/*
 * ipla Detector
 * --------------------------------
 * version: 2.2
 * 
 * Changelog:
 *  - nowe tło graficzne
 *  - usunięte elementy tekstowe
 */
var blankImg = "http://detector.ipla.pl/gfx/blank.gif";

if (!iplabrowser) {
	var iplabrowser = {
		isModern: (document.getElementById && document.getElementsByTagName)?true:false,
		isWindows: (navigator.platform == 'Win32')?true:false,
		isSafari: (navigator.vendor && navigator.vendor.indexOf('Apple') >= 0)?true:false,
		isWebkit: (navigator.userAgent.indexOf('WebKit/') >= 0)?true:false,
		isOpera: (window.opera)?true:false
	};
	iplabrowser.isIE = (document.all && iplabrowser.isModern && !iplabrowser.isOpera)?true:false;
	iplabrowser.isUnsupportedBrowser = (iplabrowser.isSafari || iplabrowser.isWebkit)?true:false;
}

if (!ipla)
var ipla = {
    languages: {
        "en": {
			background: "http://detector.ipla.pl/gfx/bg_en.png",
            installPrompt: "You need to install the free ipla player to view this movie. Do you want to download ipla?",
			iplaDesc: "interactive multimedia platform",
			needIpla: "To view this movie you need to have ipla installed.",
			downloadInstallIpla: "Download and install ipla.",
			whatIsIpla: "Don't know what's ipla?",
            demoIpla: "View a demonstration",
            haveIpla: "Have ipla installed? Click",
            clickHere: "here",
            legalese: "With ipla, you can view online videos legally and safe over the Internet."
        },
        "pl": {
			background: "http://detector.ipla.pl/gfx/bg_pl.png",
            installPrompt: "Do obejrzenia tego filmu wymagany jest player ipla. Czy chcesz pobrać ipla?",
			iplaDesc: "interaktywna platforma rozrywkowa",
			needIpla: "Do obejrzenia materiału wideo potrzebna jest ipla.",
			downloadInstallIpla: "Pobierz i zainstaluj ipla.",
			whatIsIpla: "Nie wiesz czym jest ipla?",
            demoIpla: "Zobacz demo",
            haveIpla: "Masz już ipla? Kliknij",
            clickHere: "tutaj",
            legalese: "Platforma ipla zapewnia legalny i bezpieczny dostęp do materiałów wideo w internecie."
        }
    },
    installUrl: "http://download.ipla.redefine.pl/iplasetup.exe",
    downloadUrl: "http://ipla.pl/pobierz.php",
	demoUrl: "http://www.ipla.pl",
	vbscript: [
		'Function isIplaInstalled()',
		'on error resume next',
		'Set oIpla = CreateObject("IPLAMK.iplamkCtrl")',
		'isIplaInstalled = IsObject(oIpla)',
		'Set oIpla = nothing',
		'End Function'].join("\n"),
	detected : false,
    language : "pl",

	checkMIME: function() {
		if (typeof(navigator.mimeTypes['application/x-ipla']) == 'object')
			return true;
		return false;
	},

	checkActiveX: function() {
		if(iplabrowser.isIE) {
			var code = document.createElement('script');
			code.setAttribute('language', 'VBscript');
			code.text = ipla.vbscript;
			var body = document.getElementsByTagName('body');
			if(!body)
				return true;
			document.getElementsByTagName('body')[0].appendChild(code);
			return isIplaInstalled();
		} else
			return false;
	},
	
	/** 
	 * instalacja ipla
	 */
	install: function(e, aObject){
		var popupInstall=false;
		var fastInstall=false;
		var lightboxInstall=true;
		
		if(!(typeof window.iplaPopup == 'undefined') && !window.iplaPopup)
			popupInstall=false;

		if(!(typeof window.iplaFastInstall == 'undefined') && !window.iplaFastInstall)
			fastInstall=false;

		if(window.installIplaPage)
			ipla.downloadUrl = window.installIplaPage;
		else if(window.iplaInstallURL) 
			ipla.downloadUrl = window.iplaInstallURL;

