// http://www.drakware.com

var xmlreqs = new Array();

function CXMLReq(freed,id) {
  this.name = id;
  this.freed = freed;
  this.xmlhttp = false;
  if (window.XMLHttpRequest) {
    this.xmlhttp = new XMLHttpRequest();
  } else if (window.ActiveXObject) {
    this.xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
  }
}

function loadData(id,url) {
  var pos = -1;
  for (var i=0; i<xmlreqs.length; i++) {
    if (xmlreqs[i].freed == 1) { pos = i; break; }
  }
  if (pos == -1) { pos = xmlreqs.length; xmlreqs[pos] = new CXMLReq(1,id); }
  if (xmlreqs[pos].xmlhttp) {
    xmlreqs[pos].freed = 0;
    xmlreqs[pos].name = id;
    xmlreqs[pos].xmlhttp.open("GET",url,true);
    xmlreqs[pos].xmlhttp.onreadystatechange = function() {
      if (typeof(xmlhttpChange) != 'undefined') { xmlhttpChange(pos); }
    }
    if (window.XMLHttpRequest) {
      xmlreqs[pos].xmlhttp.send(null);
    } else if (window.ActiveXObject) {
      xmlreqs[pos].xmlhttp.send();
    }
  }
}

function xmlhttpChange(pos) {
  if (typeof(xmlreqs[pos]) != 'undefined' && xmlreqs[pos].freed == 0 && xmlreqs[pos].xmlhttp.readyState == 4) {
    if (xmlreqs[pos].xmlhttp.status == 200 || xmlreqs[pos].xmlhttp.status == 304) {
      document.getElementById(xmlreqs[pos].name).innerHTML = xmlreqs[pos].xmlhttp.responseText;
    }
    xmlreqs[pos].freed = 1;
  }
}