/* 
------------------------------------------------------------------------------
Useful functions
------------------------------------------------------------------------------ */

function toggleDiv(divName) {
	thisDiv = document.getElementById(divName);
	if (thisDiv) {
		if (thisDiv.style.display == "none") {
			thisDiv.style.display = "block";
		}
		else {
			thisDiv.style.display = "none";
		}
	}
	else {
		errorString = "Error: Could not locate div with id: " + divName;
		alert(errorString);
	}
}

function viewProjectPicture(newPic, newCpn, tp, cp) {
	thisPic = document.getElementById('projectPic');
	thisPic.src = '';
	thisCpn = document.getElementById('projectCpn');
	thisCpn.innerHTML = newCpn;
	for(i=1; i<(tp+1); i++){
		a = document.getElementById('pb'+i);
		a.className = "pbOff";
	}
	// a = document.getElementById('pb' + cp);
	cp.className = "pbOn";
	thisPic.src = '/assets/images/notice_loadingImage.gif';
	thisPic.src = '/assets/images/projects/' + newPic;
}

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;
	    }
	  }
}

function checkThemeLoaded() {
	var i, a, main;
	for(i=0; (a = document.getElementsByTagName("link")[i]); i++) {
		if(a.getAttribute("title") == "base") {
			if(a.disabled){
				alert("No CSS!");
			}
		}
	}
}

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

function toggleTheme() {
	var cookiesite = '.' + location.hostname;
	if (getCookie('citheme') == 'bare') {
		deleteCookie('citheme', '/', cookiesite);
		toggleStyleSheet('default', 'bare');
		setStyles();		
	} else {
		setCookie('citheme', 'bare', 365, '/', cookiesite); 
		toggleStyleSheet('bare', 'default');
		setStyles();		
	}
}

function toggleTextsize() {
	var cookiesite = "." + location.hostname;
	if (getCookie('citypesize') == 'large') {
		deleteCookie('citypesize', '/', cookiesite);
		toggleStyleSheet('large', 'normal');
		setStyles();
	} else {
		setCookie('citypesize', 'large', 365, '/', cookiesite);
		toggleStyleSheet('normal', 'large');
		setStyles();
	}
}

function toggleMenu() {
	var cookiesite = "." + location.hostname;
	menuDiv = document.getElementById('menuTree');
	if (getCookie('showmenu') == 'false') {
		menuDiv.style.display = "block";
		deleteCookie('showmenu', '/', cookiesite);
	} else {
		menuDiv.style.display = "none";
		setCookie('showmenu', 'false', 365, '/', cookiesite);		
	}
}

function toggleNotices() {
	var cookiesite = "." + location.hostname;
	noticesDiv = document.getElementById('noticeBoard');
	if (getCookie('shownotices') == 'false') {
		noticesDiv.style.display = "block";
		deleteCookie('shownotices', '/', cookiesite);
	} else {
		noticesDiv.style.display = "none";
		setCookie('shownotices', 'false', 365, '/', cookiesite);		
	}
}

function toggleOtherinfo() {
	var cookiesite = "." + location.hostname;
	otherinfoDiv = document.getElementById('otherInfo');
	if (getCookie('showotherinfo') == 'false') {
		otherinfoDiv.style.display = "block";
		deleteCookie('showotherinfo', '/', cookiesite);
	} else {
		otherinfoDiv.style.display = "none";
		setCookie('showotherinfo', 'false', 365, '/', cookiesite);		
	}
}

function setPrefs() {
	if(document.getElementById("menuTree")) {
		menuDiv = document.getElementById("menuTree");
		if (getCookie('showmenu') == 'false') {
			menuDiv.style.display = "none";
		} else {
			menuDiv.style.display = "block";
		}	
	}
	if(document.getElementById("noticeBoard")) {
		noticesDiv = document.getElementById("noticeBoard");
		if (getCookie('shownotices') == 'false') {
			noticesDiv.style.display = "none";
		} else {
			noticesDiv.style.display = "block";
		}	
	}
	if(document.getElementById("otherInfo")) {
		otherinfoDiv = document.getElementById("otherInfo");
		if (getCookie('showotherinfo') == 'false') {
			otherinfoDiv.style.display = "none";
		} else {
			otherinfoDiv.style.display = "block";
		}	
	}
	setStyles();
}
		
function setStyles() {
	if (getCookie('citypesize') == 'large') {
		var largeClass = ' class="activestyle"';
		var normalClass = '';
		toggleStyleSheet('large', 'normal');
	}
	else {
		var largeClass = '';
		var normalClass = ' class="activestyle"';
		toggleStyleSheet('normal', 'large');
	}	
	
