// mcm.at standard scripts

var bolDOM = (document.getElementById ? true : false); 
var bolIE4 = ((document.all && !bolDOM) ? true : false);
var bolIE5 = ((document.all && bolDOM) ? true : false);
var bolNS4 = (document.layers ? true : false);
var bolOpera = (navigator.userAgent.toLowerCase().indexOf("opera") > -1) ? true : false;
var bolSafari = (navigator.userAgent.toLowerCase().indexOf("safari") > -1) ? true : false;
var bolIE = ((document.all && !bolOpera) ? true : false);

var itvNavOutDelay;
	
function addLoadListener(fn) {
	if (typeof window.addEventListener != "undefined") {
		window.addEventListener("load", fn, false);
	} else if (typeof document.addEventListener != "undefined") {
		/* for OPERA */
		document.addEventListener("load", fn, false);
	} else if (typeof window.attachEvent != "undefined") {
		/* for MSIE */
		window.attachEvent("onload", fn);
	} else {
		var fnOld = window.onload;
		if (typeof window.onload != "function") {
			window.onload = fn;
		} else {
			window.onload = function() {
				fnOld();
				fn();
			};
		}
	}
}

function attachEventListener(target, eventType, functionRef, capture) {
	if (typeof target.addEventListener != "undefined") {
		target.addEventListener(eventType, functionRef, capture);
	} else if (typeof target.attachEvent != "undefined") {
		target.attachEvent("on"+eventType, functionRef);
	} else {
		eventType = "on"+eventType;
		if (typeof target[eventType] == "function") {
			var oldListener = target[eventType];
			target[eventType] = function() {
				oldListener();
				return functionRef();
			};
		} else {
			target[eventType] = functionRef;
		}
	}
}

function getScrollingPosition() {
	var position = [0, 0];
	if (typeof window.pageYOffset != 'undefined') {
		position = [window.pageXOffset, window.pageYOffset];
	} else if (typeof document.documentElement.scrollTop != 'undefined' && document.documentElement.scrollTop > 0) {
		position = [document.documentElement.scrollLeft, document.documentElement.scrollTop];
	} else if (typeof document.body.scrollTop != 'undefined') {
		position = [document.body.scrollLeft, document.body.scrollTop];
	}
	return position;
}

function getCursorPosition(eventObj) {
	if (typeof eventObj == "undefined") {
		eventObj = window.event;
	}
	var scrollingPosition = getScrollingPosition();
	var cursorPosition = [0, 0];
	if (typeof eventObj.pageX != "undefined" && typeof eventObj.x != "undefined") {
		cursorPosition[0] = eventObj.pageX;
		cursorPosition[1] = eventObj.pageY;
	} else {
		cursorPosition[0] = eventObj.clientX + scrollingPosition[0];
		cursorPosition[1] = eventObj.clientY + scrollingPosition[1];
	}
	return cursorPosition;
}

function getViewportSize() {
	var size = [0, 0];
	if (typeof window.innerWidth != 'undefined') {
		size = [window.innerWidth, window.innerHeight];
	} else if (typeof document.documentElement != 'undefined' && typeof document.documentElement.clientWidth != 'undefined' && document.documentElement.clientWidth != 0) {
		size = [document.documentElement.clientWidth, document.documentElement.clientHeight];
	} else {
		size = [document.getElementsByTagName('body')[0].clientWidth, document.getElementsByTagName('body')[0].clientHeight];
	}
	return size;
}

function getEventTarget(event) {
	/* returns the element from which the event originated */
	var targetElement = null;
	if (typeof event.target != "undefined") {
		targetElement = event.target;
	} else {
		targetElement = event.srcElement;
	}
	while (targetElement.nodeType == 3 && targetElement.parentNode != null) {
		targetElement = targetElement.parentNode;
	}
	return targetElement;
}

