var isIE  = (navigator.appVersion.indexOf("MSIE") != -1) ? true : false;
var isWin = (navigator.appVersion.toLowerCase().indexOf("win") != -1) ? true : false;
var isOpera = (navigator.userAgent.indexOf("Opera") != -1) ? true : false;

function ControlVersion()
{
	var version;
	var axo;
	var e;
	// NOTE : new ActiveXObject(strFoo) throws an exception if strFoo isn't in the registry
	try {
		// version will be set for 7.X or greater players
		axo = new ActiveXObject("ShockwaveFlash.ShockwaveFlash.7");
		version = axo.GetVariable("$version");
	} catch (e) {
	}
	if (!version)
	{
		try {
			// version will be set for 6.X players only
			axo = new ActiveXObject("ShockwaveFlash.ShockwaveFlash.6");
			
			// installed player is some revision of 6.0
			// GetVariable("$version") crashes for versions 6.0.22 through 6.0.29,
			// so we have to be careful. 
			
			// default to the first public version
			version = "WIN 6,0,21,0";
			// throws if AllowScripAccess does not exist (introduced in 6.0r47)		
			axo.AllowScriptAccess = "always";
			// safe to call for 6.0r47 or greater
			version = axo.GetVariable("$version");
		} catch (e) {
		}
	}
	if (!version)
	{
		try {
			// version will be set for 4.X or 5.X player
			axo = new ActiveXObject("ShockwaveFlash.ShockwaveFlash.3");
			version = axo.GetVariable("$version");
		} catch (e) {
		}
	}
	if (!version)
	{
		try {
			// version will be set for 3.X player
			axo = new ActiveXObject("ShockwaveFlash.ShockwaveFlash.3");
			version = "WIN 3,0,18,0";
		} catch (e) {
		}
	}
	if (!version)
	{
		try {
			// version will be set for 2.X player
			axo = new ActiveXObject("ShockwaveFlash.ShockwaveFlash");
			version = "WIN 2,0,0,11";
		} catch (e) {
			version = -1;
		}
	}
	
	return version;
}
// JavaScript helper required to detect Flash Player PlugIn version information
function GetSwfVer(){
	// NS/Opera version >= 3 check for Flash plugin in plugin array
	var flashVer = -1;
	
