lastlayer = "";
function showlayer(layertoshow)
{
 	if (lastlayer != "")
	{
		document.getElementById(lastlayer).style.display = "none";
	}
	document.getElementById(layertoshow).style.display = "";
	lastlayer = layertoshow;
	return;
}



lastebene = "";
function showebene(ebenetoshow)
{
  alert(document.getElementById(ebenetoshow).style.display);
	if (lastebene != "")
	{
		document.getElementById(lastebene).style.display = "none";
	}
	document.getElementById(ebenetoshow).style.display = "";
  alert(document.getElementById(ebenetoshow).style.display);
	lastebene = ebenetoshow;
	return;
}


function MM_reloadPage(init) {  //reloads the window if Nav4 resized
  if (init==true) with (navigator) {if ((appName=="Netscape")&&(parseInt(appVersion)==4)) {
    document.MM_pgW=innerWidth; document.MM_pgH=innerHeight; onresize=MM_reloadPage; }}
  else if (innerWidth!=document.MM_pgW || innerHeight!=document.MM_pgH) location.reload();
}


MM_reloadPage(true);

// Tooltip fuer die Autoinformation
var xFromMouse = 0;
var yFromMouse = 0;

tip = null;

function showTooltip(id,txt) {

	tip = document.getElementById(id);
	
	if (lastlayer != "")
	{
		document.getElementById(lastlayer).style.display = "none";
	}
	tip.style.display = "block";
	lastlayer = id;
  
   x = xpos - 160;
   y = ypos - 40;  
   
   tip.style.left = x + "px";
   tip.style.top = y + "px";
   tip.style.zIndex = 60;

   
	if(txt && txt != "")
	{
		//alert(txt);
		tip.innerHTML = txt;
	}
	else
	{
		tip.innerHTML = "no info!";
	}
}


function hideTooltip(id) {
	tip = document.getElementById(id);
	tip.style.display = "none";
}


var xpos=0;
var ypos=0;

if(document.layers) {
	window.captureEvents(Event.MOUSEMOVE);
	window.onmousemove=koordinaten;
}
else 
{
	document.onmousemove=koordinaten;
}

function koordinaten(e) {	
	xpos = (document.layers || (document.getElementById && !document.all)) ? e.pageX : document.body.scrollLeft + event.clientX;
	if(document.documentElement.scrollLeft){ // IE 6
		xpos = document.documentElement.scrollLeft + xpos;		
	}
	
	if((document.layers || (document.getElementById && !document.all)))
	{
		// Firefox
		scrollY = e.pageY;
	}
	else
	{
		if(document.documentElement.scrollTop){ // IE 6
			scrollY = document.documentElement.scrollTop;
		}
		else // IE others
		{
			scrollY = document.body.scrollTop;	
		}
		scrollY += event.clientY;
		
	}
	ypos = scrollY;
}

// Tooltip fuer die Autoinformation ENDE