// Brightcove Widget : Right Box A
// Version: 2009.03.26.02

if(typeof bc_id != 'array') {
	var bc_id = new Array();
}

function bc_widget_rightboxa(arg) {
	var id = bc_id.length;
	bc_id.push(new bc_make_widget_rightboxa(arg, id));
	bc_id[id].generate();
	bc_id[id].retrieve();
}

function bc_make_widget_rightboxa(arg, id) {
	this.id = id;
	this.postfix = arg.postfix || '';
	this.token = arg.token;
	this.url = arg.url;
	this.dir = arg.dir || 'bcw_rightboxa';
	this.playerId = (!arg.playerIds) ? null : arg.playerIds[0];
	this.playlistId = (!arg.playlistIds) ? null : arg.playlistIds[0];
	this.width = arg.width || 170;
	this.xmlUrl = arg.xml || false;
	this.xml = '';
	this.httpRequest = null;
	this.videoCount = null;
	this.page = 0;
	this.sliding = false;
	this.referName = 'rightboxa';
	this.ie = (document.all) ? true: false;
	
	this.generate = function() {
		var code = document.createElement("script");
		code.setAttribute('src', 'http://admin.brightcove.com/js/BrightcoveExperiences.js');
		code.setAttribute('charset', 'UTF-8');
		code.setAttribute('type', 'text/javascript');
		document.getElementsByTagName('head')[0].appendChild(code);
		var code = document.createElement("script");
		code.setAttribute('src', 'http://admin.brightcove.com/js/APIModules_all.js');
		code.setAttribute('charset', 'UTF-8');
		code.setAttribute('type', 'text/javascript');
		document.getElementsByTagName('head')[0].appendChild(code);
		var code = document.createElement("link");
		code.setAttribute('href', this.dir + this.postfix + '/brightcove.css');
		code.setAttribute('rel', 'stylesheet');
		code.setAttribute('type', 'text/css');
		document.getElementsByTagName('head')[0].appendChild(code);
		
		if(this.ie) {
			document.write('<style type="text/css">');
			document.write('div.bc_widget_rba' + this.postfix + ' div.bc_title' + this.postfix + ' { height: 23px; }');
			document.write('div.bc_widget_rba' + this.postfix + ' div.bc_mainVideo_title' + this.postfix + ' { height: 48px; }');
			document.write('div.bc_widget_rba' + this.postfix + ' div.bc_mainVideo_thumb' + this.postfix + ' div.bc_overlay' + this.postfix + ' { background: none; filter: progid:DXImageTransform.Microsoft.AlphaImageLoader(src="' + this.dir + '/inactive_overlay_large.png",sizingMethod="image"); }');
			document.write('div.bc_widget_rba' + this.postfix + ' div.bc_mainVideo_thumb' + this.postfix + ' div.bc_mainHover' + this.postfix + ' { background: none; filter: progid:DXImageTransform.Microsoft.AlphaImageLoader(src="' + this.dir + '/overlay_large.png",sizingMethod="image"); }');
			document.write('div.bc_widget_rba' + this.postfix + ' div.bc_arrow_left' + this.postfix + ' { top: 29px; }');
			document.write('div.bc_widget_rba' + this.postfix + ' div.bc_arrow_right' + this.postfix + ' { top: 9px; }');
			document.write('div.bc_widget_rba' + this.postfix + ' div.bc_outer' + this.postfix + ' div.bc_inner' + this.postfix + ' div.bc_video' + this.postfix + ' div.bc_thumb' + this.postfix + ' { width: 84px; height: 64px; }');
			document.write('div.bc_widget_rba' + this.postfix + ' div.bc_outer' + this.postfix + ' div.bc_inner' + this.postfix + ' div.bc_video' + this.postfix + ' div.bc_thumb' + this.postfix + ' div.bc_smallHover' + this.postfix + ' { background: none; filter: progid:DXImageTransform.Microsoft.AlphaImageLoader(src="' + this.dir + '/overlay_small.png",sizingMethod="scale"); }');
			document.write('div.bc_widget_rba' + this.postfix + ' div.bc_outer' + this.postfix + ' div.bc_inner' + this.postfix + ' div.bc_video' + this.postfix + ' div.bc_video_title' + this.postfix + ' { height: 28px; }');
			document.write('</style>');
		}