	if (getCookie('citheme') == 'bare') {
		var nothemeClass = ' class="activestyle"';
		var defthemeClass = '';		
		var themestat = 'Turn on';
		toggleStyleSheet('bare', 'default');
	}
	else {
		var nothemeClass = '';
		var defthemeClass = ' class="activestyle"';
		var themestat = 'Turn off';
		toggleStyleSheet('default', 'bare');
	}

	var cookiesite = "." + location.hostname;
	var str = '<a href="#" onclick="deleteCookie(\'citypesize\', \'/\', \'' + cookiesite + '\'); setStyles();">'	
	+ '<img src="/assets/images/option_textNormal.gif" ' + normalClass + ' width="16" height="25" border="0" hspace="2" vspace="0" align="top" alt="a" /></a>'
	+ '<a href="#" onclick="setCookie(\'citypesize\', \'large\', 365, \'/\', \'' + cookiesite + '\'); setStyles();">'	
	+ '<img src="/assets/images/option_textLarge.gif" ' + largeClass + ' width="16" height="25" border="0" hspace="2" vspace="0" align="top" alt="A" /></a>';
	document.getElementById('optionsBox').innerHTML = str;
}

// Cookie code from: http://www.netspade.com/articles/javascript/cookies.xml
function setCookie(name, value, expires, path, domain, secure)
{

	if (expires) {
		var expireDate = new Date();
		expireDate.setTime(expireDate.getTime() + 3600000*24*expires);
	}
	document.cookie= name + "=" + escape(value) +
		((expires) ? "; expires=" + expireDate.toGMTString() : "") +
		((path) ? "; path=" + path : "") +
		((domain) ? "; domain=" + domain : "") +
		((secure) ? "; secure" : "");
}

function getCookie(name)
{
    var dc = document.cookie;
    var prefix = name + "=";
    var begin = dc.indexOf("; " + prefix);
    if (begin == -1)
    {
        begin = dc.indexOf(prefix);
        if (begin != 0) return null;
    }
    else
    {
        begin += 2;
    }
    var end = document.cookie.indexOf(";", begin);
    if (end == -1)
    {
        end = dc.length;
    }
    return unescape(dc.substring(begin + prefix.length, end));
}

function deleteCookie(name, path, domain)
{
    if (getCookie(name))
    {
        document.cookie = name + "=" + 
            ((path) ? "; path=" + path : "") +
            ((domain) ? "; domain=" + domain : "") +
            "; expires=Thu, 01-Jan-70 00:00:01 GMT";
    }
}


/*
------------------------------------------------------------------------------
Macromedia(r) Common Functions
------------------------------------------------------------------------------ */

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

/*
------------------------------------------------------------------------------
DOM-Collapse
------------------------------------------------------------------------------ */

		var expandedTriggerClass='triggerexpanded';
		var normalTriggerClass='triggernormal';
		var hoverTriggerClass='triggerhover';
		var normalElementClass='elementnormal';
		var collapsedElementClass='elementcollapsed';
		var collapsedElements=new Array();
		var triggerElements=new Array();
    	function domCollapse()
		{
			if(document.getElementById && document.createTextNode)
			{
				//parentElementId='collapsesection';
				//triggerelements='h2';
				var triggerClass=/trigger/;
	
