/* 97858/common/external-scripts/jquery-libraries/jcarousellite.js */
/**
 * jCarouselLite - jQuery plugin to navigate images/any content in a carousel style widget.
 * @requires jQuery v1.2 or above
 *
 * http://gmarwaha.com/jquery/jcarousellite/
 *
 * Copyright (c) 2007 Ganeshji Marwaha (gmarwaha.com)
 * Dual licensed under the MIT and GPL licenses:
 * http://www.opensource.org/licenses/mit-license.php
 * http://www.gnu.org/licenses/gpl.html
 *
 * Version: 1.0.1
 * Note: Requires jquery 1.2 or above from version 1.0.1
 */
(function($){$.fn.jCarouselLite=function(o){o=$.extend({btnPrev:null,btnNext:null,btnGo:null,mouseWheel:false,auto:null,speed:200,easing:null,overrideWidth:null,vertical:false,circular:true,visible:3,start:0,scroll:2,beforeStart:null,afterEnd:null},o||{});return this.each(function(){var running=false,animCss=o.vertical?"top":"left",sizeCss=o.vertical?"height":"width";var div=$(this),ul=$("ul",div),tLi=$("li",ul),tl=tLi.size(),v=o.visible;if(o.circular){ul.prepend(tLi.slice(tl-v-1+1).clone()).append(tLi.slice(0,v).clone());o.start+=v;}
var li=$("li",ul),itemLength=li.size(),curr=o.start;div.css("visibility","visible");li.css({overflow:"hidden","float":o.vertical?"none":"left"});ul.css({margin:"0",padding:"0",position:"relative","list-style-type":"none","z-index":"1"});div.css({overflow:"hidden",position:"relative","z-index":"2",left:"0px"});var liSize=o.vertical?height(li):width(li);var ulSize=liSize*itemLength+500;var divSize=o.overrideWidth?o.overrideWidth:liSize*v;li.css({'padding':'0 10px 0 10px','border-right':'1px solid #aaa','border-bottom-width':'0','width':li.width(),'height':getHighest(li)});ul.css(sizeCss,ulSize+"px").css(animCss,-(curr*liSize)-0);div.css(sizeCss,divSize+"px");div.children('div.hd').css('width',divSize+"px")
if(o.btnPrev)
$(o.btnPrev).click(function(){return go(curr-o.scroll);});if(o.btnNext)
$(o.btnNext).click(function(){return go(curr+o.scroll);});if(o.btnGo)
$.each(o.btnGo,function(i,val){$(val).click(function(){return go(o.circular?o.visible+i:i);});});if(o.mouseWheel&&div.mousewheel)
div.mousewheel(function(e,d){return d>0?go(curr-o.scroll):go(curr+o.scroll);});if(o.auto)
setInterval(function(){go(curr+o.scroll);},o.auto+o.speed);function vis(){return li.slice(curr).slice(0,v);};function go(to){if(!running){if(o.beforeStart)
o.beforeStart.call(this,vis());if(o.circular){if(to<=o.start-v-1){ul.css(animCss,-((itemLength-(v*2))*liSize)+"px");curr=to==o.start-v-1?itemLength-(v*2)-1:itemLength-(v*2)-o.scroll;}else if(to>=itemLength-v+1){ul.css(animCss,-((v)*liSize)+"px");curr=to==itemLength-v+1?v+1:v+o.scroll;}else curr=to;}else{if(to<0){if(curr=0){return;}else{curr=0;}}else if(to>itemLength-v){if(curr==itemLength-v){return;}else{curr=itemLength-v;}}else{curr=to;}}
running=true;ul.animate(animCss=="left"?{left:-(curr*liSize)}:{top:-(curr*liSize)},o.speed,o.easing,function(){if(o.afterEnd)
o.afterEnd.call(this,vis());running=false;});if(!o.circular){if(curr==0){$(o.btnPrev).addClass("disabled");}else{$(o.btnPrev).removeClass("disabled");}
if(curr==itemLength-v){$(o.btnNext).addClass("disabled");}else{$(o.btnNext).removeClass("disabled");}}}
return false;};});};function css(el,prop){return parseInt($.css(el[0],prop))||0;};function width(el){return el[0].offsetWidth+css(el,'marginLeft')+css(el,'marginRight')+21;};function height(el){return el[0].offsetHeight+css(el,'marginTop')+css(el,'marginBottom');};function getHighest(el){var theHighest=0;$.each(el,function(i,val){if(val.offsetHeight>theHighest){theHighest=val.offsetHeight;};});return parseInt(theHighest);};})(jQuery);
/* 97858/common/scripts/convertJSONtoAd.js */
convertJSONtoAd = function (target, sponJSON) {
	if (sponJSON && typeof(sponJSON) === 'object') {
		jQ(target).find('img').attr('src', sponJSON.ad.image);
		jQ(target).find('img').attr('alt', sponJSON.ad['alt-image-text']);
		jQ(target).find('a').attr('href', sponJSON.ad.link);
		jQ(target).find('a.ad-link').text(sponJSON.ad.linkText);
		jQ(target).find('p').text(sponJSON.ad.description);
		jQ('.json-features').show();
	}
};
/* 97858/common/scripts/guardian.r2.CarouselBasic.js */
ensurePackage('guardian.r2');
guardian.r2.CarouselBasic = function (node, config) {

