function renderNode(isSel,nameSpan,spacerSpan,node) {
    var isMainCat = false;
    if (node.userObject.ordernr.length == 5)
      isMainCat = true;

    var catStyle;

    if (isMainCat && isSel)
      catStyle = "selMainCat";
    else if (isMainCat)
      catStyle = "mainCat";
    else if (!isMainCat && isSel)
      catStyle = "selSubCat";
    else
      catStyle = "subCat";

    var h ="";

    var link = "<a target='contentFrame' href='detail.php?ukatnr="+node.userObject.ukatnr+"' class='"+catStyle+"'>"+node.userObject.name+"</a>";

    if (!isMainCat) {
      var spacerW = 10*spacerSpan;
      var cellW = spacerW+3;
      var pic;
      if (node.userObject.ordernr.length == 9)
        pic = "pkt_weiss.gif";
      else
        pic = "pkt_weiss.gif";
      var spacerHtml = "<img src='/contwise-output/pics/spacer.gif' width='"+spacerW+"' height=1>";
      h+="<table width=100% cellpadding=2 border=0><tr class='subCat ID='"+node+"'><td width='"+cellW+"'>"+spacerHtml+"<img src='../pics/"+pic+"' valign='absmiddle' width=3 height=3></td><td>"+link+"</td></tr></table>";
    }
    else {
      h+="<table width=100% cellpadding=2 border=0><tr><td>"+link+"</td></tr></table>";
    }

    return h;
  }

  function endRenderNode(node) {
    if (node.userObject.ordernr.length == 5) {
      return "<table width=100% cellpadding=1 border=0><tr><td><img vspace='5' height='1' width='113' src='../pics/trenner_v_seite.gif'></td></tr></table>";
    }
    return "";
  }