				var elms,tohide,colobj,elementsToCheck,triggerelements,parentElementId;
				elementsToCheck=triggerelements?triggerelements:'*';
				if(parentElementId)
				{
					elms=document.getElementById('parentElementId').getElementsByTagName(elementsToCheck);
				} else {
					elms=document.getElementsByTagName(elementsToCheck);
				}
				for (i=0;i<elms.length;i++)
				{
					if(triggerClass.test(elms[i].className))
					{
						tohide=elms[i].nextSibling;
						while(tohide.nodeType!=1)
						{
							tohide=tohide.nextSibling;
						}
						collapsedElements.push(tohide)
						triggerElements.push(elms[i])
						juggleClass(tohide,normalElementClass,0);
						juggleClass(tohide,collapsedElementClass,1);
						elms[i].colobj=tohide;
						elms[i].onmouseover=function(){doTriggerHover(this);}
						elms[i].onmouseout=function(){juggleClass(this,hoverTriggerClass,0);}
						elms[i].onclick=function(){doDomCollapse(this,this.colobj);return false}
						elms[i].className=elms[i].className+' '+normalTriggerClass;
					}
				}
			}
		}
		function doTriggerHover(o)
		{
			if(!checkClass(hoverTriggerClass,o) && !checkClass(expandedTriggerClass,o))
			{
				juggleClass(o,hoverTriggerClass,1);
			}
		}
		function doDomCollapse(o,t)
		{
			if(t)
			{
				if(checkClass(collapsedElementClass,t))
				{
					juggleClass(t,collapsedElementClass,0);
					juggleClass(t,normalElementClass,1);
					juggleClass(o,normalTriggerClass,0);
					juggleClass(o,expandedTriggerClass,1);
				}else{
					juggleClass(t,normalElementClass,0);
					juggleClass(t,collapsedElementClass,1);
					juggleClass(o,expandedTriggerClass,0);
					juggleClass(o,normalTriggerClass,1);
				}
			}
		}
		function doDomCollapseAll(state){
			var i,o,t;
			for(i=0;i<collapsedElements.length;i++){
				t=collapsedElements[i];	
				o=triggerElements[i];	
				if(state==1){
					juggleClass(t,collapsedElementClass,0);
					juggleClass(t,normalElementClass,1);
					juggleClass(o,normalTriggerClass,0);
					juggleClass(o,expandedTriggerClass,1);
				} else {
					juggleClass(t,normalElementClass,0);
					juggleClass(t,collapsedElementClass,1);
					juggleClass(o,expandedTriggerClass,0);
					juggleClass(o,normalTriggerClass,1);
				}
			}
		}
		function juggleClass(o,c,s)
		{
			if(s==0) 
			{
				o.className=o.className.replace(c,'');	
			}
			if (s==1 && !checkClass(c,o))
			{
				o.className+=' '+c
			}
		}
		function checkClass(c,o)
		{
			var re=new RegExp('\\b'+c+'\\b');
			return re.test(o.className);
		}

/*
---
FADE
--- */

// @name      The Fade Anything Technique
// @namespace http://www.axentric.com/aside/fat/
// @version   1.0-RC1
// @author    Adam Michela

var Fat = {
	make_hex : function (r,g,b) 
	{
		r = r.toString(16); if (r.length == 1) r = '0' + r;
		g = g.toString(16); if (g.length == 1) g = '0' + g;
		b = b.toString(16); if (b.length == 1) b = '0' + b;
		return "#" + r + g + b;
	},
	fade_all : function ()
	{
		var a = document.getElementsByTagName("*");
		for (var i = 0; i < a.length; i++) 
		{
			var o = a[i];
			var r = /fade-?(\w{3,6})?/.exec(o.className);
			if (r)
			{
				if (!r[1]) r[1] = "";
				if (o.id) Fat.fade_element(o.id,null,null,"#"+r[1]);
			}
		}
	},
	fade_element : function (id, fps, duration, from, to) 
	{
		if (!fps) fps = 30;
		if (!duration) duration = 3000;
		if (!from || from=="#") from = "#FFFF33";
		if (!to) to = this.get_bgcolor(id);
		
		var frames = Math.round(fps * (duration / 1000));
		var interval = duration / frames;
		var delay = interval;
		var frame = 0;
		
		if (from.length < 7) from += from.substr(1,3);
		if (to.length < 7) to += to.substr(1,3);
		
		var rf = parseInt(from.substr(1,2),16);
		var gf = parseInt(from.substr(3,2),16);
		var bf = parseInt(from.substr(5,2),16);
		var rt = parseInt(to.substr(1,2),16);
		var gt = parseInt(to.substr(3,2),16);
		var bt = parseInt(to.substr(5,2),16);
		
		var r,g,b,h;
		while (frame < frames)
		{
			r = Math.floor(rf * ((frames-frame)/frames) + rt * (frame/frames));
			g = Math.floor(gf * ((frames-frame)/frames) + gt * (frame/frames));
			b = Math.floor(bf * ((frames-frame)/frames) + bt * (frame/frames));
			h = this.make_hex(r,g,b);
		
			setTimeout("Fat.set_bgcolor('"+id+"','"+h+"')", delay);

