/***site methods***/
/*
 * Date Format 1.2.2
 * (c) 2007-2008 Steven Levithan <stevenlevithan.com>
 * MIT license
 * Includes enhancements by Scott Trenda <scott.trenda.net> and Kris Kowal <cixar.com/~kris.kowal/>
 *
 * Accepts a date, a mask, or a date and a mask.
 * Returns a formatted version of the given date.
 * The date defaults to the current date/time.
 * The mask defaults to dateFormat.masks.default.
 */
var dateFormat = function () {
	var	token = /d{1,4}|m{1,4}|yy(?:yy)?|([HhMsTt])\1?|[LloSZ]|"[^"]*"|'[^']*'/g,
		timezone = /\b(?:[PMCEA][SDP]T|(?:Pacific|Mountain|Central|Eastern|Atlantic) (?:Standard|Daylight|Prevailing) Time|(?:GMT|UTC)(?:[-+]\d{4})?)\b/g,
		timezoneClip = /[^-+\dA-Z]/g,
		pad = function (val, len) {
			val = String(val);
			len = len || 2;
			while (val.length < len) val = "0" + val;
			return val;
		};

	// Regexes and supporting functions are cached through closure
	return function (date, mask, utc) {
		var dF = dateFormat;

		// You can't provide utc if you skip other args (use the "UTC:" mask prefix)
		if (arguments.length == 1 && (typeof date == "string" || date instanceof String) && !/\d/.test(date)) {
			mask = date;
			date = undefined;
		}

		// Passing date through Date applies Date.parse, if necessary
		date = date ? new Date(date) : new Date();
		if (isNaN(date)) throw new SyntaxError("invalid date");

		mask = String(dF.masks[mask] || mask || dF.masks["default"]);

		// Allow setting the utc argument via the mask
		if (mask.slice(0, 4) == "UTC:") {
			mask = mask.slice(4);
			utc = true;
		}

		var	_ = utc ? "getUTC" : "get",
			d = date[_ + "Date"](),
			D = date[_ + "Day"](),
			m = date[_ + "Month"](),
			y = date[_ + "FullYear"](),
			H = date[_ + "Hours"](),
			M = date[_ + "Minutes"](),
			s = date[_ + "Seconds"](),
			L = date[_ + "Milliseconds"](),
			o = utc ? 0 : date.getTimezoneOffset(),
			flags = {
				d:    d,
				dd:   pad(d),
				ddd:  dF.i18n.dayNames[D],
				dddd: dF.i18n.dayNames[D + 7],
				m:    m + 1,
				mm:   pad(m + 1),
				mmm:  dF.i18n.monthNames[m],
				mmmm: dF.i18n.monthNames[m + 12],
				yy:   String(y).slice(2),
				yyyy: y,
				h:    H % 12 || 12,
				hh:   pad(H % 12 || 12),
				H:    H,
				HH:   pad(H),
				M:    M,
				MM:   pad(M),
				s:    s,
				ss:   pad(s),
				l:    pad(L, 3),
				L:    pad(L > 99 ? Math.round(L / 10) : L),
				t:    H < 12 ? "a"  : "p",
				tt:   H < 12 ? "am" : "pm",
				T:    H < 12 ? "A"  : "P",
				TT:   H < 12 ? "AM" : "PM",
				Z:    utc ? "UTC" : (String(date).match(timezone) || [""]).pop().replace(timezoneClip, ""),
				o:    (o > 0 ? "-" : "+") + pad(Math.floor(Math.abs(o) / 60) * 100 + Math.abs(o) % 60, 4),
				S:    ["th", "st", "nd", "rd"][d % 10 > 3 ? 0 : (d % 100 - d % 10 != 10) * d % 10]
			};

		return mask.replace(token, function ($0) {
			return $0 in flags ? flags[$0] : $0.slice(1, $0.length - 1);
		});
	};
}();

// Some common format strings
dateFormat.masks = {
	"default":      "ddd mmm dd yyyy HH:MM:ss",
	shortDate:      "m/d/yy",
	mediumDate:     "mmm d, yyyy",
	longDate:       "mmmm d, yyyy",
	fullDate:       "dddd, mmmm d, yyyy",
	shortTime:      "h:MM TT",
	mediumTime:     "h:MM:ss TT",
	longTime:       "h:MM:ss TT Z",
	isoDate:        "yyyy-mm-dd",
	isoTime:        "HH:MM:ss",
	isoDateTime:    "yyyy-mm-dd'T'HH:MM:ss",
	isoUtcDateTime: "UTC:yyyy-mm-dd'T'HH:MM:ss'Z'"
};

// Internationalization strings
dateFormat.i18n = {
	dayNames: [
		"Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat",
		"Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday"
	],
	monthNames: [
		"Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec",
		"January", "February", "March", "April", "May", "June", "July", "August", "September", "October", "November", "December"
	]
};

