var ua = navigator.userAgent.toLowerCase();
var opera = (ua.indexOf("opera") != -1);
var ie = (ua.indexOf("msie") != -1 && !opera && (ua.indexOf("webtv") == -1))
var root_path = "/";
var html_path = "/";
var toggle_layer = "";
var input_error = Array();

function _ac_showErrors(){
  var el;
  for(i=0;i<input_error.length;i++){
    if( input_error[i] != "" ){
      el = document.getElementById(input_error[i]);
      if(el) {
        el.className += " errorField";
        el.acErrorField = true;
        el = el.parentNode;
        while(el) {
          if(el.tagName.toLowerCase() == "div" || el.tagName.toLowerCase() == "dl") {
            el.className += " errorSurround";
            el.acErrorSurround = true;
            break;
          }
          el = el.parentNode;
        }
      }
    }
  }
}
// Sitewide functions
// $Id: site.js 63807 2008-08-12 09:30:25Z daniel $

function sfHover( menu ){
	if( document.all && document.getElementById && document.getElementById(menu) ){
		var sfEls = document.getElementById(menu).getElementsByTagName("LI");
		for( var i=0; i<sfEls.length; i++ ){
			sfEls[i].onmouseover = function(){				
				this.className += " sfhover";
			}
			sfEls[i].onmouseout = function(){
				this.className = this.className.replace(new RegExp(" sfhover\\b"), "");				
			}
		}
	}
}
/**
 * sets external links to open in a new windows and gives them some title text
 * 
 */
function extLinkTitles()
{
	var links = document.getElementById("content").getElementsByTagName("a");

	if(links)
	{
		var host = document.location.host;
		
		for (i=0; i<links.length; i++)
		{
			var link = links[i].href;
			
			if ((link.search(host) == -1) && (link.search(/http:\/\//) != -1))
			{
				links[i].setAttribute('title', "This link will take you to an external site and open in a new window.");
				links[i].className += " shine-external-link";
			}
			if (link.search(/.pdf/) != -1)	
			{
				for (j=0; j<links[i].childNodes.length; j++)
				{
					kids = links[i].childNodes[j];

					if ((kids.nodeType == 1) && (kids.tagName.toLowerCase() == "img"))
					{
						links[i].className += " shine-external-link";
					}
					else if (kids.nodeType == 3)
					{
						links[i].className += " pdf shine-external-link";
					}
				}
				links[i].setAttribute('title', "This link will open the PDF document in a new window.");
			}
		}		
	}	
}


function goBack()
{
	var goback = document.getElementById("goback");
	
	if (goback)
	{
		var backlink = createElement("a");
		backlink.href = "#";
		
		var linktext = "\u00AB Go back"
		if(typeof window.goBackLinkText != 'undefined') linktext = "\u00AB " + window.goBackLinkText;
		var linktextNode = document.createTextNode(linktext);
		
		backlink.appendChild(linktextNode);
		backlink.setAttribute("title", linktext);
		
		goback.appendChild(backlink);
		
		goback.style.display = "block";
		
		backlink.onclick = function() {
			history.back();
			return false;
		}
	}
}


/*
 * createElement code from Simon Willison http://simon.incutio.com/archive/2003/06/15/javascriptWithXML
 * Allows creation of elements seamlessly when serving up content as application/xhtml+xml
 */
function createElement(element) {

	if (typeof document.createElementNS != 'undefined') {
		return document.createElementNS('http://www.w3.org/1999/xhtml', element);
	}

	if (typeof document.createElement != 'undefined') {
		return document.createElement(element);
	}

	return false;
}

/*
 * Custom function to allow inserting after an element
 */
function insertAfter(parent, node, referenceNode) {
	parent.insertBefore(node, referenceNode.nextSibling);
}

function buttonHover()
{
	var inputs = document.getElementsByTagName("input");
	if (inputs)
	{
		for (i=0; i<inputs.length; i++)
		{
			if (inputs[i].getAttribute("type") == "submit")
			{
				inputs[i].onmouseover = function() {
					this.className += " hover";
				}
				
				inputs[i].onmouseout = function() {
					this.className = this.className.replace(new RegExp(" hover\\b"), "");				
				}
			}
		}
	}
	