	if (node.get(0).nodeName.toLowerCase() !== 'ol' && node.get(0).nodeName.toLowerCase() !== 'ul') {
		return false;
	}

	var list = node;
	var currentIndex = 0;
	var locked = false;
	var container = null;
	var clip = null;
	var totalItems;
	var itemWidth = null;
	var nextBtn = null;
	var prevBtn = null;
	var options = {
		'visible': config.visible || 2,
		'numberToSlide': config.numberToSlide || 2,
		'startPosition': config.startPosition || 0,
		'nextBtnNode': config.nextBtnNode || '<p>Next</p>',
		'prevBtnNode': config.prevBtnNode || '<p>Previous</p>',
		'nextBtnClass': config.nextBtnClass || 'next-btn',
		'prevBtnClass': config.prevBtnClass || 'prev-btn',
		'disabledClass': config.disabledBtnClass || 'disabled',
		'speed': config.speed || 250, //lower number means faster
		'disableInlineCSS': config.disableInlineCSS || false,
		'indicatorParent': config.indicatorParent || false
	};

	var lock = function () {
		locked = true;
	};

	var unlock = function () {
		locked = false;
	};

	var carouselScroll = function (position, time) {
		lock();
		var distance = 0;

		if (position > totalItems - options.visible) {
			distance = totalItems * itemWidth - options.numberToSlide * itemWidth;
		} else {
			distance = position * itemWidth;
		}
		
		if (options.indicatorParent) {
			options.indicatorParent.find('li.active').removeClass('active');
			options.indicatorParent.find('li').eq(position).addClass('active');
		}

		currentIndex = position;
		list.animate({ 'left': '-' + distance + 'px' }, time, 'swing', function () {
			unlock();
			prevBtn.enable();
			nextBtn.enable();
			if (locked || (currentIndex >= totalItems - options.visible && !options.circular)) {
				nextBtn.disable();
			}
			if (locked || (currentIndex === 0 && !options.circular)) {
				prevBtn.disable();
			}
		});
	};

	var Button = function (carousel, buttonNode, className) {
		var disabled = false, button;
		if (typeof(buttonNode) === "object") {
			button = buttonNode;
		} else {
			button = jQ(buttonNode);
			carousel.prepend(button);
		}
		button.addClass(className);

		var disable = function () {
			button.addClass(options.disabledClass);
			disabled = true;
		};

		var enable = function () {
			button.removeClass(options.disabledClass);
			disabled = false;
		};

		button.click(function (e) {
			e.stopPropagation();
			if (disabled || locked) {
				return false;
			}
			
			if (this.className.search(options.nextBtnClass) !== -1) {
				carouselScroll(currentIndex + options.numberToSlide, options.numberToSlide * options.speed);
			} else if (this.className.search(options.prevBtnClass) !== -1) {
				carouselScroll(currentIndex - options.numberToSlide, options.numberToSlide * options.speed);
			}
		});

		this.disable = disable;
		this.enable = enable;
	};

	
	var Indicators = function () {
	
		var indicatorContainer = jQ('<ol class="indicator-container"></ol>');
		var indicatorMarkup = '';
		for (var i = 0; i < totalItems; i++) {
			indicatorMarkup += '<li>Scroll to slide ' + i + '</li>'; 
		}
		indicatorContainer.html(indicatorMarkup);
		options.indicatorParent.append(indicatorContainer);
		
		indicatorContainer.click(function (e) {
			var position = jQ(this).find('li').index(e.target);
			carouselScroll(position, options.speed); 
		});
	};
	
	var initialise = function () {
		// Create clipping mask
		if (!node.parent().hasClass('clip')) {
			list.wrap('<div class="clip"></div>');
		}
		clip = node.parent();

		// Create carousel container
		if (!clip.parent().hasClass('carousel-container')) {
			clip.wrap('<div class="carousel-container"></div>');
		}
		container = clip.parent();

		if (!options.disableInlineCSS) {
			list.css({'margin': '0', 'padding': '0', 'position': 'relative'});
			clip.css({'position': 'relative', 'overflow': 'hidden'});
		}

		var items = list.children('li');
		//console.log(items);
		itemWidth = items.first().outerWidth(true);
		totalItems = items.length;
		prevBtn = new Button(container, options.prevBtnNode, options.prevBtnClass);
		nextBtn = new Button(container, options.nextBtnNode, options.nextBtnClass);

		var listWidth = (list.find('li').length * itemWidth).toString();
		var clipWidth = (itemWidth * options.visible).toString();
		list.css('width', listWidth + 'px');
		clip.css('width', clipWidth + 'px');
		
		if (options.indicatorParent) {
			var indicators = new Indicators();
		}
		
		carouselScroll(options.startPosition, 1);
	};

	initialise();

