<!--
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);
//-->

var divs=3;
function an(index)
{
	for(x=0; x<divs; x++)
	{
		object=(document.all)?document.all["div"+x]:document.getElementById("div"+x);
		if(x==index)
		{
			object.style.visibility="visible";
		}
	}

}
function aus(index)
{
	for(x=0; x<divs; x++)
	{
		object=(document.all)?document.all["div"+x]:document.getElementById("div"+x);
		if(x==index)
		{
			object.style.visibility="hidden";
		}
	}

}