}

function textSize(){
	var	it	= document.getElementById("increase-text-size");
	var	dt	= document.getElementById("decrease-text-size");

	var cookie = readCookie("ryb-style");
	var title = cookie ? cookie : getPreferredStyleSheet();

	setActiveStyleSheet(title);

	if (it) {
		it.onclick = function() {
			if (title=="default") {
				setActiveStyleSheet('medium');
				title="medium";
				return false;
			} else if (title=="medium") {
				setActiveStyleSheet('large');
				title="large";
				return false;
			} else {
				return false;
			}
		};
	}
	if (dt) {
		dt.onclick = function() {
			if (title=="medium") {
				setActiveStyleSheet('default');
				title="default";
				return false;
			} else if (title=="large") {
				setActiveStyleSheet('medium');
				title="medium";
				return false;
			} else {
				return false;
			}
		};
	}

	function setActiveStyleSheet(title) {
	  var i, a, main;
	  for(i=0; (a = document.getElementsByTagName("link")[i]); i++) {
		if(a.getAttribute("rel").indexOf("style") != -1 && a.getAttribute("title")) {
		  a.disabled = true;
		  if(a.getAttribute("title") == title) a.disabled = false;
		}
	  }
	  createCookie("ryb-style", title, 365);
	}

	function getActiveStyleSheet() {
	  var i, a;
	  for(i=0; (a = document.getElementsByTagName("link")[i]); i++) {
		if(a.getAttribute("rel").indexOf("style") != -1 && a.getAttribute("title") && !a.disabled) return a.getAttribute("title");
	  }
	  return null;
	}

	function getPreferredStyleSheet() {
	  var i, a;
	  for(i=0; (a = document.getElementsByTagName("link")[i]); i++) {
		if(a.getAttribute("rel").indexOf("style") != -1
		   && a.getAttribute("rel").indexOf("alt") == -1
		   && a.getAttribute("title")
		   ) return a.getAttribute("title");
	  }
	  return null;
	}

	function createCookie(name,value,days) {
	  if (days) {
		var date = new Date();
		date.setTime(date.getTime()+(days*24*60*60*1000));
		var expires = "; expires="+date.toGMTString();
	  }
	  else expires = "";
	  document.cookie = name+"="+value+expires+"; path=/";
	}

	function readCookie(name) {
	  var nameEQ = name + "=";
	  var ca = document.cookie.split(';');
	  for(var i=0;i < ca.length;i++) {
		var c = ca[i];
		while (c.charAt(0)==' ') c = c.substring(1,c.length);
		if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
	  }
	  return null;
	}
	