		if ( lightboxInstall ) {
			var body = document.getElementsByTagName("body")[0];
			var overlay = document.createElement("div");
			overlay.style.background = "#000";
			overlay.style.position = "fixed";
			overlay.style.width = "100%";
			overlay.style.height = "100%";
			overlay.style.top = "0";
			overlay.style.left = "0";
			overlay.style.opacity = "0.6";
			overlay.style.filter = "alpha(opacity=60)";
			overlay.onclick = function() {
				body.removeChild(messageContainer);
				if (window.opera) {
					overlay.style.left = "10000px";
					overlay.style.top = "10000px";
					overlay.style.display = "none";
				}
				else
					body.removeChild(overlay);
			}
			
			if ( navigator.userAgent.indexOf('MSIE 6.') != -1 ) {
				overlay.style.position = "absolute";
				overlay.style.setExpression("width", "document.documentElement.clientWidth + 'px'");
				overlay.style.setExpression("height", "document.documentElement.clientHeight + 'px'");
			}
			
			var messageContainer = document.createElement("div");
			messageContainer.style.background = "url(" + ipla.languages[ ipla.language ].background + ") center center no-repeat";
			messageContainer.style.position = "absolute";
			//messageContainer.style.top = "50%";
			messageContainer.style.top = ipla.getContainterPos();
			messageContainer.style.left = "50%";
			messageContainer.style.margin = "0 0 0 -300px";		// -200px 0 0 -300px
			messageContainer.style.border = "0";
			messageContainer.style.width = "621px";
			messageContainer.style.height = "385px";			
			
			if ( navigator.userAgent.indexOf('MSIE 6.') != -1 ) {
				messageContainer.style.background = "none";

				var fakeIEobj = document.createElement("div");
				fakeIEobj.style.zIndex = "-1";	
				fakeIEobj.style.width = "621px";
				fakeIEobj.style.height = "385px";
				fakeIEobj.style.filter = "progid:DXImageTransform.Microsoft.AlphaImageLoader(src='"+ ipla.languages[ ipla.language ].background +"', sizingMethod='scale')";
				messageContainer.appendChild(fakeIEobj);
			}
			
			var messageText = document.createTextNode(" "+ ipla.languages[ ipla.language ].iplaDesc);
			
			/* Pobierz i zainstaluj ipla */
			var getIplaLink = document.createElement("a");
			getIplaLink.style.position = "absolute";
			getIplaLink.style.left = "40px";
			getIplaLink.style.top = "180px";
			getIplaLink.style.display = "block";
			getIplaLink.style.padding = "0";
			getIplaLink.style.border = "0";
			getIplaLink.href = ipla.installUrl;
			getIplaLink.innerHTML = '<img src="' + blankImg + '" alt="" width="345" height="25" border="0" />';
			
			var demoLink = document.createElement("a");
			demoLink.style.position = "absolute";
			demoLink.style.left = "200px";
			demoLink.style.top = "250px";
			demoLink.style.display = "block";
			demoLink.style.padding = "0";
			demoLink.style.border = "0";
			demoLink.href = ipla.demoUrl;
			demoLink.target = "_blank";
			demoLink.innerHTML = '<img src="' + blankImg + '" alt="" width="90" height="20" border="0" />';
				
			var haveiplaLink = document.createElement("a");
			haveiplaLink.style.position = "absolute";
			haveiplaLink.style.left = "173px";
			haveiplaLink.style.top = "275px";
			haveiplaLink.style.display = "block";
			haveiplaLink.style.padding = "0";
			haveiplaLink.style.border = "0";
			haveiplaLink.href = aObject.href;
			haveiplaLink.innerHTML = '<img src="' + blankImg + '" alt="" width="30" height="20" border="0" />';
			
			messageContainer.appendChild(getIplaLink);
			messageContainer.appendChild(demoLink);
			messageContainer.appendChild(haveiplaLink);
			            
			var messageClose = document.createElement("a");
			messageClose.style.background = "";
			messageClose.style.width = "22px";
			messageClose.style.height = "22px"
			messageClose.style.position = "absolute";
			messageClose.style.top = "1px";
			messageClose.style.right = "5px";
			messageClose.style.display = "block";
			messageClose.href = "javascript:void(null)";
			messageClose.onclick = function() {
				body.removeChild(messageContainer);
				if (window.opera) {
					overlay.style.left = "10000px";
					overlay.style.top = "10000px";
					overlay.style.display = "none";
				}
				else
					body.removeChild(overlay);
			}
			if (navigator.userAgent.indexOf('MSIE 6.') != -1) {
				messageClose.style.top = "10px";
				messageClose.style.right = "20px";
			};