/*
To get all a elements in the document with a info-links class.
    getElementsByClassName(document, "a", "info-links");
To get all div elements within the element named container, with a col class.
    getElementsByClassName(document.getElementById("container"), "div", "col"); 
To get all elements within in the document with a click-me class.
    getElementsByClassName(document, "*", "click-me"); 
*/

function getElementsByClassName(oElm, strTagName, strClassName){
	/*
    Written by Jonathan Snook, http://www.snook.ca/jonathan
    Add-ons by Robert Nyman, http://www.robertnyman.com
	*/
    var arrElements = (strTagName == "*" && document.all)? document.all : oElm.getElementsByTagName(strTagName);
    var arrReturnElements = new Array();
    strClassName = strClassName.replace(/\-/g, "\\-");
    var oRegExp = new RegExp("(^|\\s)" + strClassName + "(\\s|$)");
    var oElement;
    for(var i=0; i<arrElements.length; i++){
        oElement = arrElements[i];      
        if(oRegExp.test(oElement.className)){
            arrReturnElements.push(oElement);
        }   
    }
    return (arrReturnElements)
}

function setIEOverClass(startNode, strTagName) {
	if(startNode) {
		for (var i=0; i<startNode.childNodes.length; i++) {
			node = startNode.childNodes[i];
			if (node.nodeName.toLowerCase()==strTagName) {
				node.onmouseover=function() { this.className+=" over"; }
				node.onmouseout=function() { this.className=this.className.replace(" over", ""); }
			}
			if (node.hasChildNodes()) setIEOverClass(node, strTagName);
		}
	}
	return;
}

function initWincodeInput() {
	var elContainer = document.getElementById("c_header_wincode");
	var iptField;
	if(elContainer) {
		for (var i=0; i < elContainer.childNodes.length; i++) {
			if (elContainer.childNodes[i].nodeName.toLowerCase() == "input") {
				iptField = elContainer.childNodes[i];
			}
		}
		if (!iptField) { return; }
		iptField.value = "";
		iptField.onfocus = function() {
			iptField.style.backgroundPosition = "left bottom";	
		};
	}
}

function startSamplePlayer(strSampleUrl) {
	// build container if not existing already
	if (!document.getElementById("samplePlayerContainer")) {
		var elContainer = document.createElement("div");
		elContainer.id = "samplePlayerContainer";
		elContainer.style.position = "absolute";
		elContainer.style.top = 0;
		elContainer.style.left = 0;
		elContainer.style.visibility = "hidden";
		var elBody = document.getElementsByTagName("body")[0];
		elBody.appendChild(elContainer);
	}
	var strFileExt = strSampleUrl.substr(strSampleUrl.length-3);
	umpi_buildPlugin((strFileExt == "wma") ? "wmf" : "swf", 1, 1, strSampleUrl, 'samplePlayerContainer');
	return true;
}

function stopSamplePlayer() {
	if (document.getElementById("samplePlayerContainer")) {
		var elContainer = document.getElementById("samplePlayerContainer");
		document.getElementsByTagName("body")[0].removeChild(elContainer);
	}
	return true;
}

function showElement(elmName) {
	var obj = document.getElementById(elmName);
	if (obj) {
		if (obj.style.display=="none") { 
			obj.style.display = "block"; 
		} else {
			if (obj.style.visibility=="hidden") {
				obj.style.visibility = "visible";
			} else {
				obj.style.display = "block"; 
				obj.style.visibility = "visible";
			}
		}
	}
}

function hideElement(elmName, strHideType) {
	var obj = document.getElementById(elmName);
	if (obj) {
		if (strHideType == "hidden") {
			obj.style.visibility = "hidden";
		} else {
			obj.style.display = "none";
		}
	}
	// exception for shaped teaser on homepage
	if (elmName == "shaped_teaser") {
		document.getElementById("counter_home").style.display = "block";
	}
}

function checkPlugin(strPluginName) {
	// check for IE
	if (!navigator.plugins || navigator.plugins.length == 0) return null;
	// check other browsers
	for (var i=0; i<navigator.plugins.length; i++) {
		if (navigator.plugins[i].name.toLowerCase().indexOf(strPluginName.toLowerCase()) > -1) {
			return true;
		}
	}
	return false;
}
				
function navOut() {
	window.clearInterval(itvNavOutDelay);
	document.getElementById("safari_flashblock").style.display = "none";	
}

