var scrollmenu;
var punktoben = 0;
var old = punktoben;


function init()
{
	scrollmenu = new getObj('scrollmenu');
	movescrollmenu();
}


function getObj(name)
{
  if (document.getElementById)
  {
  	this.obj = document.getElementById(name);
	this.style = document.getElementById(name).style;
  }
  else if (document.all)
  {
	this.obj = document.all[name];
	this.style = document.all[name].style;
  }
  else if (document.layers)
  {
	this.obj = getObjNN4(document,name);
	this.style = this.obj;
  }
}


function movescrollmenu()
{
	/** Distanz zum Anfang der Seite feststellen  */
	if (window.innerHeight)					// Netscape 4.x
	{	pos = window.pageYOffset}
	
	else if (document.documentElement && document.documentElement.scrollTop)
	{	pos = document.documentElement.scrollTop}
	
	else if (document.body)					// IE
	{	pos = document.body.scrollTop}

	if (pos < punktoben) pos = punktoben;
	else pos += 0;

	if (pos != old)
	{
		/** Immer kleine werdende Schritte definieren **/
		pos = (.1 *(pos-old))+old;
		scrollmenu.style.top = pos +"px";
	}
	
	old = pos;
	temp = setTimeout('movescrollmenu()',5);
}