	if (navigator.plugins != null && navigator.plugins.length > 0) {
		if (navigator.plugins["Shockwave Flash 2.0"] || navigator.plugins["Shockwave Flash"]) {
			var swVer2 = navigator.plugins["Shockwave Flash 2.0"] ? " 2.0" : "";
			var flashDescription = navigator.plugins["Shockwave Flash" + swVer2].description;
			var descArray = flashDescription.split(" ");
			var tempArrayMajor = descArray[2].split(".");			
			var versionMajor = tempArrayMajor[0];
			var versionMinor = tempArrayMajor[1];
			var versionRevision = descArray[3];
			if (versionRevision == "") {
				versionRevision = descArray[4];
			}
			if (versionRevision[0] == "d") {
				versionRevision = versionRevision.substring(1);
			} else if (versionRevision[0] == "r") {
				versionRevision = versionRevision.substring(1);
				if (versionRevision.indexOf("d") > 0) {
					versionRevision = versionRevision.substring(0, versionRevision.indexOf("d"));
				}
			}
			var flashVer = versionMajor + "." + versionMinor + "." + versionRevision;
		}
	}
	// MSN/WebTV 2.6 supports Flash 4
	else if (navigator.userAgent.toLowerCase().indexOf("webtv/2.6") != -1) flashVer = 4;
	// WebTV 2.5 supports Flash 3
	else if (navigator.userAgent.toLowerCase().indexOf("webtv/2.5") != -1) flashVer = 3;
	// older WebTV supports Flash 2
	else if (navigator.userAgent.toLowerCase().indexOf("webtv") != -1) flashVer = 2;
	else if ( isIE && isWin && !isOpera ) {
		flashVer = ControlVersion();
	}	
	return flashVer;
}
// When called with reqMajorVer, reqMinorVer, reqRevision returns true if that version or greater is available
function DetectFlashVer(reqMajorVer, reqMinorVer, reqRevision)
{
	versionStr = GetSwfVer();
	if (versionStr == -1 ) {
		return false;
	} else if (versionStr != 0) {
		if(isIE && isWin && !isOpera) {
			// Given "WIN 2,0,0,11"
			tempArray         = versionStr.split(" "); 	// ["WIN", "2,0,0,11"]
			tempString        = tempArray[1];			// "2,0,0,11"
			versionArray      = tempString.split(",");	// ['2', '0', '0', '11']
		} else {
			versionArray      = versionStr.split(".");
		}
		var versionMajor      = versionArray[0];
		var versionMinor      = versionArray[1];
		var versionRevision   = versionArray[2];
        	// is the major.revision >= requested major.revision AND the minor version >= requested minor
		if (versionMajor > parseFloat(reqMajorVer)) {
			return true;
		} else if (versionMajor == parseFloat(reqMajorVer)) {
			if (versionMinor > parseFloat(reqMinorVer))
				return true;
			else if (versionMinor == parseFloat(reqMinorVer)) {
				if (versionRevision >= parseFloat(reqRevision))
					return true;
			}
		}
		return false;
	}
}
function AC_AddExtension(src, ext)
{
  if (src.indexOf('?') != -1)
    return src.replace(/\?/, ext+'?'); 
  else
    return src + ext;
}
function AC_Generateobj(objAttrs, params, embedAttrs) 
{ 
  var str = '';
  if (isIE && isWin && !isOpera)
  {
    str += '<object ';
    for (var i in objAttrs)
    {
      str += i + '="' + objAttrs[i] + '" ';
    }
    str += '>';
    for (var i in params)
    {
      str += '<param name="' + i + '" value="' + params[i] + '" /> ';
    }
    str += '</object>';
  }
  else
  {
    str += '<embed ';
    for (var i in embedAttrs)
    {
      str += i + '="' + embedAttrs[i] + '" ';
    }
    str += '> </embed>';
  }
  return str;
}
function AC_FL_RunContent(){
  var ret = 
    AC_GetArgs
    (  arguments, ".swf", "movie", "clsid:d27cdb6e-ae6d-11cf-96b8-444553540000"
     , "application/x-shockwave-flash"
    );
  return AC_Generateobj(ret.objAttrs, ret.params, ret.embedAttrs);
}
function AC_SW_RunContent(){
  var ret = 
    AC_GetArgs
    (  arguments, ".dcr", "src", "clsid:166B1BCA-3F9C-11CF-8075-444553540000"
     , null
    );
  return AC_Generateobj(ret.objAttrs, ret.params, ret.embedAttrs);
}
function AC_GetArgs(args, ext, srcParamName, classid, mimeType){
  var ret = new Object();
  ret.embedAttrs = new Object();
  ret.params = new Object();
  ret.objAttrs = new Object();
  for (var i=0; i < args.length; i=i+2){
    var currArg = args[i].toLowerCase();    
    switch (currArg){	
      case "classid":
        break;
      case "pluginspage":
        ret.embedAttrs[args[i]] = args[i+1];
        break;
      case "src":
      case "movie":	
        args[i+1] = AC_AddExtension(args[i+1], ext);
        ret.embedAttrs["src"] = args[i+1];
        ret.params[srcParamName] = args[i+1];
        break;
      case "onafterupdate":
      case "onbeforeupdate":
      case "onblur":
      case "oncellchange":
      case "onclick":
      case "ondblclick":
      case "ondrag":
      case "ondragend":
      case "ondragenter":
      case "ondragleave":
      case "ondragover":
      case "ondrop":
      case "onfinish":
      case "onfocus":
      case "onhelp":
      case "onmousedown":
      case "onmouseup":
      case "onmouseover":
      case "onmousemove":
      case "onmouseout":
      case "onkeypress":
      case "onkeydown":
      case "onkeyup":
      case "onload":
      case "onlosecapture":
      case "onpropertychange":
      case "onreadystatechange":
      case "onrowsdelete":
      case "onrowenter":
      case "onrowexit":
      case "onrowsinserted":
      case "onstart":
      case "onscroll":
      case "onbeforeeditfocus":
      case "onactivate":
      case "onbeforedeactivate":
      case "ondeactivate":
      case "type":
      case "codebase":
      case "id":
        ret.objAttrs[args[i]] = args[i+1];
        break;
      case "width":
      case "height":
      case "align":
      case "vspace": 
      case "hspace":
      case "class":
      case "title":
      case "accesskey":
      case "name":
      case "tabindex":
        ret.embedAttrs[args[i]] = ret.objAttrs[args[i]] = args[i+1];
        break;
      default:
        ret.embedAttrs[args[i]] = ret.params[args[i]] = args[i+1];
    }
  }
  ret.objAttrs["classid"] = classid;
  if (mimeType) ret.embedAttrs["type"] = mimeType;
  return ret;
}