		document.write('<div id="' + this.id + 'BCWRA_widget" class="bc_widget_rba' + this.postfix + '">');
		document.write('<div class="bc_title' + this.postfix + '" id="' + this.id + 'BCWRA_title"></div>');
		document.write('<div id="' + this.id + 'BCWRA_thumb" class="bc_mainVideo_thumb' + this.postfix + '" onmouseover="bc_id[' + this.id + '].mainHover(1)" onmouseout="bc_id[' + this.id + '].mainHover(0)"><img id="' + this.id + 'BCWRA_mainSrc" class="bc_src' + this.postfix + '" /><div class="bc_overlay' + this.postfix + '" id="' + this.id + 'BCWRA_mainOverlay"></div></div><div class="bc_mainVideo_title' + this.postfix + '" id="' + this.id + 'BCWRA_mainTitle"></div>');
		document.write('<div id="' + this.id + 'BCWRA_arrowLeft" class="bc_arrow_left' + this.postfix + '" onclick="bc_id[' + this.id + '].slide(0)"><img src="' + this.dir + this.postfix + '/arrow_left.png" onmouseover="bc_id[' + this.id + '].arrowOver(this,0)" onmouseout="bc_id[' + this.id + '].arrowOff(this,0)" /></div><div id="' + this.id + 'BCWRA_arrowRight" class="bc_arrow_right' + this.postfix + '" onclick="bc_id[' + this.id + '].slide(1)"><img src="' + this.dir + this.postfix + '/arrow_right.png" onmouseover="bc_id[' + this.id + '].arrowOver(this,1)" onmouseout="bc_id[' + this.id + '].arrowOff(this,1)" /></div><div class="bc_outer' + this.postfix + '" id="' + this.id + 'BCWRA_outer"><div class="bc_inner' + this.postfix + '" id="' + this.id + 'BCWRA_inner">');
		document.write('</div></div>');
		document.write('<div class="bc_footer' + this.postfix + '"><a href="' + this.url + '">Alle Videos &raquo;</a></div>');
		document.write('</div>');
	}
	
	this.retrieve = function() {
		if(this.xmlUrl) {
			this.manual();
		} else {
			this.auto();
		}
	}
	
	this.auto = function() {
		var code = document.createElement('script');
		code.setAttribute('src', 'http://api.brightcove.com/services/library?command=find_playlist_by_id&playlist_id=' + this.playlistId + '&token=' + this.token + '&callback=bc_id[' + this.id + '].autoReturn');
		code.setAttribute('charset', 'UTF-8');
		code.setAttribute('type', 'text/javascript');
		document.getElementsByTagName('head')[0].appendChild(code);
	}
	
	this.autoReturn = function(pData) {
		document.getElementById(this.id + 'BCWRA_title').innerHTML = '<a href="' + this.url + '">' + pData.name + '</a>';
		var el = document.getElementById(this.id + 'BCWRA_inner');
		var videos = pData['videos'];
		var maximum = 11;
		
		if(videos.length < 11) {
			maximum = videos.length;
		}
		
		this.videoCount = maximum - 1;
		
		document.getElementById(this.id + 'BCWRA_mainSrc').setAttribute('src', videos[0]['videoStillURL']);
		document.getElementById(this.id + 'BCWRA_mainTitle').innerHTML = videos[0]['name'];
		
		var a = this.url;
		var b = this.playerId;
		var c = this.playlistId;
		var d = this.referName;
		
		document.getElementById(this.id + 'BCWRA_thumb').onclick = function() {
			window.location = a + '?bcpid=' + b + '&bclid=' + c + '&bctid=' + videos[0].id + '&refer=' + d;
		}
		
