(function p3nettradio() {
	var host = "http://p3.no/saus/nettradio/";
	var thisDate;
	var nextDate;
	var updateTimeInterval;
	var updateInterfaceInterval;
	var lastSong = null;
	var nextSong = null;
	var currentSong = null;
	var resizeTimeout;
	var channels = [new Channel(1, "NRK P3", "http://lyd.nrk.no/nrk_radio_p3_mp3_m"),
					new Channel(2, "mP3", "http://lyd.nrk.no/nrk_radio_mp3_mp3_m"), 
					new Channel(3, "Radioresepsjonen", "http://lyd.nrk.no/nrk_radio_p3_radioresepsjonen_mp3_m"), 
					//new Channel(4, "Pyro", "http://lyd.nrk.no/nrk_radio_p3_pyro_mp3_m"), 
					new Channel(5, "NRS", "http://lyd.nrk.no/nrk_radio_p3_national_rap_show_mp3_m"), 
					new Channel(6, "Urørt", "http://lyd.nrk.no/nrk_radio_p3_urort_mp3_m")
					];
	var currentChannel = channels[0];
	var shownSince = 0;
	var playerPaused = true;
					
					
	function Channel(id, name, url, onairURL) {
		this.id = id;
		this.name = name;
		this.url = url;
	}

	jQuery(window).resize(function($) {
		clearInterval(updateTimeInterval);
		clearTimeout(resizeTimeout);
		resizeTimeout = setTimeout(function() {
			updateTime();
			var now = jQuery("#radio .now");
			var collapsedNow = jQuery("#radio .now-collapsed");
			var title = jQuery("#radio .title");
			var padSize = (collapsedNow.css("float") === "right");
			if (padSize) {
				now.hide();
				if (title.is(":visible")) {
					collapsedNow.show();
				}
			}
			else {
				collapsedNow.hide();
				if (title.is(":visible")) {
					now.show();
				}
			}
			updateTimeInterval = setInterval(updateTime, 10000);
			resizeText();
		}, 250);
	});

	function getUrlVars(){
		var vars = [], hash;
		var hashes = window.location.href.slice(window.location.href.indexOf('?') + 1).split('&');
		for(var i = 0; i < hashes.length; i++)
		{	
		  hash = hashes[i].split('=');
		  vars.push(hash[0]);
		  vars[hash[0]] = hash[1];
		}
		return vars;
	};


	function leadingZero(number) {
		return number < 10 ? "0"+number : number;
	}

	function popOut() {
		var day = new Date();
		var id = day.getTime();
		eval("page" + id + " = window.open('http://p3.no/saus/nettradio/index.html?autoplay&channel="+currentChannel.id+"', '" + id + "', 'toolbar=0,scrollbars=0,location=0,statusbar=0,menubar=0,resizable=0,width=330,height=280,right = 0,top = 0');");
		jQuery("#radio-player").jPlayer("pause");
	}

	function updateTime() {
		if (thisDate && nextDate) {
			jQuery('#radio .time').html(leadingZero(thisDate.getHours())+":"+leadingZero(thisDate.getMinutes())+"&nbsp;&#8212;&nbsp;"+leadingZero(nextDate.getHours()) + ":" + leadingZero(nextDate.getMinutes()));
			var total = nextDate.getTime()-thisDate.getTime();
			var elapsed = (new Date().getTime())-thisDate.getTime();
			var percent = (elapsed/total);
			percent = percent > 1 ? 1 : percent;
			var container = jQuery("#radio .radiocontent");
			var containerHeight = container.height();
			var contextWidth = Math.floor((200*containerHeight)/280);
			var containerWidth = container.width();
			var maxWidth = containerWidth+contextWidth;
			jQuery('#radio .before').animate({width: Math.floor(maxWidth*percent)});
		}
	}

	function Song(artist, title, date, runorder) {
		this.artist = artist;
		this.title = title;
		this.date = date;
		this.runorder = runorder;
	}