// Flash einbinden
function genFlashObj(swf, width, height, flashvars) {
	var code = AC_FL_RunContent(
		'codebase', 'http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=10,0,0,0',
		'width', width,
		'height', height,
		'src', swf,
		'quality', 'high',
		'pluginspage', 'http://www.adobe.com/go/getflashplayer_de',
		'align', 'middle',
		'play', 'true',
		'loop', 'true',
		'scale', 'noscale',
		'wmode', 'transparent',
		'devicefont', 'false',
		'id', swf,
		'bgcolor', '#000000',
		'name', swf,
		'menu', 'true',
		'allowFullScreen', 'false',
		'allowScriptAccess','sameDomain',
		'movie', swf,
		'flashvars', flashvars, 
		'salign', ''
	);
	return code;
}





// Variablen definieren
var opacityArr = new Array(0, 0, 0, 0);
var activeIMG = "";
var bgwidth = 0;
var bgheight = 0;

// Mouseover Aktionen Bilder
function fadeIMG01 () {
	activeIMG = "home_01_img";
	slider01.style.visibility = "visible";
	slider02.style.visibility = "visible";
	//slider03.style.visibility = "visible";
	logo01.style.visibility = "visible";
	logo02.style.visibility = "visible";
	logo03.style.visibility = "visible";
	text01.style.visibility = "visible";
	text02.style.visibility = "visible";
	text03.style.visibility = "visible";
	text01b.style.visibility = "visible";
	text02b.style.visibility = "visible";
}
function fadeIMG02 () {
	activeIMG = "home_02_img";
	slider01.style.visibility = "visible";
	slider02.style.visibility = "visible";
	slider03.style.visibility = "visible";
	logo01.style.visibility = "visible";
	logo02.style.visibility = "visible";
	logo03.style.visibility = "visible";
	text01.style.visibility = "visible";
	text02.style.visibility = "visible";
	text03.style.visibility = "visible";
	//text01b.style.visibility = "visible";
	text02b.style.visibility = "visible";
}
function fadeIMG03 () {
	activeIMG = "home_03_img";
	slider01.style.visibility = "visible";
	slider02.style.visibility = "visible";
	slider03.style.visibility = "visible";
	logo01.style.visibility = "visible";
	logo02.style.visibility = "visible";
	logo03.style.visibility = "visible";
	text01.style.visibility = "visible";
	text02.style.visibility = "visible";
	text03.style.visibility = "visible";
	text03b.style.visibility = "visible";
}
function clearIMG () {
	activeIMG = "";
	logo01.style.visibility = "hidden";
	logo02.style.visibility = "hidden";
	logo03.style.visibility = "hidden";
	text01.style.visibility = "hidden";
	text02.style.visibility = "hidden";
	text03.style.visibility = "hidden";
	slider01.style.visibility = "hidden";
	slider02.style.visibility = "hidden";
	slider03.style.visibility = "hidden";
	//text01b.style.visibility = "hidden";
	text02b.style.visibility = "hidden";
	text03b.style.visibility = "hidden";
}

// Bilder Initialisieren
function initImages() {
	image = document.getElementById("home_01_img");
	setOpacity(image, 0);
	image.style.visibility = 'visible';
	image = document.getElementById("home_02_img");
	setOpacity(image, 0);
	image.style.visibility = 'visible';
	image = document.getElementById("home_03_img");
	setOpacity(image, 0);
	image.style.visibility = 'visible';
	image = document.getElementById("home_logo_01");
	setOpacity(image, 0);
	image.style.visibility = 'visible';
	image = document.getElementById("home_logo_02");
	setOpacity(image, 0);
	image.style.visibility = 'visible';
	image = document.getElementById("home_logo_03");
	setOpacity(image, 0);
	image.style.visibility = 'visible';
	image = document.getElementById("home_text_01");
	setOpacity(image, 0);
	image.style.visibility = 'visible';
	image = document.getElementById("home_text_02");
	setOpacity(image, 0);
	image.style.visibility = 'visible';
	image = document.getElementById("home_text_03");
	setOpacity(image, 0);
	//image.style.visibility = 'visible';
	//image = document.getElementById("home_text_01b");
	//setOpacity(image, 0);
	image.style.visibility = 'visible';
	image = document.getElementById("home_text_02b");
	setOpacity(image, 0);
	image.style.visibility = 'visible';
	image = document.getElementById("home_text_03b");
	setOpacity(image, 0);
	image.style.visibility = 'visible';
}

function setOpacity(obj, opacity) {
	opacity = (opacity == 100)?99.999:opacity;
	  
	// IE/Win
	obj.style.filter = "alpha(opacity:"+opacity+")";
	  
	// Safari<1.2, Konqueror
	obj.style.KHTMLOpacity = opacity/100;
	  