			frame++;
			delay = interval * frame; 
		}
		setTimeout("Fat.set_bgcolor('"+id+"','"+to+"')", delay);
	},
	set_bgcolor : function (id, c)
	{
		var o = document.getElementById(id);
		o.style.backgroundColor = c;
	},
	get_bgcolor : function (id)
	{
		var o = document.getElementById(id);
		while(o)
		{
			var c;
			if (window.getComputedStyle) c = window.getComputedStyle(o,null).getPropertyValue("background-color");
			if (o.currentStyle) c = o.currentStyle.backgroundColor;
			if ((c != "" && c != "transparent") || o.tagName == "BODY") { break; }
			o = o.parentNode;
		}
		if (c == undefined || c == "" || c == "transparent") c = "#FFFFFF";
		var rgb = c.match(/rgb\s*\(\s*(\d{1,3})\s*,\s*(\d{1,3})\s*,\s*(\d{1,3})\s*\)/);
		if (rgb) c = this.make_hex(parseInt(rgb[1]),parseInt(rgb[2]),parseInt(rgb[3]));
		return c;
	}
}

/*	sIFR 2.0.1
	Copyright 2004 - 2005 Mike Davidson, Shaun Inman, Tomas Jogin and Mark Wubben

	This software is licensed under the CC-GNU LGPL <http://creativecommons.org/licenses/LGPL/2.1/>
*/

