tajaxfunc.util.Connect={
	_msxml_progid:['MSXML2.XMLHTTP.3.0','MSXML2.XMLHTTP','Microsoft.XMLHTTP'],_http_header:{},_has_http_headers:false,_use_default_post_header:true,_default_post_header:'application/x-www-form-urlencoded',_isFormSubmit:false,_isFileUpload:false,_formNode:null,_sFormData:null,_poll:{},_timeOut:{},_polling_interval:50,_transaction_id:0,setProgId:function(id)
{
	this._msxml_progid.unshift(id);
},setDefaultPostHeader:function(b)
{
	this._use_default_post_header=b;
},setPollingInterval:function(i)
{
	if(typeof i=='number'&&isFinite(i)){
		this._polling_interval=i;}},createXhrObject:function(transactionId)
{
	var obj,http;try
{
	http=new XMLHttpRequest();obj={conn:http,tId:transactionId};
}
catch(e)
{
	for(var i=0;i<this._msxml_progid.length;++i){
		try
{
	http=new ActiveXObject(this._msxml_progid[i]);
	obj={
		conn:http,tId:transactionId
	};
	break;
}
catch(e){}}}
finally
{
	return obj;
}
},getConnectionObject:function()
{
	var o;
	var tId=this._transaction_id;
	try
{
	o=this.createXhrObject(tId);
	if(o){
		this._transaction_id++;
	}
}
catch(e){}
finally
{
	return o;
}
},asyncRequest:function(method,uri,callback,postData)
{
	var o=this.getConnectionObject();
	if(!o){
		return null;
	}
else{
	if(this._isFormSubmit){
		if(this._isFileUpload){
			this.uploadFile(o.tId,callback,uri);
			this.releaseObject(o);
			return;
		}
if(method=='GET'){
	uri+="?"+this._sFormData;
}
else if(method=='POST'){
	postData=(postData?this._sFormData+"&"+postData:this._sFormData);
}
this._sFormData='';
	}
o.conn.open(method,uri,true);
if(this._isFormSubmit||(postData&&this._use_default_post_header)){
	this.initHeader('Content-Type',this._default_post_header);
	if(this._isFormSubmit){this._isFormSubmit=false;
	}
}
if(this._has_http_headers){
	this.setHeader(o);
}
this.handleReadyState(o,callback);
o.conn.send(postData?postData:null);
return o;
}
},handleReadyState:function(o,callback)
{
	var oConn=this;
	if(callback&&callback.timeout){
		this._timeOut[o.tId]=window.setTimeout(function(){
			oConn.abort(o,callback,true);
		},callback.timeout);
	}
this._poll[o.tId]=window.setInterval(function(){
	if(o.conn&&o.conn.readyState==4){
		window.clearInterval(oConn._poll[o.tId]);
		delete oConn._poll[o.tId];
		if(callback&&callback.timeout){
			delete oConn._timeOut[o.tId];
		}
oConn.handleTransactionResponse(o,callback);
	}
},this._polling_interval);
},handleTransactionResponse:function(o,callback,isAbort)
{
	if(!callback){
	this.releaseObject(o);
	return;
}
var httpStatus,responseObject;
try
{
	if(o.conn.status!==undefined&&o.conn.status!=0){
		httpStatus=o.conn.status;
	}
else{
	httpStatus=13030;
}
}
catch(e){
	httpStatus=13030;
}
if(httpStatus>=200&&httpStatus<300){
	try
{
	responseObject=this.createResponseObject(o,callback.argument);
	if(callback.success){
		if(!callback.scope){
			callback.success(responseObject);
		}
else{
	callback.success.apply(callback.scope,[responseObject]);
}
	}
}
catch(e){}}
else{
	try
{
	switch(httpStatus){
		case 12002:case 12029:case 12030:case 12031:case 12152:case 13030:responseObject=this.createExceptionObject(o.tId,callback.argument,(isAbort?isAbort:false));if(callback.failure){if(!callback.scope){callback.failure(responseObject);}
else{callback.failure.apply(callback.scope,[responseObject]);}}
break;default:responseObject=this.createResponseObject(o,callback.argument);if(callback.failure){if(!callback.scope){callback.failure(responseObject);}
else{callback.failure.apply(callback.scope,[responseObject]);}}}}
catch(e){}}
this.releaseObject(o);responseObject=null;},createResponseObject:function(o,callbackArg)
{var obj={};var headerObj={};try
{var headerStr=o.conn.getAllResponseHeaders();var header=headerStr.split('\n');for(var i=0;i<header.length;i++){var delimitPos=header[i].indexOf(':');if(delimitPos!=-1){headerObj[header[i].substring(0,delimitPos)]=header[i].substring(delimitPos+2);}}}
catch(e){}
obj.tId=o.tId;obj.status=o.conn.status;obj.statusText=o.conn.statusText;obj.getResponseHeader=headerObj;obj.getAllResponseHeaders=headerStr;obj.responseText=o.conn.responseText;obj.responseXML=o.conn.responseXML;if(typeof callbackArg!==undefined){obj.argument=callbackArg;}
return obj;},createExceptionObject:function(tId,callbackArg,isAbort)
{var COMM_CODE=0;var COMM_ERROR='communication failure';var ABORT_CODE=-1;var ABORT_ERROR='transaction aborted';var obj={};obj.tId=tId;if(isAbort){obj.status=ABORT_CODE;obj.statusText=ABORT_ERROR;}
