var preloads = new Array();

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImgRestore() { //v3.0
  var i, x, a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; 
  document.MM_sr=new Array; 
  for(i=0;i<(a.length-2);i+=3)
  if ((x=MM_findObj(a[i]))!=null){
  	document.MM_sr[j++]=x; 
	if (!x.oSrc) x.oSrc=x.src; 
	x.src=a[i+2];
  }
}

function preload() {
  var d = document; 
  if (d.images){ 
  	if (!d.MM_p) d.MM_p = new Array();
    var j = d.MM_p.length;
    for (var i = 0; i < preloads.length; i++) {
		if (preloads[i].indexOf("#") != 0) {
			d.MM_p[j] = new Image; 
			d.MM_p[j++].src = preloads[i];
		}
    }
  }
}

function getSel()
{
	var txt = '';
	var foundIn = '';
	if (window.getSelection)
	{
		txt = window.getSelection();
		foundIn = 'window.getSelection()';
	}
	else if (document.getSelection)
	{
		txt = document.getSelection();
		foundIn = 'document.getSelection()';
	}
	else if (document.selection)
	{
		txt = document.selection.createRange().text;
		foundIn = 'document.selection.createRange()';
	}
	else return;
	document.forms[0].selectedtext.value = 'Found in: ' + foundIn + '\n' + txt;
}

function addResizeEvent(func) {
  var old = window.onresize;
  if (typeof window.onresize != 'function') {
    window.onresize = func;
  } else {
    window.onresize = function(e) {
      old(e);
      func(e);
    }
  }
}

function addScrollEvent(func) {
  var old = window.onscroll;
  if (typeof window.onscroll != 'function') {
    window.onscroll = func;
  } else {
    window.onscroll = function(e) {
      old(e);
      func(e);
    }
  }
}

// prueft, ob in dem Feld der Default-Wert drin steht; wenn ja, wird das Feld geleert
function checkDefault(obj, def) {
	if (obj && obj.val() == def) {
		obj.val('');
		obj.css({'color':'black'});
	}
}

function kontaktSenden() {
	var msg="";
	var frm = document.forms['daten'];

  if (frm.nachname.value=="") 
  	msg+="Nachname darf nicht leer sein.\n";
  if (!document.getElementById('newsletterja').checked && !document.getElementById('newsletternein').checked)
  	msg += "Bitte w%E4hlen Sie wie Ihre Daten verarbeitet werden sollen.\n";
  	 
	if (frm.email.value=="") {
		msg+="E-Mail darf nicht leer sein.\n"; 
	} else {
		if (!isEmail(frm.email.value))
			msg+="E-Mail ist ung%FCltig.\n"; 
	}

  if (msg=="") { 
  	frm.submit();
  } else { 
  	alert(unescape(msg)); 
  } 
}

function kontaktSend() {
	var msg="";
	var frm = document.forms['daten'];

	if (frm.nachname.value=="") 
		msg+="- Surname\n";
	if (frm.email.value=="") {
		msg+="- E-mail address\n"; 
	} else {
		if(!isEmail(frm.email.value))
	    msg+="- E-mail address\n"; 
	}

  if (msg=="") { 
  	frm.submit();
  } else { 
  	alert(unescape("Fields marked with an asterisk are mandatory and must be filled in to enable us to process your e-mail:\n" + msg)); 
  } 
}

function isEmail(string) {
  if (string.search(/^\w+((-\w+)|(\.\w+))*\@[A-Za-z0-9]+((\.|-)[A-Za-z0-9]+)*\.[A-Za-z0-9]+$/) != -1)
    return true;
  else
    return false;
}

function getCookie(name) {
	c=document.cookie;
	x = c.search(name+'=');
	if (x<0) return '';
	x += name.length+1;
	c=c.substr(x);	// bis ans Ende
	if (c.search(';') >= 0) {
		cookiewert = c.substr(0,c.search(';'));
	} else {
		cookiewert = c.substr(0);
	}
	return unescape(cookiewert);
}


function setCookie(name, value, expires, path, domain, secure) {
	if (expires) {
		if (typeof(expires)=='object')
			expires='; expires='+expires.toGMTString();
		else
			expires='; expires='+expires;
	} else
		expires='';
	document.cookie= name+'='+escape(value) +
			expires +
			'; path=/'+(domain ? '; domain='+domain : '') +
			(secure ? '; secure' : '');
}

function enableBody() {
	$('#overlay').remove();
}

function disableBody() {
	$('body').append('<div id="overlay"></div>');

	var arrPageSizes = ___getPageSize();
	$('#overlay').css({
			backgroundColor:	'#0d3079',
			opacity:			0.41,
			width:				arrPageSizes[0],
			height:				arrPageSizes[1]
		}).show();

	addResizeEvent(function() {
		var arrPageSizes = ___getPageSize();
		$('#overlay').css({
			width:		arrPageSizes[0],
			height:		arrPageSizes[1]
		});
	});
}

function addProcessed() {
	files_processed++;
}

function addUploaded() {
	files_uploaded++;
}

function ___getPageSize(w) {
	w = w || window;
	d = w.document;

	var xScroll, yScroll;
	if (w.innerHeight && w.scrollMaxY) {	
		xScroll = w.innerWidth + w.scrollMaxX;
		yScroll = w.innerHeight + w.scrollMaxY;
	} else if (d.body.scrollHeight > d.body.offsetHeight) {
		xScroll = d.body.scrollWidth;
		yScroll = d.body.scrollHeight;
	} else {
		xScroll = d.body.offsetWidth;
		yScroll = d.body.offsetHeight;
	}
	var windowWidth, windowHeight;
	if (self.innerHeight) {
		if (d.documentElement.clientWidth){
			windowWidth = d.documentElement.clientWidth; 
		} else {
			windowWidth = self.innerWidth;
		}
		windowHeight = self.innerHeight;
	} else if (d.documentElement && d.documentElement.clientHeight) {
		windowWidth  = d.documentElement.clientWidth;
		windowHeight = d.documentElement.clientHeight;
	} else if (d.body) {
		windowWidth  = d.body.clientWidth;
		windowHeight = d.body.clientHeight;
	}	
	if (yScroll < windowHeight){
		pageHeight = windowHeight;
	} else { 
		pageHeight = yScroll;
	}
	if (xScroll < windowWidth){	
		pageWidth = xScroll;		
	} else {
		pageWidth = windowWidth;
	}
	arrayPageSize = new Array(pageWidth,pageHeight,windowWidth,windowHeight);
	return arrayPageSize;
}

function showPopUpAjax(bereich, id) {
	var url = document.article_url.replace(/\.html$/, '_' + bereich + '_' + id + '.html');


  try {
		eventTracker(escape(url));
  } catch (e) {
	}

	$.ajax({
		url: url,
		cache: false,
		type: 'GET',
		success: function(html){
			$('body').append('<div id="popupPD"></div>');
		
			var top = 0;
			if (window.pageYOffset) {
				top = window.pageYOffset;
			} else if (document.body.scrollTop) {
				top = document.body.scrollTop;
			}
			$('#popupPD').css('top', '' + (top + 120) + 'px');

			$('#popupPD').html(html);
		},
		error: function() {
			enableBody();
		}
	});
}

function closePopUp() {
	$('#popupPD').remove();
	enableBody();
}

function toggleDiv(id) {
	$('#' +id).slideToggle(500);
}