		for(var i = 1; i < maximum; i++) {
			var code = document.createElement('div');
			code.className = 'bc_video' + this.postfix;
			code.innerHTML = '<div class="bc_thumb' + this.postfix + '" onclick="window.location=\'' + this.url + '?bcpid=' + this.playerId + '&bclid=' + this.playlistId + '&bctid=' + videos[i].id + '&refer=' + this.referName + '\';" onmouseover="bc_id[' + this.id + '].smallHover(' + i + ',1)" onmouseout="bc_id[' + this.id + '].smallHover(' + i + ',0)"><img class="bc_src' + this.postfix + '" src="' + videos[i]['thumbnailURL'] + '" /><div class="bc_overlay' + this.postfix + '" id="' + this.id + 'BCWRA_smallOverlay' + i + '"></div></div><div class="bc_video_title' + this.postfix + '">' + videos[i]['name'] + '</div>';
			
			el.appendChild(code);
		}
		
		this.count();
		this.position();
		this.arrows();
	}
	
	this.manual = function(pCount) {		
		if(window.XMLHttpRequest) {
			this.httpRequest = new XMLHttpRequest();
			if(this.httpRequest.overrideMimeType) {
				this.httpRequest.overrideMimeType('text/xml');
			}
		} else if(window.ActiveXObject) {
			try {
				this.httpRequest = new ActiveXObject('Msxml2.XMLHTTP');
			}
			catch (e) {
				try {
					this.httpRequest = new ActiveXObject('Microsoft.XMLHTTP');
				}
			catch (e) {}
			}
		}
		
		if(!this.httpRequest) {
			return false;
		}
		
		var thispointer = this;
		
		this.httpRequest.onreadystatechange = function() {
			thispointer.handler();
		};
	
		this.httpRequest.open('GET', this.xmlUrl, true);
		this.httpRequest.send('');
	}

	this.handler = function() {
		var tabs, tab, videos;
		var videoIds = '';
		
		if(this.httpRequest.readyState == 4) {
			if(this.httpRequest.status == 200) {
				this.xml = this.httpRequest.responseXML;
				tabs = this.xml.getElementsByTagName('lineup');
				tab = tabs[0];

				document.getElementById(this.id + 'BCWRA_title').innerHTML = '<a href="' + this.url + '">' + tab.getAttribute('name') + '</a>';
				videos = tab.getElementsByTagName('video');
				
				for(var i = 0; i < videos.length; i++) {
					var video = videos[i];
					var title = video.getElementsByTagName('title_id')[0].childNodes[0].nodeValue;
					
					videoIds += title;
					
					if(i + 1 < videos.length) {
						videoIds += ',';
					}
				}
				
				var code = document.createElement('script');
				code.setAttribute('src', 'http://api.brightcove.com/services/library?command=find_videos_by_ids&token=' + this.token + '&video_ids=' + videoIds + '&callback=bc_id[' + this.id + '].manualReturn');
				code.setAttribute('charset', 'UTF-8');
				code.setAttribute('type', 'text/javascript');
				document.getElementsByTagName('head')[0].appendChild(code);
			}
		}
	}

	this.manualReturn = function(pData) {
		var el = document.getElementById(this.id + 'BCWRA_inner');
		var videos = pData['items'];
		var maximum = 11;
		
		if(videos.length < 11) {
			maximum = videos.length;
		}
		
		var tabs = this.xml.getElementsByTagName('lineup');
		var tab = tabs[0];
		var xml_videos = tab.getElementsByTagName('video');
		
		this.videoCount = maximum - 1;
		
		document.getElementById(this.id + 'BCWRA_mainSrc').setAttribute('src', videos[0]['videoStillURL']);
		document.getElementById(this.id + 'BCWRA_mainTitle').innerHTML = videos[0]['name'];
		
		var a = this.url;
		var b = xml_videos[0].getElementsByTagName('player_id')[0].childNodes[0].nodeValue;
		var c = xml_videos[0].getElementsByTagName('lineup_id')[0].childNodes[0].nodeValue;
		var d = this.referName;
		
