -57434055);
    a = ii(a, b, c, d, x[i+12], 6 ,  1700485571);
    d = ii(d, a, b, c, x[i+ 3], 10, -1894986606);
    c = ii(c, d, a, b, x[i+10], 15, -1051523);
    b = ii(b, c, d, a, x[i+ 1], 21, -2054922799);
    a = ii(a, b, c, d, x[i+ 8], 6 ,  1873313359);
    d = ii(d, a, b, c, x[i+15], 10, -30611744);
    c = ii(c, d, a, b, x[i+ 6], 15, -1560198380);
    b = ii(b, c, d, a, x[i+13], 21,  1309151649);
    a = ii(a, b, c, d, x[i+ 4], 6 , -145523070);
    d = ii(d, a, b, c, x[i+11], 10, -1120210379);
    c = ii(c, d, a, b, x[i+ 2], 15,  718787259);
    b = ii(b, c, d, a, x[i+ 9], 21, -343485551);

    a = add(a, olda);
    b = add(b, oldb);
    c = add(c, oldc);
    d = add(d, oldd);
  }
  return rhex(a) + rhex(b) + rhex(c) + rhex(d);
}