/** Scroll Subnavi ************************************************************/
function scroll(gescrolltesition)
{
	scrollTo(0,0);
	i = 0;
	while (i<gescrolltesition)
	{
		scrollBy(95,0);
		i++;
	}
}


/** PopUp ********************************************************************/
function fenster(adresse)
{
	 var win = window.open("","_blank","height=400,width=266,scrollbars=no,titlebar=no");
	 win.document.close();
	 win.self.location.href = adresse;
}



/** Floater ******************************************************************/
var floater;
var LinkerRand = 0;
var old = LinkerRand;


function init()
{
	floater = new getObj('floater');
	movefloater();
}


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 movefloater()
{

	if (document.documentElement && document.documentElement.scrollLeft)
	{	gescrolltes = document.documentElement.scrollLeft}
	
	else if (document.body)					// IE
	{	gescrolltes = document.body.scrollLeft}

	if (gescrolltes < LinkerRand) gescrolltes = LinkerRand;
	else gescrolltes += 0;

	if (gescrolltes != old)
	{
		/** Immer kleine werdende Schritte definieren **/
		gescrolltes = (.1 *(gescrolltes-old))+old;
		floater.style.left = gescrolltes + "px";
	}
	
	old = gescrolltes;
	temp = setTimeout('movefloater()',10);
}


function MM_goToURL() { //v3.0
  var i, args=MM_goToURL.arguments; document.MM_returnValue = false;
  for (i=0; i<(args.length-1); i+=2) eval(args[i]+".location='"+args[i+1]+"'");
}

function show_image(image_id, group_id, link) {
        var group_container = document.getElementById("group"+group_id);
        var images = group_container.getElementsByTagName("div");
        for(var i=0;i<images.length;i++)
          if (images[i].id.indexOf('image_') != -1) 
                images[i].style.display = 'none';
        var active_image = document.getElementById("image_"+image_id);
        active_image.style.display = 'block';

        var links = group_container.parentNode.getElementsByTagName('a');
        // class van alle links leegmaken
        for (i=0; i<links.length; i++) {
          if (links[i].id.indexOf('image_link_') != -1) {
            links[i].className = '';
        }
    }
    // class van de geselecteerde link op 'selected' zetten
        for (i=0; i<links.length; i++)
          if (links[i].id.indexOf('image_link_'+image_id) != -1) {
            links[i].className = 'navi_selected';
        }
    }