// For convenience...
Date.prototype.format = function (mask, utc) {
	return dateFormat(this, mask, utc);
};
/***publishing console***/
function pc_hideUnUsedRows()
{
	var pcTRs = $('idPubConsole').getElements('tr');
	if (pcTRs)
	{
		for (var x=1;x < pcTRs.length; x++)
		{
			pcTRs[x].toggleClass('hide');
		}
	}
}
function pc_resetArrowPosition()
{
	var myEffect = new Fx.Morph('idPubConsole', {duration: 'short', transition: Fx.Transitions.Sine.easeOut});
	myEffect.start({
		'top':10,
		'left':0
	});
}
function pc_init()
{
	$('pcTitle').addEvent("dblclick",function(){
		this.toggleClass('pcShowArrow');
		pc_resetArrowPosition();
		pc_hideUnUsedRows();
	});
	
	pc_hideUnUsedRows();
	var pcConDrag = new Drag.Move($('idPubConsole'));
	pc_resetArrowPosition();
}
/***end publishing console***/

function makeNav()
{
	if ($('navColumn'))
	{
		makeMenu3();
	}
}

function wrapSearchSelect(){
	var div = new Element('div',{
		'class':"floatright",
		'id':'searchSelectContainer'
	});
	
	var searchSelect = $$('div[class^=NFSelect]');
	div.inject($('ctl00_SearchSection_headerSearch'),'bottom');
	searchSelect.each(function(item){
		item.inject(div,'bottom');
	});
}

function hp_moveoverlay(){
	
	if ($('hpResearchAreasH2') && $('ctl00_PlaceHolderMain_Content1__ControlWrapper_RichHtmlField'))
	{
		$('RelevantSubjectAreaContent').removeClass('SubjectAreaContent-Off');
		$('RelevantSubjectAreaContent').addClass('SubjectAreaContent-On');
		hpcontent = $('ctl00_PlaceHolderMain_Content1__ControlWrapper_RichHtmlField').clone();
		$('RelevantSubjectAreaContent').inject($('ctl00_PlaceHolderMain_Content1__ControlWrapper_RichHtmlField').getParent(),'bottom');
		$('ctl00_PlaceHolderMain_Content1__ControlWrapper_RichHtmlField').destroy();
		$('Showcase').setStyle('display', 'none');

	}
	if ($('HP_Videos')){
	
	 //$('mbOverlay').destroy();
	//  $('mbCenter').destroy();
	//  $('mbBottomContainer').destroy();

	   $$('div[id=HP_Videos] a img').removeProperty('style');
	  Mediabox.scanPage	

	}
}

function closeHpPanel()
{
	$('Showcase').setStyle('display', 'block');
	hpcontent.inject($('RelevantSubjectAreaContent').getParent());
	hpcontent.set('id','ctl00_PlaceHolderMain_Content1__ControlWrapper_RichHtmlField');
	$('RelevantSubjectAreaContent').empty();
	$('RelevantSubjectAreaContent').inject($('ctl00_PlaceHolderMain_SubjectAreas'));
	$('RelevantSubjectAreaContent').removeClass('SubjectAreaContent-On');
	$('RelevantSubjectAreaContent').addClass('SubjectAreaContent-Off');
}

function surroundSelect(){
	var div = new Element("div",{
		"id":"searchSelectContainer",
		"class":"searchSelectContainer"
	});
	
	$("ctl00_SearchSection_SearchDropDown").inject(div);
	div.inject($("ctl00_SearchSection_headerSearch"));
}

function getQueryVariable(variable) {
  var query = window.location.search.substring(1);
  var vars = query.split("&");
  for (var i=0;i<vars.length;i++) {
    var pair = vars[i].split("=");
    if (pair[0] == variable) {
      return pair[1];
    }
  } 
}

function hp_toggleExperts(){
//set up the slides
	if ($('E_toggle1') && hpExperts.getLength() == 0)
	{
		//alert("set events");
		$$('div[class$=Panel-To-Toggle]').each(function(item){
			hpExperts.set(item.get("id"),new Fx.Slide(item.get("id")));
			//set up the buttons
			item.getPrevious("a").g.addEvent('click', function(e){
				e.stop();
				hpExperts.get(item.get("id")).toggle();
				$(e.target.id).toggleClass('ExpertTriggerClosed');
			});				
			//hide the ones we don't want to see at start up
			hpExperts.get(item.get("id")).hide();		
		});
	}
	else if(!$('E_toggle1'))
	{
		hpExperts.empty();
	}
}
		
function hp_watchforpanelErrors(){

	if ($('subjectDropDownList').get('value') == "" && $('RelevantSubjectAreaContent').get('class') == 'SubjectAreaContent-On')
	{
		closeHpPanel();
	}
}
		

function eventListener()
{
	//page specific events
	if (window.location.href.toLowerCase().indexOf("researchnet/pages/index.aspx") > -1)
	{
		//homepage
		hp_moveoverlay();
		//hp_toggleExperts();	
		hp_watchforpanelErrors();	
	}
}


function makeMenu3(){
	var navId = "navholder";
	var navDisplayerId = "navColumn";
	//alert("hello");
	var navColumn = $(navId);
	var navParentUL;
	var currentNode;
	