	function resizeText() {
		var maxSize = 150;
		var windowWidth = jQuery(window).width();
		if (windowWidth < 360) {
			maxSize = 50;
		}
		var minSize = 10;
		var now = jQuery("#radio .now");
		var subtract = 0;
		if (now.is(":visible")) {
			subtract = now.height();
		}
		var songcontainer = jQuery("#radio .songcontainer");
		var title = songcontainer.children(".title");
		var hiddentitle = jQuery("#radio .hiddentitle");
		hiddentitle.css("font-size", maxSize);
		hiddentitle.text(title.text());
		var targetWidth = songcontainer.width();
		var maxHeight = 100;
		while (hiddentitle.width() > targetWidth && (hiddentitle.height()+subtract) > maxHeight && maxSize > minSize) {
			var factor = targetWidth / hiddentitle.width();
			maxSize = Math.floor(maxSize*factor);
			hiddentitle.css("font-size", maxSize);
		}
		maxSize -= 1;
		title.animate({fontSize: maxSize});
	}

	function updateSong() {
		var now = jQuery("#radio .now");
		var title = jQuery("#radio .title");
		var artist = jQuery("#radio .artist");
		var padSize = (jQuery("#radio .now-collapsed").css("float") === "right");
		if (padSize) {
			now.hide();
			now = jQuery("#radio .now-collapsed");
		}
		else {
			jQuery("#radio .now-collapsed").hide();
		}
		if ((currentSong || nextSong || lastSong) && !jQuery("#radio .playlist").is(":visible")) {		
			var runOrderShouldShowForCurrent = "Nå: ".toUpperCase();
			var runOrderShouldShowForNext = "Neste: ".toUpperCase();
			var runOrderShouldShowForLast = "Forrige: ".toUpperCase();
			if (currentSong) {
				if (!(title.text() === currentSong.title && artist.first().text() === runOrderShouldShowForCurrent+currentSong.artist)) {
					title.text(currentSong.title);
					artist.html("<span class=\"bold\">"+runOrderShouldShowForCurrent+"</span>"+currentSong.artist);
					resizeText();
				}
			}
			else {
				if (nextSong && (Math.round(new Date().getTime() / 1000)-shownSince) > 30 && !(title.text() === nextSong.title && artist.first().text() === runOrderShouldShowForNext+nextSong.artist)) {
					title.text(nextSong.title);
					artist.html("<span class=\"bold\">"+runOrderShouldShowForNext+"</span>"+nextSong.artist);
					resizeText();
					shownSince = Math.round(new Date().getTime() / 1000);
				}
				else if (lastSong && (Math.round(new Date().getTime() / 1000)-shownSince) > 30 && !(title.text() === lastSong.title && artist.first().text() === runOrderShouldShowForLast+lastSong.artist)) {
					title.text(lastSong.title);
					artist.html("<span class=\"bold\">"+runOrderShouldShowForLast+"</span>"+lastSong.artist);
					resizeText();
					shownSince = Math.round(new Date().getTime() / 1000);
				}
			}
			if (!now.is(":visible")) {
				now.show("slow");
				title.show("slow", function(){
					shownSince = Math.round(new Date().getTime() / 1000);
					updateTime();
				});		
			}
		} else {
			if (now.is(":visible")) {
				now.hide("slow");
				title.hide("slow", function() {
					shownSince = 0;
					updateTime();
				});
			}
		}
	}

