function showhide(id) {
       var e = document.getElementById(id);
       if(e.style.display == 'block')
          e.style.display = 'none';
       else
          e.style.display = 'block';
    }


function GetXmlHttpObject()
{
if (window.XMLHttpRequest)
  {
  // code for IE7+, Firefox, Chrome, Opera, Safari
  return new XMLHttpRequest();
  }
if (window.ActiveXObject)
  {
  // code for IE6, IE5
  return new ActiveXObject("Microsoft.XMLHTTP");
  }
return null;
}

var xmlhttp;

function stat(id,add)
{
xmlhttp=GetXmlHttpObject();
if (xmlhttp==null)
  {  return; }
var url="linklog.php";
url=url+"?id="+id;
url=url+"&add="+add;
xmlhttp.open("GET",url,true);
xmlhttp.send(null);
}