	//clean up empty ULs...
	navColumn.getChildren('li');
	//get the first ul node as the parent of our 
	for (var i = 0;i < navColumn.childNodes.length;++i)
	{
		if (navColumn.childNodes[i].nodeName.toLowerCase() == "ul")
		{
			navParentUL = navColumn.childNodes[i];
		}
	}
	
	//alert(navParentUL.nodeName);
	
	//loop through all the child nodes of the nav and find the li that contains the span tag this is the location of the current node
	var firstLI = "";
	
	for (var i = 0; i < navParentUL.childNodes.length;++i)
	{
		if (navParentUL.childNodes[i].nodeName.toLowerCase() == "li")
		{
			if (firstLI == "")
			{
				firstLI = navParentUL.childNodes[i];
			} 
			var spans = navParentUL.childNodes[i].getElementsByTagName("SPAN");
			//alert(spans.length);
			if (spans.length > 0)
			{
				currentNode = navParentUL.childNodes[i];
			}
			else if(!currentNode)
			{
				try{
					//currentNode = firstLI;
					var siteMapSpans;
					var siteMapPath = document.getElementById("ctl00_siteMapPath");
				
					if (siteMapPath)
					{
						siteMapSpans = siteMapPath.getElementsByTagName("SPAN");	
					
						var siteNameLink;
						if (siteMapSpans && siteMapSpans.length > 2)
						{				
							siteNameLink = siteMapSpans[2].getElementsByTagName("A")[0].getAttribute("HREF");
						}
						if (siteNameLink)
						{		
							var childInnerHTML = navParentUL.childNodes[i].innerHTML.toLowerCase();
							var url = /http:\/\/wwwm\.coventry\.ac\.uk/i;
							siteNameLink = siteNameLink.toLowerCase().replace(url,"");
							if (childInnerHTML.indexOf(siteNameLink) > -1)
							{
								currentNode = navParentUL.childNodes[i];				
							}
						}
					}
				}catch (e){
					//alert("error");
					var ten = 10;
				}
			}
		}
	}
	
	
	/*var navSpans = $$('span[class=currentNode]'); 
	//alert($type(navSpans));
	if ('array' == $type(navSpans) && navSpans.length > 0)
	{
		currentNode = navSpans[0].getParent();
		//alert(currentNode.innerHTML);
	}*/
	if (!currentNode)
	{
		//could find current node from the breadcrumb - maybe there isn't one.
		//so lets use the url of the current site.
		
		var documentLink = window.location.href;
		
		var regEx = /\/{1}[\w]*\/pages/i;
		var resultsArray = regEx.exec(documentLink);
		resultsArray = documentLink.split("researchnet");
		resultsArray = resultsArray[1].split("/");
		var siteDir = resultsArray[1];
		
		var aTags = navColumn.getElements("a");
		//alert(siteDir);
		aTags.each(function(item)
		{
			
			if (!currentNode && item.get("href").indexOf(siteDir) > -1)
			{		
					currentNode = item.getParent();
			}
		});
		
	}
	
	var re = /<ul>/i;	
	var positionOfFirstUL = currentNode.innerHTML.search(re);
	
	var siteHeading = currentNode.innerHTML.slice(0,positionOfFirstUL);

	currentNode.innerHTML = currentNode.innerHTML.slice(positionOfFirstUL);
	//alert(currentNode.innerHTML);
	var cNodeHTML = "";
	if (currentNode.innerHTML.length > 5)
	{
		cNodeHTML = currentNode.innerHTML;
	}
	navColumn.innerHTML = "<h3 class=" + '"sectionHeading bold"' + ">" + siteHeading + "</h3>" + cNodeHTML;
	
	//remove empty uls
	var ulRegEx = /<ul>\s*<\/ul>/igm;
	navColumn.innerHTML = navColumn.innerHTML.replace(ulRegEx,"");
	//move the nav column to new location
	
	$(navDisplayerId).innerHTML = navColumn.innerHTML;
	
	navColumn.destroy();
}

function SearchDefaultText() {
var textarea = $('ctl00_SearchSection_SearchTextBox');
textarea.set('value', 'Search...');
	textarea.addEvents({
		focus: function() {
			// When focusing, if the textarea contains value "Type here", we
			// simply clear it.
			if (textarea.value.contains('Search...')) textarea.value = '';
		}
	});
	}


/***end site methods***/



/***page init***/
//WebForm_DoCallback('ctl00$PlaceHolderMain$SubjectAreas',this.value,subjectList_ClientCallback,'ctl00_PlaceHolderMain_SubjectAreas_dropDown',subjectList_ErrorCallback,true)
var hpContent;
var listener;
var hpExperts = new Hash();
window.addEvent("domready",function(){
	pc_init();
	//makeMenu3();
	makeNav();
	surroundSelect();
    existingLoadEvent();
    NFInit();
    SearchDefaultText();
    listener = setInterval("eventListener()",100);
    
    if ($('RelevantSubjectAreaContent'))
		$('RelevantSubjectAreaContent').addClass('SubjectAreaContent-Off');
		
	$('header').getElement('a[class=logo_link]').set('href','/researchnet/');

});
/***end page init***/