	function updateInterface() {
		jQuery.getJSON(host+'onairnow.php?id='+currentChannel.id+'&time='+(new Date().getTime()), function(data) {
			var thisCurrentSong = null;
			var thisLastSong = null;
			var thisNextSong = null;
			var thisTitle;
			if (typeof data.program !== "undefined") {
				var program = data.program;
				thisTitle = program.title;
				if (typeof thisTitle === "undefined") {
					thisTitle = "Finner ikke programinfo";
				}
				thisDate = new Date(Date.parse(program.date));
				jQuery("#radio .show").text(thisTitle);
				var elements = program.elements; 
				if (typeof program.elements !== "undefined") {
					if (elements.length > 0) {
						for (i in elements) {
							var element = elements[i];
							var runorder = element.runorder;
							var nextProgram = element.program;
							var type = element.type;
							if (typeof runorder !== "undefined" && typeof type !== "undefined" && type === "Music") {
								if (runorder === "present" || runorder === "past" || runorder === "future") {
									var artist = element.contributor;
									var title = element.title;
									var date = element.date;
									if (runorder === "present") {
										thisCurrentSong = new Song(artist, title, date, runorder);
									}
									else if (runorder === "past") {
										thisLastSong = new Song(artist, title, date, runorder);
									}
									else {
										thisNextSong = new Song(artist, title, date, runorder);
									}
									continue;
								}
							}
							if (typeof nextProgram !== "undefined") {
								nextDate = new Date(Date.parse(nextProgram.date));
							}
						}
					} else {
						nextDate = new Date("fail");
					}
				}
			}
			if (thisCurrentSong) {
				if (currentSong) {
					if (!(thisCurrentSong.title === currentSong.title && thisCurrentSong.artist === currentSong.artist))
					{
						currentSong = thisCurrentSong;				
					}
				} else {
					currentSong = thisCurrentSong;	
				}
			} else {
				currentSong = null;
			}
			if (thisLastSong) {
				if (lastSong) {
					if (!thisLastSong.date === lastSong.date)
					{
						lastSong = thisLastSong;				
					}
				} else {
					lastSong = thisLastSong;	
				}
			} else {
				lastSong = null;
			}
			if (thisNextSong) {
				if (nextSong) {
					if (!thisNextSong.date === nextSong.date)
					{
						nextSong = thisNextSong;				
					}
				} else {
					nextSong = thisNextSong;	
				}
			} else {
				nextSong = null;
			}
			updateSong();
			if (!thisDate || typeof thisDate === "undefined" || isNaN(thisDate.getTime()) || !nextDate || typeof nextDate === "undefined" || isNaN(nextDate.getTime())) {
				jQuery('#radio .time').hide();
				jQuery("#radio .show").css("margin-top", "8%");
			} 
			else {
				jQuery('#radio .time').show();
				jQuery("#radio .show").css("margin-top", "0");
				clearInterval(updateTimeInterval);
				thisDate = new Date(thisDate.getUTCFullYear(), thisDate.getUTCMonth(), thisDate.getUTCDate(),  thisDate.getUTCHours(), thisDate.getUTCMinutes(), thisDate.getUTCSeconds());
				nextDate = new Date(nextDate.getUTCFullYear(), nextDate.getUTCMonth(), nextDate.getUTCDate(),  nextDate.getUTCHours(), nextDate.getUTCMinutes(), nextDate.getUTCSeconds());
				updateTime();
				updateTimeInterval = setInterval(updateTime, 10000);
			}
		});
		clearInterval(updateInterfaceInterval);
		updateInterfaceInterval = setInterval(updateInterface, 60000);
	}

	function updateChannel() {
		jQuery("#radio .channel").html(currentChannel.name);
		clearInterval(updateTimeInterval);
		thisDate = null;
		nextDate = null;
		lastSong = null;
		nextSong = null;
		currentSong = null;
		updateInterface();
		var jPlayer = jQuery("#radio-player");
		jPlayer.jPlayer("setMedia", {
			mp3: currentChannel.url
		});
		if (!playerPaused) {
			jPlayer.jPlayer("play");
		}
	}

	function changeChannel(id) {
		var clickedChannel = channels[id-1];
		if (currentChannel.id !== clickedChannel.id) {
			var chosenChannel = jQuery("#radio .playlist .songs p[data-id=\""+clickedChannel.id+"\"]");
			var previousChannel = jQuery("#radio .playlist .songs p[data-id=\""+currentChannel.id+"\"]");
			previousChannel.replaceWith("<p class=\"white links\" data-id=\""+currentChannel.id+"\"><a class=\"changechannel\" href=\"javascript:;\">"+currentChannel.name+"</a></p>");
			chosenChannel.replaceWith("<p class=\"blue links\" data-id=\""+clickedChannel.id+"\">"+clickedChannel.name+"</p>");
			currentChannel = clickedChannel;
			updateChannel();
			jQuery("#radio .changechannel").click(function() {
				changeChannel(jQuery(this).parent().data("id"));
			});
		}
	}

