function Init()
{
	for(var iI=0 ; iI < document.layers.length-1; iI++)
	{
		document.layers[iI+1].top = document.layers[iI].y
		if (document.layers[iI].visibility == "show")
		{ 
			document.layers[iI+1].top += document.layers[iI].clip.height;
		}
	}
}

function hidetree(menu)
{
		if(document.layers[menu+1].visibility == "show")
		{	
			for(var iI=menu+2; iI < document.layers.length; iI++)
			{
				document.layers[iI].top -= document.layers[menu+1].clip.height;
			}		
			
			document.layers[menu+1].visibility = "hide";
		}

}



function Baum(menu)
{
	if(ns)
	{

		/* geöffnete Zweige wieder ausblenden:					*/

		for(var x=2; x < document.layers.length; x+=2)
		{
			hidetree(x);
		}




		if(document.layers[menu+1].visibility == "show")
		{	
			hidetree(menu);
		}



		else if(document.layers[menu+1].visibility == "hide")
			{
				for(var iI=menu+2; iI < document.layers.length; iI++)
				{
					document.layers[iI].top += document.layers[menu+1].clip.height;
				}	
				document.layers[menu+1].visibility = "show";
			}






	}/* Ende IF(ns) */
	

	if(ie)
		{

	/* geöffnete Zweige wieder ausblenden: */

/*		for(var x=1;x<4;x++)
			{
			document.all["menu"+x].style.display = "";
			}
*/	
		var x = 1;
		while(document.all["menu"+x])
			{
			document.all["menu"+x].style.display = "";
			x++;
			}


		if(document.all["menu"+(menu+1)].style.display == "none" || document.all["menu"+(menu+1)].style.display == "")
		{
			document.all["menu"+(menu+1)].style.display = "block";
		}
		else if(document.all["menu"+(menu+1)].style.display == "block")
			{
				document.all["menu"+(menu+1)].style.display = "none";
			}
		}
}