else{obj.status=COMM_CODE;obj.statusText=COMM_ERROR;}
if(callbackArg){obj.argument=callbackArg;}
return obj;},initHeader:function(label,value)
{if(this._http_header[label]===undefined){this._http_header[label]=value;}
else{this._http_header[label]=value+","+this._http_header[label];}
this._has_http_headers=true;},setHeader:function(o)
{for(var prop in this._http_header){if(this._http_header.hasOwnProperty(prop)){o.conn.setRequestHeader(prop,this._http_header[prop]);}}
delete this._http_header;this._http_header={};this._has_http_headers=false;},setForm:function(formId,isUpload,secureUri)
{this._sFormData='';if(typeof formId=='string'){var oForm=(document.getElementById(formId)||document.forms[formId]);}
else if(typeof formId=='object'){var oForm=formId;}
else{return;}
if(isUpload){this.createFrame(secureUri?secureUri:null);this._isFormSubmit=true;this._isFileUpload=true;this._formNode=oForm;return;}
var oElement,oName,oValue,oDisabled;var hasSubmit=false;for(var i=0;i<oForm.elements.length;i++){oElement=oForm.elements[i];oDisabled=oForm.elements[i].disabled;oName=oForm.elements[i].name;oValue=oForm.elements[i].value;if(!oDisabled&&oName)
{switch(oElement.type)
{case'select-one':case'select-multiple':for(var j=0;j<oElement.options.length;j++){if(oElement.options[j].selected){if(window.ActiveXObject){this._sFormData+=encodeURIComponent(oName)+'='+encodeURIComponent(oElement.options[j].attributes['value'].specified?oElement.options[j].value:oElement.options[j].text)+'&';}
else{this._sFormData+=encodeURIComponent(oName)+'='+encodeURIComponent(oElement.options[j].hasAttribute('value')?oElement.options[j].value:oElement.options[j].text)+'&';}}}
break;case'radio':case'checkbox':if(oElement.checked){this._sFormData+=encodeURIComponent(oName)+'='+encodeURIComponent(oValue)+'&';}
break;case'file':case undefined:case'reset':case'button':break;case'submit':if(hasSubmit==false){this._sFormData+=encodeURIComponent(oName)+'='+encodeURIComponent(oValue)+'&';hasSubmit=true;}
break;default:this._sFormData+=encodeURIComponent(oName)+'='+encodeURIComponent(oValue)+'&';break;}}}
this._isFormSubmit=true;this._sFormData=this._sFormData.substr(0,this._sFormData.length-1);},createFrame:function(secureUri){var frameId='yuiIO'+this._transaction_id;if(window.ActiveXObject){var io=document.createElement('<IFRAME id="'+frameId+'" name="'+frameId+'">');if(typeof secureUri=='boolean'){io.src='javascript:false';}
else{io.src=secureUri;}}
else{var io=document.createElement('IFRAME');io.id=frameId;io.name=frameId;}
io.style.position='absolute';io.style.top='-1000px';io.style.left='-1000px';document.body.appendChild(io);},uploadFile:function(id,callback,uri){var frameId='yuiIO'+id;var io=document.getElementById(frameId);this._formNode.action=uri;this._formNode.enctype='multipart/form-data';this._formNode.method='POST';this._formNode.target=frameId;this._formNode.submit();this._formNode=null;this._isFileUpload=false;this._isFormSubmit=false;var uploadCallback=function()
{var obj={};obj.tId=id;obj.responseText=io.contentWindow.document.body?io.contentWindow.document.body.innerHTML:null;obj.responseXML=io.contentWindow.document.XMLDocument?io.contentWindow.document.XMLDocument:io.contentWindow.document;obj.argument=callback.argument;if(callback.upload){if(!callback.scope){callback.upload(obj);}
else{callback.upload.apply(callback.scope,[obj]);}}
if(tajaxfunc.util.Event){tajaxfunc.util.Event.removeListener(io,"load",uploadCallback);}
else if(window.ActiveXObject){io.detachEvent('onload',uploadCallback);}
else{io.removeEventListener('load',uploadCallback,false);}
setTimeout(function(){document.body.removeChild(io);},100);};if(tajaxfunc.util.Event){tajaxfunc.util.Event.addListener(io,"load",uploadCallback);}
else if(window.ActiveXObject){io.attachEvent('onload',uploadCallback);}
else{io.addEventListener('load',uploadCallback,false);}},abort:function(o,callback,isTimeout)
{if(this.isCallInProgress(o)){o.conn.abort();window.clearInterval(this._poll[o.tId]);delete this._poll[o.tId];if(isTimeout){delete this._timeOut[o.tId];}
this.handleTransactionResponse(o,callback,true);return true;}
else{return false;}},isCallInProgress:function(o)
{if(o.conn){return o.conn.readyState!=4&&o.conn.readyState!=0;}
else{return false;}},releaseObject:function(o)
{o.conn=null;o=null;}
};