	function dropdownclick() {
		var playlist = jQuery("#radio .playlist");
		if (playlist.is(":visible")) {
			playlist.hide("slow", function() {
				updateInterface();
				updateInterfaceInterval = setInterval(updateInterface, 60000);
				playlist.children(".songs").hide();
				playlist.children(".loader").show();
				jQuery("#radio .songcontainer").show();
			});
		}
		else {
			clearInterval(updateInterfaceInterval);
			jQuery("#radio .now").hide();
			jQuery("#radio .now-collapsed").hide();
			jQuery("#radio .title").hide();
			jQuery("#radio .songcontainer").hide();
			playlist.children(".songs").empty();
			playlist.show("slow", function() {
				for (i in channels) {
					if (channels[i].name !== currentChannel.name) {
						playlist.children(".songs").append("<p data-id="+channels[i].id+" class=\"white links\"><a class=\"changechannel\" href=\"javascript:;\">"+channels[i].name+"</a></p>");
					} else {
						playlist.children(".songs").append("<p data-id="+channels[i].id+" class=\"blue links\">"+channels[i].name+"</p>");
					}
				}
				jQuery("#radio .changechannel").click(function() {
					changeChannel(jQuery(this).parent().data("id"));
				});
				playlist.children(".loader").fadeOut("fast", function() {
					playlist.children("h3").text("Flere kanaler").show("slow");
					playlist.children("a.close").show("slow");
					playlist.children(".songs").fadeIn();
				});
			});
		}
	}

	function createRadio() {
		var stylesheet = host+"style.css";
		var jqueryuistylesheet = "http://p3.no/saus/nettradio/jquery-ui-1.8.21.custom.css";
		if (document.createStyleSheet) {
			document.createStyleSheet(stylesheet);
			document.createStyleSheet(jqueryuistylesheet);
		}
		else {
			jQuery('<link rel="stylesheet" type="text/css" href="'+stylesheet+'" />').appendTo('head');
			jQuery('<link rel="stylesheet" type="text/css" href="'+jqueryuistylesheet+'" />').appendTo('head');
		}
		var jplayerJS = "http://p3.no/saus/nettradio/jquery.jplayer.min.js";
		jQuery('<script type="text/javascript" src="'+jplayerJS+'" />').appendTo('head');
		var jqueryUIJS = "http://p3.no/saus/nettradio/jquery-ui-1.10.1.custom.min.js";
		jQuery('<script type="text/javascript" src="'+jqueryUIJS+'" />').appendTo('head');
		var html = "<div id=\"radio\"><div class=\"volume-bar\"></div><div class=\"radioheader\"><a class=\"dropdown\" href=\"javascript:;\" title=\"Velg kanal\"><img src=\"http://p3.no/saus/nettradio/dropdownLarge.png\" alt=\"Velg kanal\" /></a><a class=\"channel\" href=\"javascript:;\" title=\"Velg kanal\"></a><a href=\"javascript:;\" class=\"play\" tabindex=\"1\"><img src=\"http://p3.no/saus/nettradio/playLarge.png\" alt=\"play\"/></a><a href=\"javascript:;\" class=\"pause\" tabindex=\"1\" style=\"display: none;\"><img src=\"http://p3.no/saus/nettradio/pauseLarge.png\" alt=\"pause\" /></a><div class=\"controls\"><a class=\"popout\" href=\"javascript:;\" title=\"&Aring;pne i nytt vindu\"><img src=\""+host+"popoutLarge.png\" alt=\"&Aring;pne i nytt vindu\" /></a><a class=\"list\" href=\"javascript:;\" title=\"Spilleliste\"><img src=\""+host+"playlistLarge.png\" alt=\"Spilleliste\" /></a><div class=\"volume\"><a href=\"javascript:;\" title=\"Volum\"><img src=\""+host+"volumeLarge.png\" alt=\"Volum\" /></a></div><div style=\"clear:both\"></div></div><div class=\"now-collapsed\"><span class=\"artist\"><span class=\"bold\">N&Aring;:&nbsp;</span></span></div><div style=\"clear:both\"></div></div><div class=\"radiocontent\"><div class=\"radiobody\"><div class=\"showtime\"><span class=\"time\"></span><h2 class=\"show\"></h2></div><div class=\"songcontainer\"><div class=\"now\"><span class=\"artist\"></span></div><span class=\"title\"></span><div class=\"hiddentitle\"></div></div><div class=\"playlist\"><h3>Sist spilte p&aring; P3</h3><a class=\"close\" href=\"javascript:;\" title=\"Lukk\"><img src=\"http://p3.no/saus/nettradio/closeLarge.png\" alt=\"Lukk\" /></a><div class=\"loader\"><img src=\"http://p3.no/saus/nettradio/loading.gif\"/></div><div class=\"songs\"></div></div><div style=\"clear: both;\"></div></div><div class=\"progress\"><div class=\"before\"></div><div class=\"background\"></div></div></div></div>";
		jQuery("#radio-player").after(html);
	}