}
/**
 * SWFObject v1.4.2: Flash Player detection and embed - http://blog.deconcept.com/swfobject/
 *
 * SWFObject is (c) 2006 Geoff Stearns and is released under the MIT License:
 * http://www.opensource.org/licenses/mit-license.php
 *
 * **SWFObject is the SWF embed script formerly known as FlashObject. The name was changed for
 *   legal reasons.
 */
if(typeof deconcept=="undefined"){var deconcept=new Object();}
if(typeof deconcept.util=="undefined"){deconcept.util=new Object();}
if(typeof deconcept.SWFObjectUtil=="undefined"){deconcept.SWFObjectUtil=new Object();}
deconcept.SWFObject=function(_1,id,w,h,_5,c,_7,_8,_9,_a,_b){
if(!document.getElementById){return;}
this.DETECT_KEY=_b?_b:"detectflash";
this.skipDetect=deconcept.util.getRequestParameter(this.DETECT_KEY);
this.params=new Object();
this.variables=new Object();
this.attributes=new Array();
if(_1){this.setAttribute("swf",_1);}
if(id){this.setAttribute("id",id);}
if(w){this.setAttribute("width",w);}
if(h){this.setAttribute("height",h);}
if(_5){this.setAttribute("version",new deconcept.PlayerVersion(_5.toString().split(".")));}
this.installedVer=deconcept.SWFObjectUtil.getPlayerVersion();
if(c){this.addParam("bgcolor",c);}
var q=_8?_8:"high";
this.addParam("quality",q);
this.setAttribute("useExpressInstall",_7);
this.setAttribute("doExpressInstall",false);
var _d=(_9)?_9:window.location;
this.setAttribute("xiRedirectUrl",_d);
this.setAttribute("redirectUrl","");
if(_a){this.setAttribute("redirectUrl",_a);}};
deconcept.SWFObject.prototype={setAttribute:function(_e,_f){
this.attributes[_e]=_f;
},getAttribute:function(_10){
return this.attributes[_10];
},addParam:function(_11,_12){
this.params[_11]=_12;
},getParams:function(){
return this.params;
},addVariable:function(_13,_14){
this.variables[_13]=_14;
},getVariable:function(_15){
return this.variables[_15];
},getVariables:function(){
return this.variables;
},getVariablePairs:function(){
var _16=new Array();
var key;
var _18=this.getVariables();
for(key in _18){_16.push(key+"="+_18[key]);}
return _16;
},getSWFHTML:function(){
var _19="";
if(navigator.plugins&&navigator.mimeTypes&&navigator.mimeTypes.length){
if(this.getAttribute("doExpressInstall")){this.addVariable("MMplayerType","PlugIn");}
_19="<embed type=\"application/x-shockwave-flash\" src=\""+this.getAttribute("swf")+"\" width=\""+this.getAttribute("width")+"\" height=\""+this.getAttribute("height")+"\"";
_19+=" id=\""+this.getAttribute("id")+"\" name=\""+this.getAttribute("id")+"\" ";
var _1a=this.getParams();
for(var key in _1a){_19+=key+"=\""+_1a[key]+"\" ";}
var _1c=this.getVariablePairs().join("&");
if(_1c.length>0){_19+="flashvars=\""+_1c+"\"";}
_19+="/>";
}else{if(this.getAttribute("doExpressInstall")){
this.addVariable("MMplayerType","ActiveX");}
_19="<object id=\""+this.getAttribute("id")+"\" classid=\"clsid:D27CDB6E-AE6D-11cf-96B8-444553540000\" width=\""+this.getAttribute("width")+"\" height=\""+this.getAttribute("height")+"\">";
_19+="<param name=\"movie\" value=\""+this.getAttribute("swf")+"\" />";
var _1d=this.getParams();
for(var key in _1d){_19+="<param name=\""+key+"\" value=\""+_1d[key]+"\" />";}
var _1f=this.getVariablePairs().join("&");
if(_1f.length>0){_19+="<param name=\"flashvars\" value=\""+_1f+"\" />";}
_19+="</object>";}
return _19;
},write:function(_20){
if(this.getAttribute("useExpressInstall")){
var _21=new deconcept.PlayerVersion([6,0,65]);
if(this.installedVer.versionIsValid(_21)&&!this.installedVer.versionIsValid(this.getAttribute("version"))){
this.setAttribute("doExpressInstall",true);
this.addVariable("MMredirectURL",escape(this.getAttribute("xiRedirectUrl")));
document.title=document.title.slice(0,47)+" - Flash Player Installation";
this.addVariable("MMdoctitle",document.title);}}
if(this.skipDetect||this.getAttribute("doExpressInstall")||this.installedVer.versionIsValid(this.getAttribute("version"))){
var n=(typeof _20=="string")?document.getElementById(_20):_20;
n.innerHTML=this.getSWFHTML();
return true;
}else{
if(this.getAttribute("redirectUrl")!=""){document.location.replace(this.getAttribute("redirectUrl"));}}
return false;}};
deconcept.SWFObjectUtil.getPlayerVersion=function(){
var _23=new deconcept.PlayerVersion([0,0,0]);
if(navigator.plugins&&navigator.mimeTypes.length){
var x=navigator.plugins["Shockwave Flash"];
if(x&&x.description){_23=new deconcept.PlayerVersion(x.description.replace(/([a-zA-Z]|\s)+/,"").replace(/(\s+r|\s+b[0-9]+)/,".").split("."));}
}else{
try{var axo=new ActiveXObject("ShockwaveFlash.ShockwaveFlash.7");}
catch(e){try{
var axo=new ActiveXObject("ShockwaveFlash.ShockwaveFlash.6");
_23=new deconcept.PlayerVersion([6,0,21]);
axo.AllowScriptAccess="always";}
catch(e){
if(_23.major==6){return _23;}}try{axo=new ActiveXObject("ShockwaveFlash.ShockwaveFlash");}
catch(e){}}
if(axo!=null){_23=new deconcept.PlayerVersion(axo.GetVariable("$version").split(" ")[1].split(","));}}
return _23;};
deconcept.PlayerVersion=function(_27){
this.major=_27[0]!=null?parseInt(_27[0]):0;
this.minor=_27[1]!=null?parseInt(_27[1]):0;
this.rev=_27[2]!=null?parseInt(_27[2]):0;
};
deconcept.PlayerVersion.prototype.versionIsValid=function(fv){
if(this.major<fv.major){return false;}
if(this.major>fv.major){return true;}
if(this.minor<fv.minor){return false;}
if(this.minor>fv.minor){return true;}
if(this.rev<fv.rev){return false;}
return true;
};
deconcept.util={getRequestParameter:function(_29){
var q=document.location.search||document.location.hash;
if(q){
var _2b=q.substring(1).split("&");
for(var i=0;i<_2b.length;i++){
if(_2b[i].substring(0,_2b[i].indexOf("="))==_29){
return _2b[i].substring((_2b[i].indexOf("=")+1));}}}
return "";}};
deconcept.SWFObjectUtil.cleanupSWFs=function(){
var _2d=document.getElementsByTagName("OBJECT");
for(var i=0;i<_2d.length;i++){
_2d[i].style.display="none";
for(var x in _2d[i]){if(typeof _2d[i][x]=="function"){_2d[i][x]=null;}}}};
if(typeof window.onunload=="function"){
var oldunload=window.onunload;
window.onunload=function(){
deconcept.SWFObjectUtil.cleanupSWFs();
oldunload();};
}else{window.onunload=deconcept.SWFObjectUtil.cleanupSWFs;}
if(Array.prototype.push==null){
Array.prototype.push=function(_30){
this[this.length]=_30;
return this.length;};}

