var puzzlename = '';

function loadPuzzle(name,x,y)
{
   puzzlename = name;

   var url = "puzzleserver.php";

   // var url = new String(document.URL);
   // url = url.replace("puzzlepage.php","puzzleserver.php");

   var http_request = false;

   if(window.XMLHttpRequest) // Mozilla, Safari,...
   {
      http_request = new XMLHttpRequest();
      if(http_request.overrideMimeType)
      {
         http_request.overrideMimeType('text/xml');
      }
   }
   else if (window.ActiveXObject) // IE
   {
      try
      {
         http_request = new ActiveXObject("Msxml2.XMLHTTP");
      }
      catch(e)
      {
         try
         {
            http_request = new ActiveXObject("Microsoft.XMLHTTP");
         }
         catch (e) {}
      }
   }

   if(!http_request) { return false; }

   var data = '';

   data += "&cmd=" + "create";
   data += "&db=" + puzzlename;
   data += "&x=" + x;
   data += "&y=" + y;

   http_request.onreadystatechange = function() { alertContents(http_request); };
   http_request.open('POST', url, true);
   http_request.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
   http_request.send(data);

} // loadPuzzle

function reportClick(id)
{
   var url = new String(document.URL);
   url = "puzzleserver.php";

   var http_request = false;

   if(window.XMLHttpRequest) // Mozilla, Safari,...
   {
      http_request = new XMLHttpRequest();
      if(http_request.overrideMimeType)
      {
         http_request.overrideMimeType('text/xml');
      }
   }
   else if (window.ActiveXObject) // IE
   {
      try
      {
         http_request = new ActiveXObject("Msxml2.XMLHTTP");
      }
      catch(e)
      {
         try
         {
            http_request = new ActiveXObject("Microsoft.XMLHTTP");
         }
         catch (e) {}
      }
   }


   if(!http_request) { return false; }

   var data = '';
   data += "&cmd=" + "click";
   data += "&db=" + puzzlename;
   data += "&id=" + id;

   http_request.onreadystatechange = function() { alertContents(http_request); };
   http_request.open('POST', url, true);
   http_request.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
   http_request.send(data);


} // recordClick

function alertContents(http_request)
{
   if(http_request.readyState == 4 && http_request.status == 200)
   {
      var xmldoc = http_request.responseXML;
      document.getElementById("puzzlebox").innerHTML = http_request.responseText;
   }

} // alertContents