var delayhide='';
		
var its;
var browserName;
var browserNameLong;
var browserNew;
var preloadFlag = false;
var Macintosh = navigator.userAgent.indexOf('Mac')>0;

var isMinNS4 	= (document.layers) ? 1 : 0;
var isMinIE4 	= (document.all) ? 1 : 0;
var isNS6 		= (document.getElementById && !document.all) ? 1 : 0;
var isMac 		= (navigator.userAgent.indexOf("Mac") > 0) ? 1 : 0;
var winHeight, winWidth;
		
// ******************** browser check 01 *******************************

function its() 
{
	var n = navigator;
	var ua = ' ' + n.userAgent.toLowerCase();
	var pl = n.platform.toLowerCase();
	var an = n.appName.toLowerCase();

	// browser version
	this.version = n.appVersion;
	this.nn = ua.indexOf('mozilla') > 0;

	// 'compatible' versions of mozilla aren't navigator
	if(ua.indexOf('compatible') > 0) 
	{
		this.nn = false;
	}
	
	this.opera = ua.indexOf('opera') > 0;
	this.ie = ua.indexOf('msie') > 0;
	this.major = parseInt( this.version );
	this.minor = parseFloat( this.version );

	// platform
	this.mac = ua.indexOf('mac') > 0;
	this.win = ua.indexOf('win') > 0;

	// workaround for IE5 which reports itself as version 4.0
	if(this.ie) 
	{
		if(ua.indexOf("msie 5") > 1) 
		{
			var msieIndex = navigator.appVersion.indexOf("MSIE") + 5;
			this.major = parseFloat(navigator.appVersion.substr(msieIndex,3));
		}
	}

	return this;
}

// *********************** browser check 02 ***************************

function welcherBrowser() 
{
	its = new its();
	
	// is it a DOM-enabled browser?
	if (!document.getElementById) 
	{
		browserNew = false;
	}
	else 
	{
		browserNew = true;
	}

	// need the name, too
	if (its.opera) 
	{
		browserName = "Opera";
	}
	else if (its.ie) 
	{
		browserName = "IE";
	}
	else 
	{
		browserName = "NS";
	}

	// and the number
	browserNameLong = browserName + its.major;

}

// ******************* netscape reload on resize *********************

function UI_reloadPage(init) 
{
	if (init==true) with (navigator)
	{
		if ((appName=="Netscape")&&(parseInt(appVersion)==4)) 
		{
			document.UI_pgW=innerWidth; 
			document.UI_pgH=innerHeight; 
			onresize=UI_reloadPage; 
		}
	}
	else if (innerWidth!=document.UI_pgW || innerHeight!=document.UI_pgH)
	{
		location.reload();
	}
}

UI_reloadPage(true);

// ******************* kein rand um die links ************************

function unblur() {
		this.blur();
	}

function keinRand() {
		if ((browserNew) || (browserName == "IE")) {
			if (browserNew) {
				links = document.getElementsByTagName("a");
			}
			else {
				links = document.all.tags("a");
			}
			for(i=0; i<links.length; i++) {
				links[i].onfocus = unblur
			}
		}
		if (browserName == "IE") {
			if (browserNew) {
				drops = document.getElementsByTagName("select");
			}
			else {
				drops = document.all.tags("select");
			}
			for(i=0; i<drops.length; i++) {
				drops[i].onfocus = unblur
			}
		}
	}
	
// ****************** bilder vorladen ********************************

function vorladen(imgObj,imgSrc) 
{
	if (document.images) 
	{
		eval(imgObj+' = new Image()')
		eval(imgObj+'.src = "'+imgSrc+'"')
	}
}

// ******************* layer switch **********************************

function wechsel(layer,imgName,imgObj) 
{
	if (document.images) 
	{
		if (document.layers && layer!=null)
		{
			eval('document.'+layer+'.document.images["'+imgName+'"].src = '+imgObj+'.src');
			alert(layer);
			alert(imgName);
			alert(imgObj);
		}
		else
		{
			document.images[imgName].src = eval(imgObj+".src");
		}
	}
}

