function browser()
	{
	if(document.layers)
		{
		brow=0;
		return brow;
		}
	else
		{
		if (document.all && !document.getElementsByTagName)
			{
			brow=2;
			return brow;
			}
		else
			{
			brow=1;
			return brow;
			}
		}
	}
	
function dotloader(num,what)
	{
	browser();
	dot = new Image();
	dot.src="./xy_images/xy_dot8_"+what+".gif";
	if (brow==0)
		{
		document.Layer2.document.images[num].src = dot.src;
		}
	if (brow==1)
		{
		document.getElementsByTagName("img")[num+1].src= dot.src;
		}
	if (brow==2)
		{
		document.all.tags("img")[num+1].src= dot.src;
		}
	}
	
function loader()
	{
	dot_ohne = new Image();
	dot_ohne.src="./xy_images/xy_dot8_ohne.gif";
	dot_mit = new Image();
	dot_mit.src="./xy_images/xy_dot8_mit.gif";
	}
	
function win(scr, loc, men, res, sta, abx, aby, breit, hoch, fenstername, pfad)
	{
	var gesamt;
	if (abx==0 && aby==0)
		{
		abx=screen.width/2;
		abx=Math.floor(abx);
		abx=abx+257;
		aby=153;
		}
	gesamt="scrollbars="+scr+",location="+loc+",menubar="+men+",resizable="+res+",status="+sta+",width="+breit+",height="+hoch+",left="+abx+",top="+aby;
	offen=window.open(pfad,fenstername,gesamt);
	offen.focus();
	}