function lv21rollover (li, color, l2, ch,  srv, i){
  if(i){
    var img = srv +"images/arrow.png";
    if(!ch){
      document.getElementById(l2).style.fontWeight = "bold";
    }
    
    document.getElementById(l2 + '_2').style.background = "url(" +img+") bottom left no-repeat";
    
  }else{
    if(!ch){
      li.style.background = "#ffffff";
      document.getElementById(l2).style.color = "#000000";
      document.getElementById(l2).style.fontWeight = "normal";
    }
    document.getElementById(l2 + "_2").style.background = "none";    
  }
}

function lvl3rollover(li, l1, div, l3, ch,  srv, l4, i){
  if(i){
    var img = srv +"images/arrow.png";
    document.getElementById(div).style.background = "url(" +img+") bottom left no-repeat";
    if(ch){
      document.getElementById("l_"+div).style.fontWeight = "bold";
       if(document.getElementById("a_"+div)){
	 document.getElementById("a_"+div).style.fontWeight = "bold";
       }
    }
    if(document.getElementById(div + '-' +l3)){
//       document.getElementById(div + '-' +l3).style.display = "block";
    }
  }else{
    document.getElementById(div).style.background = "";
    document.getElementById(l1 + "_2").style.background = "";
    if(ch){
      document.getElementById("l_"+div).style.fontWeight = "normal";
      if(document.getElementById("a_"+div)){
	document.getElementById("a_"+div).style.fontWeight = "normal";
      }
    }
    if(document.getElementById(div + '-' +l3)){
//       document.getElementById(div + '-' +l3).style.display = "none";
    }
  }

}

function lvl4rollover(li, l3, ch, srv, i){
//   if(!ch) { return; }
  var img = srv +"images/arrow.png";
  if(i){
    document.getElementById(li).style.background = "url(" +img+") 5px no-repeat";
    if(ch){
      document.getElementById("l_" +li).style.fontWeight = "bold";
    }
    document.getElementById(l3).style.display = "none";
  }else{
    document.getElementById(li).style.background = "";
    if(ch){
      document.getElementById("l_" +li).style.fontWeight = "normal";
    }
    document.getElementById(l3).style.display = "block";
  }
}