		document.getElementById(this.id + 'BCWRA_thumb').onclick = function() {
			window.location = a + '?bcpid=' + b + '&bclid=' + c + '&bctid=' + videos[0].id + '&refer=' + d;
		}
		
		for(var i = 1; i < maximum; i++) {
			var playerId = xml_videos[i].getElementsByTagName('player_id')[0].childNodes[0].nodeValue;
			var playlistId = xml_videos[i].getElementsByTagName('lineup_id')[0].childNodes[0].nodeValue;
			
			var code = document.createElement('div');
			code.className = 'bc_video' + this.postfix;
			code.innerHTML = '<div class="bc_thumb' + this.postfix + '" onclick="window.location=\'' + this.url + '?bcpid=' + playerId + '&bclid=' + playlistId + '&bctid=' + videos[i].id + '&refer=' + this.referName + '\';" onmouseover="bc_id[' + this.id + '].smallHover(' + i + ',1)" onmouseout="bc_id[' + this.id + '].smallHover(' + i + ',0)"><img class="bc_src' + this.postfix + '" src="' + videos[i]['thumbnailURL'] + '" /><div class="bc_overlay' + this.postfix + '" id="' + this.id + 'BCWRA_smallOverlay' + i + '"></div></div><div class="bc_video_title' + this.postfix + '">' + videos[i]['name'] + '</div>';
			
			el.appendChild(code);
		}
		
		this.count();
		this.position();
		this.arrows();
	}

	this.count = function() {
		var outer = document.getElementById(this.id + 'BCWRA_outer');
		
		if(this.width < 256) {
			outer.style.left = (((this.width - 20) / 2) - 43) + 'px';
			outer.style.width = 84 + 'px';
		} else if(this.width < 300) {
			this.videoCount = this.videoCount - 1;
			outer.style.left = (((this.width - 20) / 2) - 90) + 'px';
			outer.style.width = 178 + 'px';
		} else {
			this.videoCount = this.videoCount - 2;
			outer.style.left = (((this.width - 20) / 2) - 136) + 'px';
			outer.style.width = 272 + 'px';
		}
	}
	
	this.position = function() {
		var widget = document.getElementById(this.id + 'BCWRA_widget');
		var title = document.getElementById(this.id + 'BCWRA_title');
		var thumb = document.getElementById(this.id + 'BCWRA_thumb');
		var image = document.getElementById(this.id + 'BCWRA_mainSrc');
		var overlay = document.getElementById(this.id + 'BCWRA_mainOverlay');
		var mainTitle = document.getElementById(this.id + 'BCWRA_mainTitle');
		var arrowRight = document.getElementById(this.id + 'BCWRA_arrowRight');
		var height = this.width * 0.75;
		
		widget.style.width = (this.width - 22) + 'px';
		height = (this.width - 20) * 0.75;
		image.style.height = (height - 2) + 'px';
		image.style.top = '1px';
		image.style.left = '1px';
		overlay.style.width = (this.width - 22) + 'px';
		overlay.style.height = height + 'px';
		arrowRight.style.left = ((this.width - 20) - 19) + 'px';

		if(this.ie) {
			title.style.width = (this.width - 21) + 'px';
			overlay.style.left = (((this.width - 24) / 2) - 92) + 'px';
			overlay.style.top = ((height / 2) - 70) + 'px';
			thumb.style.width = (this.width - 21) + 'px';
			thumb.style.height = (height + 2) + 'px';
			image.style.width = (this.width - 25) + 'px';
			mainTitle.style.width = (this.width - 21) + 'px';
		} else {
			title.style.width = (this.width - 28) + 'px';
			thumb.style.width = (this.width - 22) + 'px';
			thumb.style.height = height + 'px';
			image.style.width = (this.width - 24) + 'px';
			mainTitle.style.width = (this.width - 20) + 'px';
		}
	}
	
	this.mainHover = function(pState) {
		var overlay = document.getElementById(this.id + 'BCWRA_mainOverlay');
		
