if (typeof ak == 'undefined') {
	var ak = {};
}

ak.logger={};
ak.logger.enabled=document.location.search.match(/log=1|debug=1/)!=null || document.location.hostname.match(/dev$/) != null;

ak.logger.error=function(msg){
	if(ak.logger.enabled&&typeof console!='undefined'&&typeof console.error!='undefined'){
		if(msg instanceof Array){
			try {
				console.error.apply(this, msg);
			} catch (ex) {
				console.error(msg);
			}
		}else{
			console.error(msg);
		}
	}
}

ak.logger.info=function(msg){
	if(ak.logger.enabled&&typeof console!='undefined'&&typeof console.info!='undefined'){
		if(msg instanceof Array){
			try {
				console.info.apply(this, msg);
			} catch (ex) {
				console.info(msg);
			}
		}else{
			console.info(msg);
		}
	}
}
ak.logger.debug=function(msg){
	if(ak.logger.enabled&&typeof console!='undefined'&&typeof console.debug!='undefined'){
		if(msg instanceof Array){
			try {
				console.debug.apply(this,msg);
			} catch(ex) {
				console.debug(msg);
			}
		} else {
			console.debug(msg);
		}
	}
}

ak.getCookieVal = function(key) {
	var pos = document.cookie.indexOf( key + "=" );
	if( pos != -1 ) {
		var start = pos + key.length + 1;
		var end = document.cookie.indexOf(";", start);
		if( end == -1 ) end = document.cookie.length;
		var value = document.cookie.substring(start, end);
		return unescape(value);
	}
	return null;
}


ak.setCookieVal = function(key,value,duration_sec,path) {
	var theCookie = key + "=" + escape(value);
	if (duration_sec && duration_sec > 0) {
		var exp = new Date();
		exp.setTime(exp.getTime() + (duration_sec * 1000));
		theCookie += '; expires=' + exp.toGMTString();
	}
	if (path) {
		theCookie += ';path=' + path;
	}
	document.cookie = theCookie;
} 

String.prototype.trim = function(chrs) {
	chrs = chrs ? '\\s|[' + chrs + ']' : '\\s';
	return this.replace(RegExp('^('+chrs+')+|('+chrs+')+$', 'g'),"");
}
String.prototype.ltrim = function() {
	return this.replace(/^\s+/,"");
}
String.prototype.rtrim = function() {
	return this.replace(/\s+$/,"");
}

/**
 * return this string correct to the given decimal places
 * @param int dp decimal places
 */
String.prototype.numFormat = function(dp) {
	var val = parseFloat(this);
	if (isNaN(val)) {
		val = 0.0;
	} 
	return val.toFixed(dp);
}

Number.prototype.numFormat = function(dp) {
	var val = parseFloat(this);
	if (isNaN(val)) {
		val = 0.0;
	} 
	return val.toFixed(dp);
}

ak.listners = {};
ak.listners.add = function (listnerName, aListner) {
	if (!ak.listners[listnerName]) {
		ak.listners[listnerName] = [];
	}
	ak.listners[listnerName][ak.listners[listnerName].length] = aListner;
	//ak.logger.debug(['Updated Listner', listnerName, ak.listners[listnerName]]);
}

ak.listners.fire = function (listnerName, param) {
	//ak.logger.debug(['Fireing Listner', listnerName, ak.listners[listnerName]]);
	if (ak.listners[listnerName]) {
		for (l = 0; l < ak.listners[listnerName].length; l++) {
			ak.listners[listnerName][l](param);
		}
	}
}

ak.utils = {};
ak.utils.unixTimeStamp = function(aDate) {
	if (!aDate) {
		aDate = new Date();
	}
	return parseInt(aDate.getTime().toString().substring(0, 10));
}
ak.utils.dateDiffDays = function(date1, date2) {
	 // The number of milliseconds in one day
    var ONE_DAY = 1000 * 60 * 60 * 24;

