var carousel,carouselData={'normal':[]},currentType='normal';
window.addEvent('domready',function(){

	if($('carousel')) loadCarousel();
	if($('globalPresenceFlash')) globalPresenceFlash=new Swiff('/map.swf',{'id':'globalPresenceSWF','container':'globalPresenceFlash','width':720,'height':450});

});

function changeCaptions(A){

	/*	Hide current items */
	
		if(currentType!='normal'){
		
			if($('flashCaptionBackBtn')) $('flashCaptionBackBtn').setStyle('opacity',0);
			if($('flashCaptionTitle')) $('flashCaptionTitle').setStyle('opacity',0);
			if($('flashCaptionSummary')) $('flashCaptionSummary').setStyle('opacity',0);
			
		}
	
	/*	Apply new text */

		var B=A.getElements('img')[0].alt.split('|');
		
		if(B.length==2){
		
			if($('flashCaptionTitle')) $('flashCaptionTitle').set('html',B[0]);
			if($('flashCaptionSummary')) $('flashCaptionSummary').set('html',B[1]);
	
			if($('flashCaptionBackBtn')) new Fx.Tween($('flashCaptionBackBtn')).start('opacity',1);
			
		}
		
		if($('flashCaptionTitle')) new Fx.Tween($('flashCaptionTitle')).start('opacity',1);
		if($('flashCaptionSummary')) new Fx.Tween($('flashCaptionSummary')).start('opacity',1);

}

function loadCarousel(){

	$('carousel').getElements('li').each(function(M,N){
	
		if(M.className=='') carouselData.normal.push(M.get('html'));
		else{
		
			if(!carouselData[M.className]) carouselData[M.className]=[];
			carouselData[M.className].push(M.get('html'));
		
		}
	
	});
	
	loadHomepageCarousel('normal');

}

/*

This function loads the array of images to be used for the current type of the carousel for the homepage

*/

function loadHomepageCarousel(A){

	/*	Hide all items */
		
		if($('flashCaptionBackBtn')) $('flashCaptionBackBtn').setStyle('opacity',0);
		if($('flashCaptionTitle')) $('flashCaptionTitle').setStyle('opacity',0);
		if($('flashCaptionSummary')) $('flashCaptionSummary').setStyle('opacity',0);

	/*	Show/hide main menu */
	
		if(A=='normal'){
		
			if($('homepageSubMenu')) new Fx.Tween($('homepageSubMenu')).start('opacity',1);
			if($('flashCaptionTitle')) $('flashCaptionTitle').set('html','> Explore Our Innovative Campaigns');
			if($('flashCaptionTitle')) $('flashCaptionTitle').setStyles({'top':330,'margin-left':20});
			if($('flashCaptionSummary')) $('flashCaptionSummary').empty();
			
		}	
		else{
		
			new Fx.Tween($('homepageSubMenu')).start('opacity',0);
			$('flashCaptionTitle').setStyles({'top':325,'margin-left':40});
			
		}
		
	/*	Update carousel */
	
		$('carousel').empty();
	
		carouselData[A].each(function(M,N){
		
			new Element('li',{'html':M,'styles':{'padding':'0px','margin':'0px','height':'320px','width':'755px','overflow':'hidden'}}).injectInside($('carousel'));
			
		});
		
		if(carousel){
		
			carousel.stop();
			delete carousel;
			
		}
		
		carousel=new Carousel({'direction':'vertical','viewHeight':320,'viewWidth':755,'onChange':changeCaptions,'continuous':true,'autoStart':true,'periodical':4000});
		
	/*	Update type */
	
		currentType=A;

}