var getQueryParamValue=deconcept.util.getRequestParameter;
var FlashObject=deconcept.SWFObject; // for legacy support
var SWFObject=deconcept.SWFObject;

/*****

Image Cross Fade Redux
Version 1.0
Last revision: 02.15.2006
steve@slayeroffice.com

Please leave this notice intact. 

Rewrite of old code found here: http://slayeroffice.com/code/imageCrossFade/index.html


*****/

var xfade_imgs = new Array(), xfade_current = 0, xfade_links = false;

function so_init() 
{
	if(!document.getElementById || !document.createElement) return;
	var container = document.getElementById('masthead');

	if(container.className == 'home' || container.className == 'plan' || container.className == 'events' || container.className == 'about')
	{
		xfade_imgs = container.getElementsByTagName('img');

		for(i = 1 ; i < xfade_imgs.length ; i++)
		{
			var img = xfade_imgs[i];
			img.className = 'hide';
			img.xOpacity = 0;
			if(xfade_links)
			{
				img.style.zIndex = '1';
			}
		}
		xfade_imgs[0].xOpacity = .99;
		xfade_imgs[0].style.display = "block";
		xfade_imgs[0].style.zIndex = '1';
		xfade_imgs[0].style.filter = 'alpha(opacity=99)';
		
		setTimeout(so_xfade, 50);
		container.style.backgroundImage = 'none';
	}
}
function so_xfade()
{
	cOpacity = xfade_imgs[xfade_current].xOpacity;
	nIndex = xfade_imgs[xfade_current + 1] ? xfade_current + 1 : 0;
	nOpacity = xfade_imgs[nIndex].xOpacity;
	
	cOpacity -= .05; 
	nOpacity += .05;
	
	xfade_imgs[nIndex].style.display = 'block';
	xfade_imgs[xfade_current].xOpacity = cOpacity;
	xfade_imgs[nIndex].xOpacity = nOpacity;
	
	setOpacity(xfade_imgs[xfade_current]); 
	setOpacity(xfade_imgs[nIndex]);
	
	if(cOpacity <= 0)
	{
		xfade_imgs[xfade_current].style.display = 'none';
		xfade_imgs[xfade_current].style.zIndex = '1';
		xfade_current = nIndex;
		setTimeout(so_xfade, 3000);
	} 
	else 
	{
		setTimeout(so_xfade, 50);
	}
	
	function setOpacity(obj) 
	{
		if(obj.xOpacity >= .99) 
		{
			obj.xOpacity = .99;
			obj.style.zIndex = '2';
			return;
		}
		obj.style.opacity = obj.xOpacity;
		obj.style.MozOpacity = obj.xOpacity;
		obj.style.filter = 'alpha(opacity=' + (obj.xOpacity * 100) + ')';
	}
}
function formReferrerInit()
{
	var x = new formReferrer();
}

formReferrer = function()
{
	this.refer = document.getElementById('referrer');
	this.other = document.getElementById('other_referrer');
	if(this.refer && this.other)
	{
		Shine.addEventHandler(this.refer, 'change', {host: this, handler: this.toggle});
		this.toggle();
	}
}
formReferrer.prototype.toggle = function(Shine, sender, ev, data)
{
	this.other.style.display = (this.refer.value.substr(0,5).toLowerCase() == 'other') ? 'block' : 'none';
}

function window_onload() {
 _ac_showErrors();
 textSize();
 sfHover("navbar");
 buttonHover();
 sfHover("sidenav");
 goBack();
 extLinkTitles();
 so_init();
 formReferrerInit();
 if(Shine)
 {
     Shine.rootPath = "/";
     Shine.basePath = "/includes/";
     Shine.tplPath = "/templates/britannia/";
     Shine.loaded(Shine, Shine, false);
 }
}
window.onload = window_onload;