    // Convert both dates to milliseconds
    var date1_ms = date1.getTime();
    var date2_ms = date2.getTime();

    // Calculate the difference in milliseconds
    var difference_ms = Math.abs(date1_ms - date2_ms);
    
    // Convert back to days and return
    return difference_ms/ONE_DAY;
}

/**
 * a random number between min and max
 * @param {Object} min
 * @param {Object} max
 */
ak.utils.random = function (min, max) {
	var rand = Math.round((Math.random() * (max - min) ) + min);
	return rand;
}

//slideshow
ak.gallery = {};
ak.gallery.slideShow = {};
ak.gallery.slideShow._playAnimation = function(slideElSelector, imgElSelector, defaultSlide) {
	//ak.logger.debug(['slider changing', current, next]);
	var imgSel = slideElSelector + ' ' + imgElSelector;
	//if no IMGs have the show class, grab the first image
	
	var current = typeof defaultSlide == 'number' ? $(imgSel + ':eq('+defaultSlide+')') : ( 
			($(imgSel + '.show') ?  $(imgSel + '.show') : $(imgSel + ':first')) 
		);  
	
	//Get next image, if it reached the end of the slideshow, rotate it back to the first image  
	var next = ((current.next().length) ? ((current.next().hasClass('caption'))? $(imgSel + ':first') :current.next()) : $(imgSel + ':first'));     
	  
	//Get next image caption  
	var caption = next.find('img').attr('rel');   
	  
	//Set the fade in effect for the next image, show class has higher z-index  
	next.css({opacity: 0.0}).addClass('show').animate({opacity: 1.0}, 1000);  
	
	//Hide the current image  
	current.animate({opacity: 0.0}, 1000).removeClass('show');  
	  
	//Set the opacity to 0 and height to 1px  
	$(slideElSelector + ' .caption').animate(
			{opacity: 0.0}, { queue:false, duration:0 }).animate({height: '1px'}, { queue:true, duration:300 }
		);   
	  
	//Animate the caption, opacity to 0.7 and heigth to 100px, a slide up effect  
	$(slideElSelector + ' .caption').animate({opacity: 0.7},100 ).animate({height: '100px'},500 );  
	  
	//Display the content  
	$(slideElSelector + ' .content').html(caption);
}

ak.gallery.slideShow.start = function(slideElSelector, imgElSelector) {  
	//see if the slide appears more than once
	ak.logger.debug('Slide: setup selector "' + slideElSelector + '"');
	
	var slides = $(slideElSelector);
	if (slides.length > 1) {
		ak.logger.info(['Slide: Duplicate slide show objects found', slides]);
		for (var s = 0; s<slides.length; s++) {
			cn = slides[s].className;
			slides[s].className = slides[s].className + ' s' + s;
			ak.gallery.slideShow.start(slideElSelector + '.s' + s, imgElSelector);
		}	
		return;
	}
	
	if (!slides.length || slides[0].slideEffect) {
		ak.logger.error(['Slides: object not found or already sliding', slideElSelector]); 
		return; 
	} else {
		ak.logger.debug(['Slides: Starting ', slides[0]]);
	}
	slides[0].slideEffect = true;
	
	//set fixed width on the ul equl to the first image
	var aImageLi = slides.find('li:first');
	var aList = slides.find('ul');
	aList.css('width', aImageLi.width());
	aList.css('height', aImageLi.height());
	
	//Set the opacity of all images to 0  
	var imgSel = slideElSelector + ' ' + imgElSelector;
	$(imgSel).css({opacity: 0.0});  
	
	//Get the first image and display it (set it to full opacity)  
	//$(imgSel + ':first').css({opacity: 1.0});  

	//Set the caption background to semi-transparent  
	//$(slideElSelector + ' .caption').css({opacity: 0.7});  
	
	//Resize the width of the caption according to the image width  
	//$(slideElSelector + ' .caption').css({width: $(imgSel).find('img').css('width')});  

