function createRequestObject()
{  
  var ro;  
  var browser = navigator.appName;  
  if(browser == "Microsoft Internet Explorer"){  
      ro = new ActiveXObject("Microsoft.XMLHTTP");  
  }else{  
      ro = new XMLHttpRequest();  
  }  
  return ro;  
}  
    

function sndReq(action, XMLHttpRequestObject) 
{   
  
  if(XMLHttpRequestObject) {
    var args = '';
    var sleep = 50;
      
    XMLHttpRequestObject.open('GET', action, true);   
    
    window.setTimeout(function() { XMLHttpRequestObject.send(null); }, sleep);
  }
}  

function SetObjectXmlText(oid,xmlText,xsltText)
{
    var obj = getElement(oid);
    if (obj!=null)
    {
       obj.innerHTML = getHtml(xmlText, xsltText);
    }
}  

function handleGetXml(XMLHttpRequestObject,oid,xsltFile) {  
 var response = XMLHttpRequestObject.responseText;  
      
  if( XMLHttpRequestObject.readyState == 4&&
      XMLHttpRequestObject.status == 200){  
      
      GetXsl(response, oid, xsltFile);
  }  
} 

function handleGetXsl(XMLHttpRequestObject,oid,Xml) {  
  var response = XMLHttpRequestObject.responseText;  
  
  if( XMLHttpRequestObject.readyState == 4&&
      XMLHttpRequestObject.status == 200){  
      
      SetObjectXmlText(oid, Xml, response);  
  }  
}  


function GetXmlXsl(oid,xmlFile,xslFile)
{
    var XMLHttpRequestObject = false;
    if (window.XMLHttpRequest) 
    { 
      XMLHttpRequestObject = new XMLHttpRequest(); 
    }
    else if (window.ActiveXObject) 
    { 
      XMLHttpRequestObject = new ActiveXObject("Microsoft.XMLHTTP"); 
    }
    
    XMLHttpRequestObject.onreadystatechange = function() { handleGetXml(XMLHttpRequestObject,oid,xslFile); }
    
    sndReq(xmlFile, XMLHttpRequestObject); 
    
}

function GetXsl(XMLText, oid, xsltFile)
{
    //alert(window.document.getElementById(sender));
    var XMLHttpRequestObject = false;
    if (window.XMLHttpRequest) 
    { 
      XMLHttpRequestObject = new XMLHttpRequest(); 
    }
    else if (window.ActiveXObject) 
    { 
      XMLHttpRequestObject = new ActiveXObject("Microsoft.XMLHTTP"); 
    }
    
    XMLHttpRequestObject.onreadystatechange = function() { handleGetXsl(XMLHttpRequestObject,oid,XMLText); }
    
    sndReq(xsltFile, XMLHttpRequestObject); 
}
  
  
function getHtml(xmlText, xsltFile)
{
    var text;
        
    if(typeof(window.ActiveXObject) != 'undefined'){
        // ??IE???
        try{
            var xmlDoc=new ActiveXObject("Msxml2.DOMDocument.3.0");
            xslDoc = new ActiveXObject("Msxml2.DOMDocument.3.0");
            xmlDoc.async=false;
            xslDoc.async = false;  
            xmlDoc.loadXML(xmlText);                    
            xslDoc.load(xsltFile);
            text = xmlDoc.transformNode(xslDoc.documentElement);
        }catch(e){
            if (isDebug) alert(e.name + ": " + e.message);
            alert("Unable to do xml/xsl processing");
            alert(e.name + ": " + e.message);            
        }
        
    }else if(document.implementation && document.implementation.createDocument){  
        // ??Mozilla???
      try {
      // ?Firefox?XML DOM???,???loadXML()??,????Firefox??DOMParser?????loadXML()???
        var oParser = new DOMParser();
        var xmlDoc = oParser.parseFromString(xmlText,"text/xml");        
        xslDoc = document.implementation.createDocument("", "", null);
        xslDoc.async = false;  
        xslDoc.load(xsltFile);     
        
         // ??XSLTProcessor??
        var xsltProcessor = new XSLTProcessor();
        xsltProcessor.importStylesheet(xslDoc);
        // transformToDocument??
        var result = xsltProcessor.transformToDocument(xmlDoc);
        var xmls = new XMLSerializer();
        text = xmls.serializeToString(result);
      }
      catch(e)  {
           alert(e.name + ": " + e.message);
           alert("Unable to do xml/xsl processing");           
      }
     }    
    
    return text;
}

function makePOSTRequest(url, parameters) 
{
  var http_request = false;
  
  if (window.XMLHttpRequest) { // Mozilla, Safari,...
     http_request = new XMLHttpRequest();
     if (http_request.overrideMimeType) {
     	// set type accordingly to anticipated content type
        http_request.overrideMimeType("text/html");
     }
  } 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) {
     alert("Cannot create XMLHTTP instance");
     return false;
  }
  
  http_request.onreadystatechange = function() { handleResponse(http_request,0,0); };
  http_request.open("POST", url, true);
  http_request.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
  http_request.setRequestHeader("Content-length", parameters.length);
  http_request.setRequestHeader("Connection", "close");
  http_request.send(parameters);
  return true;
}