// ******************* layer visibility **********************************

function sichtbar(layID,value)
{
	document.getElementById(layID).style.visibility = value;
}

// ******************* teaser switch **********************************

function overme(layID,value)
{
	if (value == 'over')
	{
		document.getElementById("teaser_header"+layID).style.backgroundColor = "#555242";
		document.getElementById("teaser_headline"+layID).style.color = "#BEF000";
		document.getElementById("teaser_kategorie"+layID).style.color = "#B6B7AD";
		document.getElementById("teaser_datum"+layID).style.color = "#B6B7AD";
		if (document.getElementById("teaser_href"+layID))
		{
			document.getElementById("teaser_href"+layID).style.color = "#B6B7AD";
		}
		document.getElementById("teaser_fliess"+layID).style.backgroundColor = "#BEF000";
	}
	
	if (value == 'out')
	{
		document.getElementById("teaser_header"+layID).style.backgroundColor = "#BEF000";
		document.getElementById("teaser_headline"+layID).style.color = "#555242";
		document.getElementById("teaser_kategorie"+layID).style.color = "#6A685B";
		document.getElementById("teaser_datum"+layID).style.color = "#6A685B";
		if (document.getElementById("teaser_href"+layID))
		{
			document.getElementById("teaser_href"+layID).style.color = "#6A685B";
		}
		document.getElementById("teaser_fliess"+layID).style.backgroundColor = "transparent";
	}
}

// ******************** pop-up window ********************************	
	
function popUp(desktopURL,windowName,width,height,scroll) 
{
		if (Macintosh) 
		{
			if (browserNameLong == "IE4") 
			{
				newheight = parseInt(height + 17);
			
			}
			else if (browserNameLong == "IE4.5") 
			{
				newheight = parseInt(height + 17);
			}
			else 
			{
				newheight = height;
			}
		}
		else 
		{ 
			newheight = height; 
		}
		
		if (scroll == '') 
		{ 
			scroll = 'no'; 
		}
		
		window.open(desktopURL, windowName, "toolbar=no,location=no,status=yes,menubar=no,scrollbars="+scroll+",width="+width+",height="+newheight+",resizable=no" );
}

// ******************* zentriere pop-up ******************************

function popcenter(breit,hoch)
{
	var links = 0;
	var oben = 0;
	
	links = (screen.availWidth - breit)/2;
	oben = (screen.availHeight - hoch)/2;
	self.moveTo(links,oben);
	self.focus();
}

// ******************* navigation laden ******************************

vorladen('nav1','/inc/images/nav1.jpg');
vorladen('nav2','/inc/images/nav2.jpg');
vorladen('nav2b','/inc/images/nav2b.jpg');
vorladen('nav3','/inc/images/nav3.jpg');
vorladen('nav4','/inc/images/nav4.jpg');
vorladen('nav5','/inc/images/nav5.jpg');
vorladen('nav6','/inc/images/nav6.jpg');
vorladen('nav7','/inc/images/nav7.jpg');
vorladen('nav8','/inc/images/nav8.jpg');
vorladen('nav9','/inc/images/nav9.jpg');
vorladen('nav10','/inc/images/nav10.jpg');

vorladen('nav1over','/inc/images/nav1over.jpg');
vorladen('nav2over','/inc/images/nav2over.jpg');
vorladen('nav2bover','/inc/images/nav2bover.jpg');
vorladen('nav3over','/inc/images/nav3over.jpg');
vorladen('nav4over','/inc/images/nav4over.jpg');
vorladen('nav5over','/inc/images/nav5over.jpg');
vorladen('nav6over','/inc/images/nav6over.jpg');
vorladen('nav7over','/inc/images/nav7over.jpg');
vorladen('nav8over','/inc/images/nav8over.jpg');
vorladen('nav9over','/inc/images/nav9over.jpg');
vorladen('nav10over','/inc/images/nav10over.jpg');