	// Older Mozilla and Firefox
	obj.style.MozOpacity = opacity/100;
	  
	// Safari 1.2, newer Firefox and Mozilla, CSS3
	obj.style.opacity = opacity/100;
}

function setFadeState() {
	for (var i=1; i<=3; i++) {
		img = document.getElementById("home_0"+i+"_img");
		logo = document.getElementById("home_logo_0"+i);
		text = document.getElementById("home_text_0"+i);
		text2 = document.getElementById("home_text_0"+i+"b");
		// Fade in
		if (activeIMG == "home_0"+i+"_img") {
			if (opacityArr[i] < 100) {
				opacityArr[i] += 10;
			} else {
				opacityArr[i] = 100;
			}
		}
		// Fade out
		else {
			if (opacityArr[i] > 0) {
				opacityArr[i] -= 10;
			} else {
				opacityArr[i] = 0;
			}
		}
		setOpacity(img, opacityArr[i]);
		setOpacity(logo, opacityArr[i]);
		setOpacity(text, opacityArr[i]);
		setOpacity(text2, opacityArr[i]);
	}
}
function positionSlider() {
	if (activeIMG == "home_01_img" || activeIMG == "home_02_img" || activeIMG == "home_03_img") {
		img = document.getElementById(activeIMG);
		var pos = getObjPosition(img);
		var slidepos = getObjPosition(slider01);
		slidepos.x += (pos.x - slidepos.x) / 3;
		slider01.style.left = slidepos.x + "px";
		slider01.style.top = pos.y - 112 + "px";
		slider02.style.left = slidepos.x + "px";
		slider02.style.top = pos.y + 200 + "px";
		slider03.style.left = slidepos.x + "px";
		slider03.style.top = pos.y + 300 + "px";
	}
	else {
	}
}

// Position von Element ermitteln
function getObjPosition(element) {
	var elem = element, tagname = "", x = 0, y = 0;

	while ((typeof(elem) == "object") && (typeof(elem.tagName) != "undefined")) {
		y += elem.offsetTop;
		x += elem.offsetLeft;
		tagname = elem.tagName.toUpperCase();

		if (tagname == "BODY" || tagname == "HTML") {
			elem = 0;
		}

		if (typeof(elem) == "object") {
			if (typeof(elem.offsetParent) == "object") {
				elem = elem.offsetParent;
			}
		}
	}

	position = new Object();
	position.x = x;
	position.y = y;
	return position;
}

function resizeBgImg() {
	img = document.getElementById("bgimg");
	if (bgheight == 0) {
		bgheight = img.height;
		bgwidth = img.width;
	}
	if (navigator.appVersion.indexOf("MSIE") != -1) {
		windowWidth = document.body.clientWidth;
		windowHeight = document.body.clientHeight;
	} else {
		windowWidth = window.innerWidth;
		windowHeight = window.innerHeight;
	}
	var imgfactor = bgwidth / bgheight;
	var windowfactor = windowWidth / windowHeight;
	if (windowfactor <= imgfactor) {
		img.height = windowHeight;
		img.width = windowHeight*imgfactor;
		var overflow = Math.round((img.width - windowWidth) / 2);
		img.style.marginTop = "0px";
		img.style.marginLeft = "-" + overflow + "px";
	} else {
		img.width = windowWidth;
		img.height = windowWidth/imgfactor;
		var overflow = Math.round((img.height - windowHeight) / 2);
		img.style.marginLeft = "0px";
		img.style.marginTop = "-" + overflow + "px";
	}
}

function chkCForm() {
	if (
		(document.cform.title[0].checked || document.cform.title[1].checked) &&
		document.cform.name.value &&
		document.cform.prename.value &&
		document.cform.street.value &&
		document.cform.plz.value &&
		document.cform.ort.value &&
		document.cform.land.value &&
		document.cform.email.value &&
		document.cform.message.value
	) {
		return true;
	} else {
		alert("Bitte fuellen Sie alle mit * gekennzeichneten Felder aus.");
		return false;
	}
}
function chkPForm() {
	if (
		(document.pform.title[0].checked || document.pform.title[1].checked) &&
		document.pform.name.value &&
		document.pform.prename.value &&
		document.pform.street.value &&
		document.pform.plz.value &&
		document.pform.ort.value &&
		document.pform.land.value &&
		document.pform.email.value &&
		document.pform.redaktion.value &&
		(document.pform.type[0].checked || document.pform.type[1].checked) &&
		document.pform.message.value
	) {
		return true;
	} else {
		alert("Bitte fuellen Sie alle mit * gekennzeichneten Felder aus.");
		return false;
	}
}