var undefined;
  
  var activeSub = "undefined_element";
  var subNavState = false;
  var navTime = undefined;
  
  function displaySubNavigation(idx) {
      var id = "sub-" + idx ;
      var elem = document.getElementById(id);
      if (! elem) {
        unsetSubNavigation(0);
        return;
      }
      if (id == activeSub) {
        unsetSubNavigation();
        return;
      } else {
        unsetSubNavigation(0);
      }
      elem.style.display = 'block';
      activeSub = id;
      navTime = window.setTimeout("unsetSubNavigation();",2000);
  }
  
  function unsetSubNavigation(state) {
    if (navTime) {
      window.clearTimeout(navTime);
    }
    if (subNavState && state != '0') {
      subNavState = false;
      navTime = window.setTimeout("unsetSubNavigation();",2000);
      return;
    }
    var elem = document.getElementById(activeSub);     
    if (! elem) {
      return;
    }
    elem.style.display = 'none';
    activeSub = "undefined_element";
  }
  
  function setDisplaySubNavigationState(state) {
      subNavState = state;
  }
  
  function displayDetails(idx) {
     var elem = document.getElementById(idx);
     if (! elem) {
       return;
     }
     if (elem.style.display != 'block') {
       elem.style.display = 'block';
     } else {
       elem.style.display = 'none';
     }
  }
  
//++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
// PopUp-Funktion
//++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++

var popupSettings = {};

popupSettings['default'] = '';

popupSettings['Telefonpopup'] = 'width=519,height=350,scrollbars=yes';
popupSettings['Bildergalerie'] = 'width=615,height=720';
popupSettings['Empfehlen'] = 'width=615,height=650';

function openPopup(url,windowName,settingsID) {

  var settings;
  var newWindow;

  if (popupSettings[settingsID]) {
    settings = popupSettings[settingsID];
  } else {
    settings = popupSettings['default'];
  }

  newWindow = window.open(url,windowName,settings);
  newWindow.focus();

}

//++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
// Einblenden der Layer
//++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++

function einblenden() {

var divname = einblenden.arguments[0];
var wert = document.getElementById(divname).style.display;


	if(wert == "none" || wert == ""){
		wert = "block";
		document.getElementById(divname).style.display = wert;
	}
	
	else {
		wert = "none";
		document.getElementById(divname).style.display = wert;
	}
		
}

function ausblenden() {

var divname = ausblenden.arguments[0];
var wert = document.getElementById(divname).style.display;


	if(wert == "none" || wert == ""){
		wert = "block";
		document.getElementById(divname).style.display = wert;
	}
	
	else {
		wert = "none";
		document.getElementById(divname).style.display = wert;
	}
		
}

function showUhren() {

  for (var i=1; i<4; i++) {
    var divname = 'marken-uhren-' + i;
    var wert = document.getElementById(divname).style.display;
    document.getElementById(divname).style.display = wert;
    
    if(wert == "none" || wert == ""){
    wert = "block";
    document.getElementById(divname).style.display = wert;
    return wert;
    }

  }

}

function hideUhren() {

  for (var i=3; i>1; i--) {
    var divname = 'marken-uhren-' + i;
    var wert = document.getElementById(divname).style.display;
    document.getElementById(divname).style.display = wert;

    if(wert == "none" || wert == ""){
      wert = "block";
      document.getElementById(divname).style.display = wert;
      return wert;
    }
    else {
      wert = "none";
      document.getElementById(divname).style.display = wert;
    }

  }

}

function showSchmuck() {

  for (var i=1; i<4; i++) {
    var divname = 'marken-schmuck-' + i;
    var wert = document.getElementById(divname).style.display;
    document.getElementById(divname).style.display = wert;
    
    if(wert == "none" || wert == ""){
    wert = "block";
    document.getElementById(divname).style.display = wert;
    return wert;
    }

  }

}

function hideSchmuck() {

  for (var i=3; i>1; i--) {
    var divname = 'marken-schmuck-' + i;
    var wert = document.getElementById(divname).style.display;
    document.getElementById(divname).style.display = wert;

    if(wert == "none" || wert == ""){
      wert = "block";
      document.getElementById(divname).style.display = wert;
      return wert;
    }
    else {
      wert = "none";
      document.getElementById(divname).style.display = wert;
    }

  }

}