var xmlHttp;
var xmlDoc;
var DocText;
function DefinitionId(URI,Method,respType)
{ 
this.MethodName=Method;
this.ResponseType = respType;
xmlHttp=GetXmlHttpObject();
if (xmlHttp==null)
  {
  alert ("Your browser does not support AJAX!");
  return;
  } 
var url=URI;
xmlHttp.onreadystatechange=stateChanged;
xmlHttp.open("GET",url,true);
xmlHttp.send(null);
}

function stateChanged() 
{ 
 if (xmlHttp.readyState==4)
  { 
     if(ResponseType == "xml")
	 {
		xmlDoc = xmlHttp.responseXML.documentElement;
	 	eval(MethodName);
	 }
	 else
	 {
	 	xmlDoc = xmlHttp.responseText; 
		eval(MethodName);
		
	 }
  }
}

function GetXmlHttpObject()
{
var xmlHttp=null;
try
  {
  // Firefox, Opera 8.0+, Safari
  xmlHttp=new XMLHttpRequest();
  }
catch (e)
  {
  // Internet Explorer
  try
    {
    xmlHttp=new ActiveXObject("Msxml2.XMLHTTP");
    }
  catch (e)
    {
    xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");
    }
  }
return xmlHttp;
}