		if(pState == 1) {
			overlay.className = 'bc_overlay' + this.postfix + ' bc_mainHover' + this.postfix;
			document.getElementById(this.id + 'BCWRA_thumb').className = 'bc_mainVideo_thumb bc_mainVideo_thumb_over';
		} else {
			overlay.className = 'bc_overlay' + this.postfix;
			document.getElementById(this.id + 'BCWRA_thumb').className = 'bc_mainVideo_thumb';
		}
	}
	
	this.smallHover = function(pId, pState) {
		var overlay = document.getElementById(this.id + 'BCWRA_smallOverlay' + pId);
		var pEl = overlay.parentNode;
		
		if(pState == 1) {
			overlay.className = 'bc_overlay' + this.postfix + ' bc_smallHover' + this.postfix;
			pEl.className = 'bc_thumb bc_thumb_over';
		} else {
			overlay.className = 'bc_overlay' + this.postfix;
			pEl.className = 'bc_thumb';
		}
	}
	
	this.arrows = function() {
		var arrowLeft = document.getElementById(this.id + 'BCWRA_arrowLeft');
		var arrowRight = document.getElementById(this.id + 'BCWRA_arrowRight');
		
		if(this.page < 1) {
			arrowLeft.className = 'bc_arrow_left' + this.postfix + ' bc_arrow_disabled' + this.postfix;
		} else {
			arrowLeft.className = 'bc_arrow_left' + this.postfix;
		}
		
		if(this.page + 1 == this.videoCount) {
			arrowRight.className = 'bc_arrow_right' + this.postfix + ' bc_arrow_disabled' + this.postfix;
		} else {
			arrowRight.className = 'bc_arrow_right' + this.postfix;
		}
	}
	
	this.arrowOver = function(pEl, pSide) {
		if(pSide == 0) {
			pEl.src = this.dir + this.postfix + '/arrow_left_hover.png';
		} else {
			pEl.src = this.dir + this.postfix + '/arrow_right_hover.png';
		}
	}
	
	this.arrowOff = function(pEl, pSide) {
		if(pSide == 0) {
			pEl.src = this.dir + this.postfix + '/arrow_left.png';
		} else {
			pEl.src = this.dir + this.postfix + '/arrow_right.png';
		}
	}
	
	this.slide = function(pDir) {
		if(!this.sliding) {
			el = document.getElementById(this.id + 'BCWRA_inner');
			
			if(pDir == 0) {
				if(this.page > 0) {
					this.page--;
					this.sliding = true;
					this.prepSlide(el, (this.page * -94));
				}
			} else {
				if(this.page + 1 < this.videoCount) {
					this.page++;
					this.sliding = true;
					this.prepSlide(el, (this.page * -94));
				}
			}
			
			this.arrows();
		}
	}
	
	this.getNum = function(pNum) {
		if(pNum) {
			if(pNum.indexOf('px') > -1) {
				return parseInt(pNum.substring(0, pNum.indexOf('px')));
			} else {
				return parseInt(pNum);
			}
		} else {
			return 0;
		}
	}

	this.prepSlide = function(pEl, pEnd) {
		var moveStart = this.getNum(pEl.style['left']);
		var amountToMove = pEnd - moveStart;
		var timeStart = new Date().getTime();
		var timeEnd = timeStart + 500;
		
		this.doSlide(this.id, pEl, 'left', amountToMove, moveStart, 500, timeEnd);
	}
	
	this.doSlide = function(id, pEl, pType, pDistance, pStart, pTimeTotal, pTimeEnd) {
		var currentTime = new Date().getTime();
		var timeRemaining = Math.max(0, pTimeEnd - currentTime);
		var currentMove = parseInt(pDistance - (Math.pow(timeRemaining, 3) / Math.pow(pTimeTotal, 3)) * pDistance);
		pEl.style[pType] = (pStart + currentMove) + 'px';
		
		if(timeRemaining > 0) {
		  setTimeout(function () { bc_id[id].doSlide(id, pEl, pType, pDistance, pStart, pTimeTotal, pTimeEnd); }, 10);
		} else {			
			this.sliding = false;
		}	
	}
}