	//Get the caption of the first image from REL attribute and display it  
	//$(slideElSelector + ' .content').html($(imgSel+':first').find('img').attr('rel')).animate({opacity: 0.7}, 400);
	
	//Call the gallery function to run the slideshow, 6000 = change to next image after 6 seconds  
	ak.gallery.slideShow._playAnimation(slideElSelector, imgElSelector, ak.utils.random(0, $(slideElSelector + ' ' + imgElSelector).length));
	setInterval("ak.gallery.slideShow._playAnimation('"+ slideElSelector +"', '" + imgElSelector + "')",5000);  
} 

ak.gallery.popupBubble = function (gallEl, trigEl, popupEl, popupWidth, posEl) {
	$(gallEl).each(function () {
		
		// options
		var distance = 0;
		var time = 250;
		var hideDelay = 0;
		
		var hideDelayTimer = null;
		
		// tracker
		var beingShown = false;
		var shown = false;
		
		var trigger = $(trigEl, this);
		var popup = $(popupEl, this).css('opacity', 0);
		if (posEl) {
			var posElement = $(posEl)[0];
			var posElRight = posElement.offsetLeft + posElement.clientWidth;
			var left = posElRight - this.offsetLeft;
			var top = posElement.offsetTop - this.offsetTop;
		} else {
			var left = popupWidth && this.offsetLeft && (this.offsetLeft - popupWidth - 20 > 0) ? 20 - popupWidth : 80;
			var top = popupWidth && this.offsetTop && (this.offsetTop - popupWidth + 20 > 0) ? 120 - popupWidth : 60;
		}
		
		ak.logger.debug(['Gallery Popup: Setup', trigger[0], popup[0]]);
		// set the mouseover and mouseout on both element
		$([trigger.get(0), popup.get(0)]).mouseover(function () {
			ak.logger.info(['Gallery Popup: Showing', left, top, trigger[0], popup[0]]);
			// stops the hide event if we move from the trigger to the popup element
			if (hideDelayTimer) clearTimeout(hideDelayTimer);
		
			// don't trigger the animation again if we're being shown, or already visible
			if (beingShown || shown) {
				return;
			} else {
				beingShown = true;
				// reset position of popup box
				popup.css({
						top: top,
						left: left,
						display: 'block' // brings the popup back in to view
					}).animate({ // (we're using chaining on the popup) now animate it's opacity and position
							top: '-=' + distance + 'px',
							opacity: 1
						}, time, 'swing', function(){
								// once the animation is complete, set the tracker variables
								beingShown = false;
								shown = true;
							});
			}
		}).mouseout(function () {
			// reset the timer if we get fired again - avoids double animations
			if (hideDelayTimer) clearTimeout(hideDelayTimer);
		
			// store the timer so that it can be cleared in the mouseover if required
			hideDelayTimer = setTimeout(function () {
					hideDelayTimer = null;
					popup.animate(
							{top: '-=' + distance + 'px',opacity: 0}, 
							time, 'swing', 
							function () {
									// once the animate is complete, set the tracker variables
									shown = false;
									// hide the popup entirely after the effect (opacity alone doesn't do the job)
									popup.css('display', 'none');
								}
						);
				}, hideDelay);
		});
	});
}

//stats
ak.stats = {};
ak.stats.url = document.location.href.replace(/\?.*$/, '');
ak.stats.init = function() {
	$(document.body).click( ak.stats.recordPageClick );
	if (document.location.search.match(/showClicks=1/)!=null) {
		ak.stats.plotAllClicks();
	}
}
ak.stats.recordPageClick = function(event){
	if (event.originalEvent) {
		ak.stats.topLeftPoint = $('#header')[0].getClientRects();
		ak.logger.debug(event.originalEvent);
		
		var x = event.originalEvent.clientX - ak.stats.topLeftPoint[0].left;
		var y = event.originalEvent.clientY - ak.stats.topLeftPoint[0].top;
		
		ak.logger.info( [x, ':',  y] );
		