			messageContainer.appendChild(messageClose);
	
			body.appendChild(overlay);
			body.appendChild(messageContainer);
			
			if (e) {
				e.cancelBubble = true;
				e.returnValue = false;
				if (e.stopPropagation) {
					e.stopPropagation();
					e.preventDefault();
				}
			}
		}
		else if (fastInstall && iplabrowser.isWindows) {
			var bInstall = confirm(ipla.languages[ ipla.language ].installPrompt);
			if (bInstall) {
				window.location = ipla.installUrl;
			}
		}
		else if (popupInstall) 
			w = window.open(ipla.downloadUrl);
		else
			document.location.href = ipla.downloadUrl;
		return true;
	},
	
	getContainterPos: function()
	{
		//(parseInt(ipla.getHeight / 2, 10)) + "px";
		var win_h;
		if(window.pageYOffset)
			win_h = (window.pageYOffset);
		else if(document.documentElement.scrollTop)
			win_h = (document.documentElement.scrollTop);
		else if(document.body.scrollTop)
			win_h = (document.body.scrollTop);
		else
			win_h = 0;
			
		win_h = parseInt(win_h, 10);
			
		win_h += 100;

		return win_h + 'px';
	},
	
	/** 
	 * detekcja lub propozycja instalacji ipla
	 */
	detect: function(e) {
		if(!e) var e = window.event;
		
		if ( e.srcElement ) {
			var target = e.srcElement;
		} else {
			var target = this;
		}
		if(target.tagName != 'A' && target.tagName != 'a')
			target = target.parentNode;

		if (!ipla.detected)
			ipla.detected = ipla.check();
		if (ipla.detected == false) {
			ipla.install(e, target);
			return false;
		}
		return true;
	},
	
	/**
	 * Sprawdzenie, czy ipla jest zainstalowana. Do samodzielnego wywołania
	 * @return true / false / undefined
	 */
	check: function() {
		if (!iplabrowser.isWindows)
			return false;
		if(iplabrowser.isUnsupportedBrowser)
			return false; //'undefined';
		if(iplabrowser.isIE)
			return ipla.checkActiveX();
		else
			return ipla.checkMIME();
	},

	/**
	 * skanuje wszystkie linki, znajduje te pasujace do maski 'ipla:' i podpina pod nie zdarzenie detekcji ipla
	 */ 
	assign: function(){
		if(iplabrowser.isModern) {
			var a = document.getElementsByTagName('a');
			for (var i = 0, l = a.length; i < l; i++) {
				if (a[i].href.length && a[i].href.indexOf('ipla:') != -1) {
					if(a[i].href.lastIndexOf('/')==6) a[i].href = a[i].href+'/';
					a[i].href = a[i].href+encodeURI(document.location.href);
					if (a[i].addEventListener) a[i].addEventListener('click', ipla.detect, false);
				    else if (a[i].attachEvent) a[i].attachEvent('onclick', ipla.detect);
				}
				
			}
		}
	},
	
	/**
	 * inicjalizacja skryptu - po zaladowaniu dokumentu wywoluje ipla.assign
	 */ 
	init: function(){
		if ( navigator.language ) {
			var navigatorLanguage = navigator.language.substr(0, navigator.language.indexOf("-"));
		} else if ( navigator.browserLanguage ){
			var navigatorLanguage = navigator.browserLanguage.substr(0, navigator.browserLanguage.indexOf("-"));
		} else {
			var navigatorLanguage = "pl";
		}
		
        if ( window.iplaLanguage != null && typeof(ipla.languages[ window.iplaLanguage ]) == "object" ) {
            ipla.language = window.iplaLanguage
        } else if ( typeof(ipla.languages[ navigatorLanguage ]) == "object" ) {
            ipla.language = navigatorLanguage
        }
        
		if(typeof window.addEventListener != 'undefined')
			window.addEventListener('load', ipla.assign, false);
		else if(typeof document.addEventListener != 'undefined')
			document.addEventListener('load', ipla.assign, false);
		else if(typeof window.attachEvent != 'undefined')
			window.attachEvent('onload', ipla.assign);
	}
};
ipla.init();

// compatibility
function iplaInit(){
	ipla.init();
};
function iplaLoad(){
	ipla.assign();
};
function iplaCheck(){
	var res = ipla.check();
	if(res == false)
		return false;
	return true;
}