  <!--
 
    var curPopID = null;

    isOPERA = (navigator.userAgent.indexOf('Opera') >= 0)? true : false;
    isIE    = (document.all && !isOPERA)? true : false;
    isDOM   = (document.getElementById && !isIE && !isOPERA)? true : false;

    if (document.images) {
	    aldlogoakt = new Image();
	    aldlogoakt.src = "images/ald_small_b.gif";
	    aldlogopas = new Image();
	    aldlogopas.src = "images/ald_small_a.gif";
    }

    if (document.images) {
	    aldlogo2akt = new Image();
	    aldlogo2akt.src = "images/ald_small_b.gif";
	    aldlogo2pas = new Image();
	    aldlogo2pas.src = "images/ald_small_a.gif";
    }

    function rollin(imgName) {
	    if (document.images) {
	      document[imgName].src = eval(imgName + "akt.src");
	    }
    }

    function rollout(imgName) {
	    if (document.images) {
	      document[imgName].src = eval(imgName + "pas.src");
   	  }
    }
    
    function clearCurrent() {
      if (null != curPopID)
    	if (isDOM)
		    document.getElementById(curPopID).style.display = "none";
	     else if (isIE)
		    document.all[curPopID].style.display = "none";
        curPopID = null;
    }

    function popup(id) {
      clearCurrent();
    	if (isDOM)
		    document.getElementById(id).style.display = "block";
	     else if (isIE)
		    document.all[id].style.display = "block";
        curPopID = id;
    }

    if (isDOM || isIE) {
	    document.writeln('<style type="text/css">');
    	document.writeln('.popup \{ display: none; \}');
	    document.writeln('</style>');
    }
 
 // -->	