vorladen('nav1active','/inc/images/nav1active.jpg');
vorladen('nav2active','/inc/images/nav2active.jpg');
vorladen('nav3active','/inc/images/nav3active.jpg');
vorladen('nav4active','/inc/images/nav4active.jpg');
vorladen('nav5active','/inc/images/nav5active.jpg');
vorladen('nav6active','/inc/images/nav6active.jpg');
vorladen('nav7active','/inc/images/nav7active.jpg');
vorladen('nav8active','/inc/images/nav8active.jpg');
vorladen('nav9active','/inc/images/nav9active.jpg');
vorladen('nav10active','/inc/images/nav10active.jpg');

vorladen('subnav0','/inc/images/subnav_top0.gif');
vorladen('subnav0over','/inc/images/subnav_top0_over.gif');
vorladen('subnav1','/inc/images/subnav_top1.gif');
vorladen('subnav1over','/inc/images/subnav_top1_over.gif');
vorladen('subnav2','/inc/images/subnav_top2.gif');
vorladen('subnav2over','/inc/images/subnav_top2_over.gif');
vorladen('subnav3','/inc/images/subnav_top3.gif');
vorladen('subnav3over','/inc/images/subnav_top3_over.gif');

function pageLoad() {
	winHeight 	= getWindowHeight();
	winWidth 	= getWindowWidth();
}

function reloadIt() {
	if (winHeight != getWindowHeight() || winWidth != getWindowWidth())
		document.location.replace(document.location);
}


function getWindowWidth() {
	if (isMinNS4) { 
		return window.innerWidth;
	} else if (isMinIE4 || isNS6 ) {
		return document.body.clientWidth;
	}
	return -1;
}

function getWindowHeight() {
	if (isMinNS4) { 
		return window.innerHeight;
	} else if (isMinIE4 || isNS6 ) {
		return document.body.clientHeight;
	}
	return -1;
}

function getImage(name) {
	if (isMinNS4) {
		return findImage(name, document);
	} else if (isMinIE4) {
		return eval('document.all.' + name);
	} else if (isNS6) {
		return document.getElementById(name);
	}
	return null;
}

function findImage(name, doc) {
	var i, img;
	for (i = 0; i < doc.images.length; i++) {
		if (doc.images[i].name == name) {
			return doc.images[i];
		}
	}
	for (i = 0; i < doc.layers.length; i++) {
		if ((img = findImage(name, doc.layers[i].document)) != null) {
			img.container = doc.layers[i];
			return img;
		}
	}
	return null;
}

function getImagePageLeft(img) {
	var x, obj;
	if (isMinNS4) {
		if (img.container != null) {
			return img.container.pageX + img.x;
		} else {
			return img.x;
		}
	} else if (isMinIE4 || isNS6 ) {
		x = 0;
		obj = img;
		if (obj != null) {
			do {
				x += obj.offsetLeft;
				obj = obj.offsetParent;
			} while (obj != null);
		}
		return x;
	}
	return -1;
}

function getImagePageTop(img) {
	var y, obj;
	if (isMinNS4) {
		if (img.container != null) {
			return img.container.pageY + img.y;
		} else {
			return img.y;
		}
	} else if (isMinIE4 || isNS6 ) {
		y = 0;
		obj = img;
		if (obj != null) {
			do {
				y += obj.offsetTop;
				obj = obj.offsetParent;
			} while (obj != null);
		}
		return y;
	}
	return -1;
}

function showMenu(layer) {
	document.getElementById(layer).style.visibility = 'visible';
}

function hideMenu(layer) {
	document.getElementById(layer).style.visibility = 'hidden';
}

function delayhideMenu(layer){
	delayhide=setTimeout("hideMenu('"+layer+"')", 500);
}

function clearhideMenu(){
	clearTimeout(delayhide);
}