	jQuery(document).ready(function($){
		var urlvars = getUrlVars();
		var urlchannel = urlvars["channel"];
		if (typeof urlchannel !== "undefined") {
			currentChannel=channels[parseInt(urlvars[urlvars[1]])-1];
		}
		createRadio();
		updateChannel();
		var jPlayer = $("#radio-player");
		jPlayer.jPlayer({
			ready: function (event) {
				if (urlvars.length > 0 && urlvars[0] === "autoplay") {
					$(this).jPlayer("setMedia", {
						mp3: currentChannel.url
					});
					$(this).jPlayer("play");
					$("#radio .popout").remove();
					$("#radio .list").css("margin-right", "1%");
				}
			},
			cssSelectorAncestor: "#radio",
			pause: function() {
				$(this).jPlayer("clearMedia");
				playerPaused = true;
			},
			play: function() {
				playerPaused = false;
			},
			cssSelector: {
				play: ".play",
				pause: ".pause"
			},
			error: function (event) {
				if (event.jPlayer.error.context === "play" && event.jPlayer.error.type === "e_url_not_set") {
					$(this).jPlayer("setMedia", {
						mp3: currentChannel.url
					}).jPlayer("play");
				}
			},
			volume: 0.5,
			verticalVolume: true,
			swfPath: "http://p3.no/saus/nettradio/",
			supplied: "mp3",
			wmode: "window",
            preload: "none"
		});
		jPlayer.bind($.jPlayer.event.ready, function(event) {
			if (event.jPlayer.status.noVolume) {
				jPlayer.jPlayer("setMedia", {
					mp3: currentChannel.url
				}).jPlayer("volume", 1);
				$("#radio .list").css("margin-right", "1%");
				$("#radio .popout").hide();
				$("#radio .volume").hide();
			}
		});
		jPlayer.bind($.jPlayer.event.pause, function(event) {
			if (event.jPlayer.status.noVolume) {
				jPlayer.jPlayer("setMedia", {
					mp3: currentChannel.url
				});
			}
		});
		var volumeBar = $("#radio .volume-bar");
		var shouldHide = true;
		volumeBar.slider({
			value: 50,
			range: "min",
			slide: function(event, ui) {
				jPlayer.jPlayer("volume", ui.value/100);
			},
			start: function(event, ui) {
				shouldHide = false;
				clearTimeout(hideVolumeBar);
			},
			stop: function(event, ui) {
				shouldHide = true;
				hideVolumeBar = setTimeout(function() {
					volumeBar.hide(100, "linear", function() {
					});
				}, 500);
			}
		});
		var hideVolumeBar;
		$("#radio .volume").hover(function() {
			clearTimeout(hideVolumeBar);
			volumeBar.show(100, "linear", function() {
			});
		}, function() {
			if (shouldHide) {
				hideVolumeBar = setTimeout(function() {
					volumeBar.hide(100, "linear", function() {
					
					});
				}, 500);
			}
		});
		volumeBar.hover(function() {
			clearTimeout(hideVolumeBar);
		}, function() {
			if (shouldHide) {
				hideVolumeBar = setTimeout(function() {
					volumeBar.hide(100, "linear", function() {
					});
				}, 500);
			}
		});
		
