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sp;     }else{
                            xmlhttp_request = new ActiveXObject( "Msxml2.XMLHTTP." + i + ".0" );
                        }
                        break;
                    }catch(e){
                        xmlhttp_request = false;
                    }
                }
            }else if( window.XMLHttpRequest ){
                xmlhttp_request = new XMLHttpRequest();
            }
        }catch(e){
            xmlhttp_request = false;
        }
        return xmlhttp_request;
    }

    function init(){
        // init private variable
        aryArgu=new Array();
        aryOnPropertyChange_AttachedEvents=new Array();
        aryRequestHeaders=new Array();
        blnAsyn=true;
        objRequest=getXMLRequester();
        objSelf=this;
        objThat=this;
        strMethod="GET";
        strProtocol="unknown";
        strResponseText="";
        strToBeSend="";
        strUID=strUID?strUID:uid();
        strUrl="";
        // init public variable
      &n