		$.ajax({
				type:'GET',
				url:ak.siteHomeHREF + '_webService.php?site=k2&name=pageClick&url=' + ak.stats.url + '&x=' + x + '&y=' + y,
				success:function() { ak.logger.info('click recorded'); },
				contentType:'text/plain',
				error: function() { ak.logger.error('there was an error recording click'); }
			});
		//ak.stats.showClick(x, y);
	}
}
ak.stats.showClick = function(dPosX, dPosY) {
	var topLeftPoint = $('#header')[0].getClientRects();
	var i = document.createElement('IMG');
	i.src = ak.graphicsPath + 'clickPoint.png';
	ak.logger.debug(topLeftPoint[0].left);
	ak.logger.debug(dPosX);
	$(i).css({
			'z-index':'11030',
			'width':'16px',
			'position':'absolute',
			'left': Math.round(dPosX + topLeftPoint[0].left -8),
			'top':dPosY -8
		});
	
	document.body.appendChild(i);
}

ak.stats.plotAllClicks = function() {
	function _plotAllClicksReturn(data) {
		ak.logger.info(data);
		ak.logger.info(data.length);
		if (data.length) {
			for (var p = 0; p < data.length; p++) {
				ak.stats.showClick(data[p].pos_x, data[p].pos_y);
			}
		}
	}
	$.ajax({
				type:'GET',
				url:ak.siteHomeHREF + '_webService.php?site=k2&name=getPageClicks&url=' + ak.stats.url + 
						'&t=' + ak.utils.unixTimeStamp(),
				success:_plotAllClicksReturn,
				dataType:'json',
				error: function() { ak.logger.error('there was an error loading page clicks'); }
			});
} 

ak.loadjscssfile = function (filename, filetype){
       if (filetype == "js"){ //if filename is a external JavaScript file
        var fileref = document.createElement("script");
        fileref.setAttribute("type","text/javascript");
        fileref.setAttribute("src", filename);
       }
       else if (filetype == "css"){ //if filename is an external CSS file
        var fileref = document.createElement("link");
        fileref.setAttribute("rel", "stylesheet");
        fileref.setAttribute("type", "text/css");
        fileref.setAttribute("href", filename);
       }
       if (typeof fileref != "undefined")
        document.getElementsByTagName("head")[0].appendChild(fileref);
} 


$(function(){  
	$('ul#topnav li a.top').each(function(){
		$(this.parentNode).css({width:$(this).width() + 
				parseInt($(this).css('padding-left')) + parseInt($(this).css('padding-left')) +
				parseInt($(this).css('border-right-width')) + parseInt($(this).css('border-left-width'))
			});
	});
})

// a global day names array

ak.gsMonthNames = ['January','February','March','April','May','June','July','August','September','October','November','December'];
ak.gsDayNames = ['Sunday','Monday','Tuesday','Wednesday','Thursday','Friday','Saturday'];
ak.gsMonthValues = {'January':1,'February':2,'March':3,'April':4,'May':5,'June':6,'July':7,'August':8,'September':9,'October':10,'November':11,'December':12}
// the date format prototype
Date.prototype.format = function(f)
{
    if (!this.valueOf())
        return ' ';

    var d = this;

    return f.replace(/(yyyy|mmmm|mmm|mm|dddd|ddd|dd|hh|nn|ss|a\/p)/gi,
        function($1)
        {
            switch ($1.toLowerCase())
            {
            case 'yyyy': return d.getFullYear();
            case 'mmmm': return ak.gsMonthNames[d.getMonth()];
            case 'mmm':  return ak.gsMonthNames[d.getMonth()].substr(0, 3);
            case 'mm':   return (d.getMonth() + 1).zf(2);
            case 'dddd': return ak.gsDayNames[d.getDay()];
            case 'ddd':  return ak.gsDayNames[d.getDay()].substr(0, 3);
            case 'dd':   return d.getDate().zf(2);
            case 'hh':   return ((h = d.getHours() % 12) ? h : 12).zf(2);
            case 'nn':   return d.getMinutes().zf(2);
            case 'ss':   return d.getSeconds().zf(2);
            case 'a/p':  return d.getHours() < 12 ? 'a' : 'p';
            }
        }
    );
}

