var req; 
function loadXMLDoc(key,file,sid,loc,tmp) {
var url=file+"?"+sid+"&"+key;
if (sid && key) {
  url=file+"?"+sid+"&"+key;
} else {
  if (sid) {
    url=file+"?"+sid;
  } else {
    if (key) {
      url=file+"?"+key;
    } else {
      url=file;
    }
  }
}
if (tmp) {getObject(loc).innerHTML = tmp;}
try { req = new ActiveXObject("Msxml2.XMLHTTP"); } 
catch(e) { 
try { req = new ActiveXObject("Microsoft.XMLHTTP"); } 
catch(oc) { req = null; } 
} 
if (!req && typeof XMLHttpRequest != "undefined") { req = new XMLHttpRequest(); } 
  if (req != null) {
    req.onreadystatechange=function(){if(req.readyState!=4)return;if(req.status==200){getObject(loc).innerHTML = req.responseText}};
    req.open("GET", url, true); 
    req.send(null); 
  } 
} 

function getObject(name) { 
   var ns4 = (document.layers) ? true : false; 
   var w3c = (document.getElementById) ? true : false; 
   var ie4 = (document.all) ? true : false; 

   if (ns4) return eval('document.' + name); 
   if (w3c) return document.getElementById(name); 
   if (ie4) return eval('document.all.' + name); 
   return false; 
}