};
/* 97858/common/scripts/guardian.r2.SublinkGalleryCarousel.js */
ensurePackage('guardian.r2');
guardian.r2.SublinkGalleryCarousel = (function () {
	jQ(document).ready(function () {

		//Find all instances of sublink galleries and create a new carousel
		jQ('.sublink-gallery').each(function () {
			var me = jQ(this);
			var sublinkCarousel = me.find('ul');
			var nextBtn = me.find('img.next');
			var previousBtn = me.find('img.prev');

			var x = new guardian.r2.CarouselBasic(sublinkCarousel, {
				speed: 100, // time in milliseconds to scroll, lower is faster
				visible: 5, // number of visible elements in a carousel
				numberToSlide: 5, // number of elements to scroll per click
				nextBtnNode: nextBtn, // jQuery element to control next click
				prevBtnNode: previousBtn, // jQuery element to control previous click
				disabledBtnNode: 'disabled', // css class to style disable buttons (CSS added to sublink-gallery.css)
				disableInlineCSS: true // unnecessary inline styles aren't added (already in sublink-gallery.css)
			});
		});
	});
})();
/* 97858/common/scripts/ticker.js */
ensurePackage('guardian.r2');

guardian.r2.newsTicker = function () {
	var speed = 3000; //change every 5 secs; TAKE INTO ACCOUNT THE FADE TIME THOUGH!
	var count = 0;
	var trendCount = 0;
	var paused = false;
	var newsHeadlines = jQ('ul#ticker > li'); //get the headlines
	var trends = jQ('li.trending ul li');
	var trendTimer;
	var tickerStrap = jQ("#newsticker .ticker-heading strong");
	var instance = this;
	
	this.changeStory = function(direction, hover) {
		var currentItem = jQ(newsHeadlines).eq(count);
		var newItem;

		timer = window.clearTimeout(timer);
		switch (direction) {
			
			case 'back' :  //previous
				if(paused) { 
					paused = false; //make sure we unpause when clicking next or previous
				}
				//decrement the count; go to the end if we've reached the first one
				(count === 0) ? count = newsHeadlines.length-1 : count--;
				//get the previous item 
				newItem = newsHeadlines.eq(count);
				if(newItem.hasClass('trending')) {
					changeStrap('Current topics:');
					trends.show();
				} else {
					changeStrap('Breaking news:');
				}
				break;		

			case 'pause' : //next
				if(!paused) {
					paused = true;
					if(currentItem.hasClass('trending')) {
						trendTimer = window.clearTimeout(trendTimer);
						trends.show();
					}
					break;
				} else {
					changeStrap('Breaking news:');
					paused = false;
				}
				

			default : 	//next - or the default
				if(paused) { 
					paused = false;
				}
				//increment the count; set to 0 if we're at the end
				(count === newsHeadlines.length-1) ? count = 0 : count++;
				//get the next one
				newItem = newsHeadlines.eq(count);
				if(direction === "forward") {
					if(newItem.hasClass('trending')) {
						changeStrap('Current topics:');
						trends.show();
					} else {
						changeStrap('Breaking news:');
					}
				}

				break;
		}
		if(!paused) {
			if( newItem.hasClass('trending') && (!direction || direction =="pause") ) {
				currentItem.fadeOut(250, function() {
					trends.hide();
					changeStrap('Current topics:');
					newItem.fadeIn(250);
					trendingTicker();
				});
				
			} else {
				currentItem.fadeOut(250, function() {
					newsHeadlines.hide();
					newItem.fadeIn(250);				
				});
				timer = window.setTimeout(function() {instance.changeStory();}, speed);
			}
		}
	};

	this.hoverPause = function(ev) {
		if(ev=="in") {
			if(trendTimer) {
				trendTimer = window.clearTimeout(trendTimer);
				trends.show();
			} else if(timer) { 
				timer = window.clearTimeout(timer);
			}
		} else {
			timer = window.setTimeout(function() {instance.changeStory('pause');}, 2000);
		}
	};

	function trendingTicker() {
		trends.eq(trendCount).fadeIn(250);
		
		if(trendCount < trends.length) {
			trendCount++;
			trendTimer = window.setTimeout(trendingTicker, speed);
		} else {
			//go back to the main ticker
			trendCount = 0;
			instance.changeStory();
			trends.hide();
			changeStrap('Breaking news:');			
		}
	}
	
	function changeStrap(newText) {
		if(tickerStrap.text() != newText) {
			tickerStrap.hide();
			tickerStrap.text(newText);
			tickerStrap.fadeIn(250);
		}
	}
	
	//set up event handlers
	jQ('p#ticker-controls input').click( function() {		
		var direction = jQ(this).attr('alt');
		instance.changeStory(direction);
	});

	newsHeadlines.hover(function() { 
		instance.hoverPause('in');
	})
	.hover(function() {
		instance.hoverPause('out');
	});
	
	//set the timer running
	var timer = window.setTimeout ( function() {instance.changeStory();}, speed);
};	

jQ(document).ready(function() {
	var myTicker = new guardian.r2.newsTicker();
});