ie=(document.all)?1:0;
	ns4=(parseInt(navigator.appVersion)>=4 && parseInt(navigator.appVersion)<=5)?1:0;
	ns=(document.layers && ns4)?1:0;
	aktlayer = -1;
	droplayer=new Array();
	droplayerx=new Array();
	droplayery=new Array();
	layeranz=0;
	setTimer();
	if(ie==1||(ns4==1&&ns==0))
	{
		dhtml=1;
	}
	else
	{
		dhtml=0;
	}

	document.onmousemove = getMousePos

	if(dhtml==0)
	{
		document.captureEvents(Event.MOUSEMOVE)
	}

	function hideLayer(id)
	{
		if(dhtml==0)
		{
			eval('document.'+id+'.visibility="hide"');
		}
		else
		{
			elm=document.getElementById(id);
			elm.style.visibility="hidden";
		}
		aktlayer = -1;
	}

	function hideLayerNoAct(id)
	{
		if(dhtml==0)
		{
			eval('document.'+id+'.visibility="hide"');
		}
		else
		{
			elm=document.getElementById(id);
			elm.style.visibility="hidden";
		}
	}

	function showLayer(id)
	{
		hideAktLayer();
		clearTimeout(to);
		if(dhtml==0)
		{
			eval('document.'+id+'.visibility="show"');
		}
		else
		{
			elm=document.getElementById(id);
			elm.style.visibility="visible";
		}
		aktlayer = getNumber(id);
	}
	
	function showLayerNoAct(id)
	{
		clearTimeout(to);
		if(dhtml==0)
		{
			eval('document.'+id+'.visibility="show"');
		}
		else
		{
			elm=document.getElementById(id);
			elm.style.visibility="visible";
		}	
	}
	
		

	function getNumber(id)
	{
		ret=-1;
		for(i=0;i<layeranz;i++)
		{
			if(droplayer[i]==id)
			{
				ret=i;
			}
		}
		return(ret);
	}

	function setTimer()
	{
		to=window.setTimeout("hideAktLayer()",500);
	}

	function hideAktLayer()
	{
		if(aktlayer != -1)
		{
			x=mousex+windowx;
			y=mousey+windowy;
			lx_min=getLayerXMin(aktlayer);
			lx_max=getLayerXMax(aktlayer);
			ly_min=getLayerYMin(aktlayer);
			ly_max=getLayerYMax(aktlayer);
			if(x<lx_min||x>lx_max||y<ly_min||y>ly_max)
			{
				hideLayer(droplayer[aktlayer]);
			}
			else
			{
				setTimer();
			}
		}
	}

	function getElement(nr)
	{
		id=droplayer[nr];
		return(document.getElementById(id));
	}

	function getMousePos(e)
	{
		if(ie==1)
		{
			mousex=event.clientX;
			mousey=event.clientY;
			windowx=document.body.scrollLeft;
			windowy=document.body.scrollTop;
		}
		else
		{
			mousex=e.pageX;
			mousey=e.pageY
			windowx=window.pageXOffset;
			windowy=window.pageYOffset;
		}
	}

	function getLayerXMin(nr)
	{
		return(droplayerx[nr]);
	}

	function getLayerXMax(nr)
	{
		if(dhtml==1)
		{
			elm=getElement(nr);
			return(droplayerx[nr]+elm.scrollWidth);
		}
		else
		{
			return(droplayerx[nr]+eval('document.'+droplayer[nr]+'.clip.width'));
		}
	}

	function getLayerYMin(nr)
	{
		return(droplayery[nr]);
	}

	function getLayerYMax(nr)
	{
		if(dhtml==1)
		{
			elm=getElement(nr);
			return(droplayery[nr]+elm.offsetHeight);
		}
		else
		{
			return(eval('document.'+droplayer[nr]+'.top')+eval('document.'+droplayer[nr]+'.clip.height'));
		}
	}

	function moveElement(id, x, y)
	{
		droplayer[layeranz]=id;
		droplayerx[layeranz]=x;
		droplayery[layeranz]=y;
		layeranz=layeranz+1;
		var elm = null;
		if (document.getElementById)
		{
			elm = document.getElementById(id);
		}
		else if (document.all)
		{
			elm = document.all[id];
		}
		else if (document.layers)
		{
			elm = document.layers[id];
		}
		if (!elm)
		{
		}
		else if (elm.style)
		{
			if (typeof(elm.style.left) == 'number')
			{
				elm.style.left = x;
				elm.style.top  = y;
			}
			else
			{
				elm.style.left = x + 'px';
				elm.style.top  = y + 'px';
			}
		}
		else if (typeof(elm.left) == 'number')
		{
			elm.left = x;
			elm.top  = y;
		}
	}