ak.daysInMonth = function(month,year) {
	var m = [31,28,31,30,31,30,31,31,30,31,30,31];
	if (month != 2) return m[month - 1];
	if (year%4 != 0) return m[1];
	if (year%100 == 0 && year%400 != 0) return m[1];
	return m[1] + 1;
} 


$.fn.searchableStoryList = function(options){

	var _this = this;
	var defaults = {
		sourceSS: 1,
		incSub: true,
		serviceURL: '/_webService.php',
		site: 'k2',
		numRes: 6,
		loadingImg: 'http://images.khuddam.net/collections/images/k2_design/ajax_loading.gif',
		sl: {
				"title":"",
				"num_objects":"8",
				"override_method":"headline_only",
				"include_subsections":"1",
				"num_promoted_objects":"2",
				"promoted_method":"teaserpic_left"
			}
	};
	
	//joining objects
	options = $.extend(defaults, options);

	this.each(prepareElement);
	function prepareElement() {
		var obj = $(this).css({ display:'block' });
		var srchBox = $('input[type=text]', obj);
		var srchForm = $('form', obj);
		var origText = srchBox.attr('value');
		var submitEl = $('input[type=image]', obj);
		var submitImg = submitEl.attr('src');
		srchBox.focus( function(){
			this.value = this.value == origText ? '' : this.value;
		}).blur( function(){
			this.value = this.value == '' ? origText : this.value;
		}).keyup(function(){
			//load results
			var txtLen = this.value.length;
			if (txtLen < 4) {
				return;
			} else {
				setTimeout(function(){
					//if no key strokes for timeout duration then
					if (txtLen == srchBox.attr('value').length) {
						srchForm.submit();							
					}
				}, 500);
			}
		});
		
		srchForm.submit(function(){
			if ( options.lastSearch && options.lastSearch == srchBox.attr('value') ) {
				return false;
			}
			options.lastSearch = srchBox.attr('value');
			submitEl.attr('src', options.loadingImg);
			$.ajax({
			cache: true,
				url: options.serviceURL,
				data: { 
						'name': 'siteSearch',
						'site': options.site,
						'sourceSS': options.sourceSS,
						'incSub': options.incSub ? 1 : 0,
						'numRes': options.numRes,
						'q': srchBox.attr('value')
				},
				dataType:'json',
				success: function(res){
					var featuredList = $('.promoted-items', obj.parent()).html('');
					var resultList = featuredList.siblings('ul').html('');
					ak.logger.debug(['nav search:', res, featuredList, resultList]);
					//loop through all results and update storyList
					if (res.length) {					
					var li, method;
					for (var r=0; r<res.length; r++) {
						if (r < parseInt(options.sl.num_promoted_objects)) { //featured
							li = $('<li class="itm_'+r+'"></li>');
							featuredList.append(li);
							method = options.sl.promoted_method;
						} else {
							li = $('<li class="itm_'+(r -parseInt(options.sl.num_promoted_objects))+'"></li>');
							resultList.append(li);
							method = options.sl.override_method;
						}					
						li.load( options.serviceURL + '?name=contentObjectMethod&site=' + options.site +
								'&object_id=' + res[r].object_id + '&method=' + method
							);
					}
					} else {
						featuredList.html('<li class="itm_0">No content found for your search</li>')
					}
					submitEl.attr('src', submitImg);
				},
				error:function(jqXHR, textStatus, errorThrown){
					ak.logger.error(['Failed to perform search', textStatus, errorThrown]);
					submitEl.attr('src', submitImg);
				}
			});
			return false;
		});
	
	}
	return this;
}