var prev; 
  
  function hm(obj){
    if(typeof(prev)=="object" && prev!=obj)if(prev.nextSibling.style.display="block")hm(prev);
    var disp=obj.nextSibling.style.display;
    prev=obj;
    if(disp=="" || disp=="none"){
      obj.nextSibling.style.display="block";}
    else{
      obj.nextSibling.style.display="none";
    }
  }

  function classes(){
    var tr;
    try{
      tr=document.getElementsByTagName("tr");
      for (var i = 0; i < tr.length; i++) {
        if(i%2 == 0){tr[i].className="pair";}
      }
    }catch(e){;}
  }

  function showPic(anchor){
    window.open(anchor.href,'_blank','height=320,width=420,left=100,top=100,resizable=yes,scrollbars=no,status=no,toolbar=no');
  }