var hasFlash=function(){var a=6;if(navigator.appVersion.indexOf("MSIE")!=-1&&navigator.appVersion.indexOf("Windows")>-1){document.write('<script language="VBScript"\> \non error resume next \nhasFlash = (IsObject(CreateObject("ShockwaveFlash.ShockwaveFlash." & '+a+'))) \n</script\> \n');if(window.hasFlash!=null)return window.hasFlash}if(navigator.mimeTypes&&navigator.mimeTypes["application/x-shockwave-flash"]&&navigator.mimeTypes["application/x-shockwave-flash"].enabledPlugin){var b=(navigator.plugins["Shockwave Flash 2.0"]||navigator.plugins["Shockwave Flash"]).description;return parseInt(b.charAt(b.indexOf(".")-1))>=a}return false}();String.prototype.normalize=function(){return this.replace(/\s+/g," ")};if(Array.prototype.push==null){Array.prototype.push=function(){var i=0,a=this.length,b=arguments.length;while(i<b){this[a++]=arguments[i++]}return this.length}}if(!Function.prototype.apply){Function.prototype.apply=function(a,b){var c=[];var d,e;if(!a)a=window;if(!b)b=[];for(var i=0;i<b.length;i++){c[i]="b["+i+"]"}e="a.__applyTemp__("+c.join(",")+");";a.__applyTemp__=this;d=eval(e);a.__applyTemp__=null;return d}}function named(a){return new named.Arguments(a)}named.Arguments=function(a){this.oArgs=a};named.Arguments.prototype.constructor=named.Arguments;named.extract=function(a,b){var c,d;var i=a.length;while(i--){d=a[i];if(d!=null&&d.constructor!=null&&d.constructor==named.Arguments){c=a[i].oArgs;break}}if(c==null)return;for(e in c)if(b[e]!=null)b[e](c[e]);return};var parseSelector=function(){var a=/^([^#.>`]*)(#|\.|\>|\`)(.+)$/;function r(s,t){var u=s.split(/\s*\,\s*/);var v=[];for(var i=0;i<u.length;i++)v=v.concat(b(u[i],t));return v}function b(c,d,e){c=c.normalize().replace(" ","`");var f=c.match(a);var g,h,i,j,k,n;var l=[];if(f==null)f=[c,c];if(f[1]=="")f[1]="*";if(e==null)e="`";if(d==null)d=document;switch(f[2]){case "#":k=f[3].match(a);if(k==null)k=[null,f[3]];g=document.getElementById(k[1]);if(g==null||(f[1]!="*"&&!o(g,f[1])))return l;if(k.length==2){l.push(g);return l}return b(k[3],g,k[2]);case ".":if(e!=">")h=m(d,f[1]);else h=d.childNodes;for(i=0,n=h.length;i<n;i++){g=h[i];if(g.nodeType!=1)continue;k=f[3].match(a);if(k!=null){if(g.className==null||g.className.match("\\b"+k[1]+"\\b")==null)continue;j=b(k[3],g,k[2]);l=l.concat(j)}else if(g.className!=null&&g.className.match("\\b"+f[3]+"\\b")!=null)l.push(g)}return l;case ">":if(e!=">")h=m(d,f[1]);else h=d.childNodes;for(i=0,n=h.length;i<n;i++){g=h[i];if(g.nodeType!=1)continue;if(!o(g,f[1]))continue;j=b(f[3],g,">");l=l.concat(j)}return l;case "`":h=m(d,f[1]);for(i=0,n=h.length;i<n;i++){g=h[i];j=b(f[3],g,"`");l=l.concat(j)}return l;default:if(e!=">")h=m(d,f[1]);else h=d.childNodes;for(i=0,n=h.length;i<n;i++){g=h[i];if(g.nodeType!=1)continue;if(!o(g,f[1]))continue;l.push(g)}return l}}function m(d,o){if(o=="*"&&d.all!=null)return d.all;return d.getElementsByTagName(o)}function o(p,q){return q=="*"?true:p.nodeName.toLowerCase().replace("html:", "")==q.toLowerCase()}return r}();var sIFR=function(){var a="http://www.w3.org/1999/xhtml";var b=false;var c=false;var d;var ah=[];var al=document;var ak=al.documentElement;var am=window;var au=al.addEventListener;var av=am.addEventListener;var f=function(){var g=navigator.userAgent.toLowerCase();var f={a:g.indexOf("applewebkit")>-1,b:g.indexOf("safari")>-1,c:navigator.product!=null&&navigator.product.toLowerCase().indexOf("konqueror")>-1,d:g.indexOf("opera")>-1,e:al.contentType!=null&&al.contentType.indexOf("xml")>-1,f:true,g:true,h:null,i:null,j:null,k:null};f.l=f.a||f.c;f.m=!f.a&&navigator.product!=null&&navigator.product.toLowerCase()=="gecko";if(f.m)f.j=new Number(g.match(/.*gecko\/(\d{8}).*/)[1]);f.n=g.indexOf("msie")>-1&&!f.d&&!f.l&&!f.m;f.o=f.n&&g.match(/.*mac.*/)!=null;if(f.d)f.i=new Number(g.match(/.*opera(\s|\/)(\d+\.\d+)/)[2]);if(f.n||(f.d&&f.i<7.6))f.g=false;if(f.a)f.k=new Number(g.match(/.*applewebkit\/(\d+).*/)[1]);if(am.hasFlash&&(!f.n||f.o)){var aj=(navigator.plugins["Shockwave Flash 2.0"]||navigator.plugins["Shockwave Flash"]).description;f.h=parseInt(aj.charAt(aj.indexOf(".")-1))}if(g.match(/.*(windows|mac).*/)==null||f.o||f.c||(f.d&&(g.match(/.*mac.*/)!=null||f.i<7.6))||(f.b&&f.h<7)||(!f.b&&f.a&&f.k<124)||(f.m&&f.j<20020523))f.f=false;if(!f.o&&!f.m&&al.createElementNS)try{al.createElementNS(a,"i").innerHTML=""}catch(e){f.e=true}f.p=f.c||(f.a&&f.k<312)||f.n;return f}();function at(){return{bIsWebKit:f.a,bIsSafari:f.b,bIsKonq:f.c,bIsOpera:f.d,bIsXML:f.e,bHasTransparencySupport:f.f,bUseDOM:f.g,nFlashVersion:f.h,nOperaVersion:f.i,nGeckoBuildDate:f.j,nWebKitVersion:f.k,bIsKHTML:f.l,bIsGecko:f.m,bIsIE:f.n,bIsIEMac:f.o,bUseInnerHTMLHack:f.p}}if(am.hasFlash==false||!al.getElementsByTagName||!al.getElementById||(f.e&&f.p))return{UA:at()};function af(e){if((!k.bAutoInit&&(am.event||e)!=null)||!l(e))return;b=true;for(var i=0,h=ah.length;i<h;i++)j.apply(null,ah[i]);ah=[]}var k=af;function 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/* Extras */
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/* Setup */
if(typeof sIFR == "function" && !sIFR.UA.bIsIEMac){
	sIFR.bHideBrowserText = false;
	sIFR.bAutoInit = true;
	sIFR.setup();
	sIFR.replaceElement("h2", named({sFlashSrc: "/assets/swf/bold.swf", sColor: "#000", sHoverColor: "#ff6000", sBgColor: "#fff", sFlashVars: "underline=true"}));
	sIFR.replaceElement("h5", named({sFlashSrc: "/assets/swf/bold.swf", sColor: "#000", sHoverColor: "#ff6000", sBgColor: "#f3f3f3", sFlashVars: "underline=true"}));
};

/*
------------------------------------------------------------------------------
AUTOLOAD FUNCTIONS (keep this at the bottom!)
------------------------------------------------------------------------------ */

window.onload = function(e) {
	domCollapse();
//	Fat.fade_all();
}