		$("#radio .list").click(function() {
			var playlist = $("#radio .playlist");
			if (!playlist.is(":visible")) {
				clearInterval(updateInterfaceInterval);
				$("#radio .now").hide();
				$("#radio .now-collapsed").hide();
				$("#radio .title").hide();
				$("#radio .songcontainer").hide();
				playlist.children(".songs").empty();
				playlist.show("slow", function() {	
					updateTime();
					$.getJSON(host+'sistespilte.php?time='+(new Date().getTime()), function(data) {
						$.each(data, function(key) {
							playlist.children(".songs").append("<p class=\""+((key % 2 === 0) ? "blue" : "white")+"\">"+data[key].artist+"&nbsp;&#8212;&nbsp;"+data[key].song+"</p>");
						});
						playlist.children(".songs").append("<p class=\"white links\"><a href=\"http://p3.no/spillelister\">Siste 400</a>&nbsp;|&nbsp;<a href=\"http://p3.no/abc\">Mest spilt</a></p>");
						playlist.children(".loader").fadeOut("fast", function() {
							playlist.children("h3").html("Sist spilte p&aring; P3").show("slow");
							playlist.children("a.close").show("slow");
							playlist.children(".songs").fadeIn();
						});
					});
				});
			}
			else {
				playlist.hide("slow", function() {
					updateInterface();
					updateInterfaceInterval = setInterval(updateInterface, 60000);
					playlist.children(".songs").hide();
					playlist.children(".loader").show();
					$("#radio .songcontainer").show();
				});			
				playlist.children("h3").hide();
				playlist.children("a.close").hide();
			}
		});
		
		$("#radio .playlist a.close").click(function() {
            var playlist = jQuery("#radio .playlist");
			playlist.hide("slow", function() {
				updateInterface();
				updateInterfaceInterval = setInterval(updateInterface, 60000);
				playlist.children(".songs").hide();
				playlist.children(".loader").show();
				$("#radio .songcontainer").show();
			});
			playlist.children("h3").hide();
			playlist.children("a.close").hide();
		});
		
		$("#radio .dropdown").click(dropdownclick);
		$("#radio .channel").click(dropdownclick);
		$("#radio .popout").click(popOut);
	});
}());
(function (Date, undefined) {
    var origParse = Date.parse, numericKeys = [ 1, 4, 5, 6, 7, 10, 11 ];
    Date.parse = function (date) {
        var timestamp, struct, minutesOffset = 0;

        // ES5 §15.9.4.2 states that the string should attempt to be parsed as a Date Time String Format string
        // before falling back to any implementation-specific date parsing, so that's what we do, even if native
        // implementations could be faster
        //              1 YYYY                2 MM       3 DD           4 HH    5 mm       6 ss        7 msec        8 Z 9 ±    10 tzHH    11 tzmm
        if ((struct = /^(\d{4}|[+\-]\d{6})(?:-(\d{2})(?:-(\d{2}))?)?(?:T(\d{2}):(\d{2})(?::(\d{2})(?:\.(\d{3}))?)?(?:(Z)|([+\-])(\d{2})(?::(\d{2}))?)?)?$/.exec(date))) {
            // avoid NaN timestamps caused by "undefined" values being passed to Date.UTC
            for (var i = 0, k; (k = numericKeys[i]); ++i) {
                struct[k] = +struct[k] || 0;
            }

            // allow undefined days and months
            struct[2] = (+struct[2] || 1) - 1;
            struct[3] = +struct[3] || 1;

            if (struct[8] !== 'Z' && struct[9] !== undefined) {
                minutesOffset = struct[10] * 60 + struct[11];

                if (struct[9] === '+') {
                    minutesOffset = 0 - minutesOffset;
                }
            }

            timestamp = Date.UTC(struct[1], struct[2], struct[3], struct[4], struct[5] + minutesOffset, struct[6], struct[7]);
        }
        else {
            timestamp = origParse ? origParse(date) : NaN;
        }

        return timestamp;
    };
}(Date));