function initNav() {
	// workaround for missing :hover pseudoclass support in MSIE 6.0 and lower
	if (bolIE) {
		navRoot = document.getElementById("navMain");
		setIEOverClass(navRoot, "li");
	}
	if (bolSafari && false) {
		navRoot = document.getElementById("navMain");
		if(navRoot) {
			var nodes = navRoot.getElementsByTagName("a");
			alert(nodes.length);
			for (i=0; i<nodes.length; i++) {
				var node = nodes[i];
				node.onmouseover = function (e) {
					window.clearInterval(itvNavOutDelay);
					document.getElementById("safari_flashblock").style.display = "block";
					itvNavOutDelay = window.setInterval("navOut()", 1000);
				}
			}
		}
	}
}

function toggleDisplay(strElm, strType) {
	switch (strType) {
		case 'display':
			document.getElementById(strElm).style.display = (document.getElementById(strElm).style.display == 'none') ? 'block' : 'none';
			break;
		case 'visibility':
			document.getElementById(strElm).style.visibility = (document.getElementById(strElm).style.visibility == 'hidden') ? 'visible' : 'hidden';
			break;
		default:
			break;
	}		
}

function openInFrame(target, url) {
	// alert(target + " -> " + url);
	target.location.href = url;
}

function openInBlank(url) {
    window.open(url,"window","");
}

function openInOpener(url) {
	window.opener.location.href = url;
}

function openCentered(strUrl, strName, strParams) {
	// opens popup window centered on screen
	var arrParams = strParams.split(",");
	var strCenteredParams = "";
	var intLeft, intTop, intWidth, intHeight;
	
	for (var i=0; i<arrParams.length; i++) {
		if (arrParams[i].indexOf("width") > -1) {
			intWidth = arrParams[i].substr(6);
			intLeft = parseInt((screen.availWidth-intWidth)/2);
		} else if (arrParams[i].indexOf("height") > -1) {
			intHeight = arrParams[i].substr(7);
			intTop = parseInt((screen.availHeight-intHeight)/2);
		} else if (arrParams[i].indexOf("left") > -1) {
		} else if (arrParams[i].indexOf("top") > -1) {			
		} else {
			strCenteredParams += arrParams[i] + ",";
		}
	}
	strCenteredParams += "width="+intWidth+",height="+intHeight+",left="+intLeft+",top="+intTop;
	window.open(strUrl, strName, strCenteredParams);
}

function getUrlFromFlash(url, target) {
	var objFrame;
	var urlFull = url; //"https://" + window.location.hostname + url;
	
	if (!url) return;
	if (!target || target == "") target = "_self";
	
	var elBody = document.getElementsByTagName("body")[0];
	var newForm = document.createElement("form");
	newForm.id = "formFlashLink";
	newForm.method = "get";
	newForm.action = urlFull;
	newForm.target = target;
	elBody.appendChild(newForm);
	
	// alert(newForm.action);
	
	var f = document.getElementById("formFlashLink");
	f.submit();
}

/* TRACKING
------------------------------------------------ */
function trackPage() {
	var strPath = window.location.pathname;
	// check if page is opened from newsletter
	if (/\/newsletter\/[0-9]{8}\//.test(strPath)) {
		// track the newsletter url for newsletter stats
		var strNlPath = strPath.match(/\/newsletter\/[0-9]{8}\//, "") + strPath.replace(/\/newsletter\/[0-9]{8}\//, "").replace(/\//g, "_");
		pageTracker._trackPageview(strNlPath);
		//urchinTracker(strNlPath);
		// track the real url for overall site stats
		var strContentPath = strPath.replace(/\/newsletter\/[0-9]{8}/, "");
		pageTracker._trackPageview(strContentPath);
		//urchinTracker(strContentPath);
	} else {
		pageTracker._trackPageview();	
		//urchinTracker();	
	}
}

function trackExternalLink(url) {
	// Google Analytics
	var urchinUrl = url.replace(/https:\/\//, "");
	pageTracker._trackPageview("/outgoing/" + urchinUrl); //urchinUrl.replace(/\./g, "_"));	
	//urchinTracker("/outgoing/" + urchinUrl); //urchinUrl.replace(/\./g, "_"));	
	//
	obj = document.getElementById("trackImg");
	if(obj) {
		obj.src = "/tracking/index.aspx?e="+encodeURIComponent(url)+"&em="+encodeURIComponent("https://"+window.location.hostname+window.location.pathname)+"&rnd=" + Math.random();
	}
}
/* --------------------------------------------- */

// addLoadListener(initWincodeInput);
addLoadListener(initNav);