function breakout()
{
  if (window.top!=window.self) 
	{
	 window.top.location = "index.php"
	}
}

function showstufe (datei)
{
 fenster = open ("","StufenFenster","width=800,height=250,scrollbars=no,resizable=yes,screenX=50,screenY=50");
 fenster.location.href = datei;
 fenster.focus();
}

function showwarn (datei)
{
 fenster = open ("","StufenFenster","width=640,height=480,scrollbars=yes,resizable=yes,screenX=50,screenY=50");
 fenster.location.href = datei;
 fenster.focus();
}

function dplPos(e,landkreis,bland) 
{
   if (!e)
   e=window.event;
	
  if (navigator.appName=="Netscape")
  {
  	var xwert=e.layerX-2;
  	var ywert=e.layerY-71;
  }else{
  	var xwert=window.event.offsetX;
  	var ywert=window.event.offsetY-1;
  }
  var url="getwarning.php?xpos="+xwert+"&ypos="+ywert+"&lk="+landkreis+"&bland="+bland;
  showwarn(url); 
}


function toggle_visibility(id) {
   var e = document.getElementById(id);
   if(e.style.display == 'block')
      e.style.display = 'none';
   else
      e.style.display = 'block';
}