/*
Copyright (c) 2011, Yahoo! Inc. All rights reserved.
Code licensed under the BSD License:
http://developer.yahoo.com/yui/license.html
version: 2.9.0
*/
YAHOO.util.Connect={_msxml_progid:['Microsoft.XMLHTTP','MSXML2.XMLHTTP.3.0','MSXML2.XMLHTTP'],_http_headers:{},_has_http_headers:false,_use_default_post_header:true,_default_post_header:'application/x-www-form-urlencoded; charset=UTF-8',_default_form_header:'application/x-www-form-urlencoded',_use_default_xhr_header:true,_default_xhr_header:'XMLHttpRequest',_has_default_headers:true,_isFormSubmit:false,_default_headers:{},_poll:{},_timeOut:{},_polling_interval:50,_transaction_id:0,startEvent:new YAHOO.util.CustomEvent('start'),completeEvent:new YAHOO.util.CustomEvent('complete'),successEvent:new YAHOO.util.CustomEvent('success'),failureEvent:new YAHOO.util.CustomEvent('failure'),abortEvent:new YAHOO.util.CustomEvent('abort'),_customEvents:{onStart:['startEvent','start'],onComplete:['completeEvent','complete'],onSuccess:['successEvent','success'],onFailure:['failureEvent','failure'],onUpload:['uploadEvent','upload'],onAbort:['abortEvent','abort']},setProgId:function(id)
{this._msxml_progid.unshift(id);},setDefaultPostHeader:function(b)
{if(typeof b=='string'){this._default_post_header=b;this._use_default_post_header=true;}
else if(typeof b=='boolean'){this._use_default_post_header=b;}},setDefaultXhrHeader:function(b)
{if(typeof b=='string'){this._default_xhr_header=b;}
else{this._use_default_xhr_header=b;}},setPollingInterval:function(i)
{if(typeof i=='number'&&isFinite(i)){this._polling_interval=i;}},createXhrObject:function(transactionId)
{var obj,http,i;try
{http=new XMLHttpRequest();obj={conn:http,tId:transactionId,xhr:true};}
catch(e)
{for(i=0;i<this._msxml_progid.length;++i){try
{http=new ActiveXObject(this._msxml_progid[i]);obj={conn:http,tId:transactionId,xhr:true};break;}
catch(e1){}}}
finally
{return obj;}},getConnectionObject:function(t)
{var o,tId=this._transaction_id;try
{if(!t){o=this.createXhrObject(tId);}
else{o={tId:tId};if(t==='xdr'){o.conn=this._transport;o.xdr=true;}
else if(t==='upload'){o.upload=true;}}
if(o){this._transaction_id++;}}
catch(e){}
return o;},asyncRequest:function(method,uri,callback,postData)
{var args=callback&&callback.argument?callback.argument:null,YCM=this,o,t;if(this._isFileUpload){t='upload';}
else if(callback&&callback.xdr){t='xdr';}
o=this.getConnectionObject(t);if(!o){return null;}
else{if(callback&&callback.customevents){this.initCustomEvents(o,callback);}
if(this._isFormSubmit){if(this._isFileUpload){window.setTimeout(function(){YCM.uploadFile(o,callback,uri,postData);},10);return o;}
if(method.toUpperCase()=='GET'){if(this._sFormData.length!==0){uri+=((uri.indexOf('?')==-1)?'?':'&')+this._sFormData;}}
else if(method.toUpperCase()=='POST'){postData=postData?this._sFormData+"&"+postData:this._sFormData;}}
if(method.toUpperCase()=='GET'&&(callback&&callback.cache===false)){uri+=((uri.indexOf('?')==-1)?'?':'&')+"rnd="+new Date().valueOf().toString();}
if(this._use_default_xhr_header){if(!this._default_headers['X-Requested-With']){this.initHeader('X-Requested-With',this._default_xhr_header,true);}}
if((method.toUpperCase()==='POST'&&this._use_default_post_header)&&this._isFormSubmit===false){this.initHeader('Content-Type',this._default_post_header);}
if(o.xdr){this.xdr(o,method,uri,callback,postData);return o;}
o.conn.open(method,uri,true);if(this._has_default_headers||this._has_http_headers){this.setHeader(o);}
this.handleReadyState(o,callback);o.conn.send(postData||'');if(this._isFormSubmit===true){this.resetFormState();}
this.startEvent.fire(o,args);if(o.startEvent){o.startEvent.fire(o,args);}
return o;}},initCustomEvents:function(o,callback)
{var prop;for(prop in callback.customevents){if(this._customEvents[prop][0]){o[this._customEvents[prop][0]]=new YAHOO.util.CustomEvent(this._customEvents[prop][1],(callback.scope)?callback.scope:null);o[this._customEvents[prop][0]].subscribe(callback.customevents[prop]);}}},handleReadyState:function(o,callback)
{var oConn=this,args=(callback&&callback.argument)?callback.argument:null;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){window.clearTimeout(oConn._timeOut[o.tId]);delete oConn._timeOut[o.tId];}
oConn.completeEvent.fire(o,args);if(o.completeEvent){o.completeEvent.fire(o,args);}
oConn.handleTransactionResponse(o,callback);}},this._polling_interval);},handleTransactionResponse:function(o,callback,isAbort)
{var httpStatus,responseObject,args=(callback&&callback.argument)?callback.argument:null,xdrS=(o.r&&o.r.statusText==='xdr:success')?true:false,xdrF=(o.r&&o.r.statusText==='xdr:failure')?true:false,xdrA=isAbort;try
{if((o.conn.status!==undefined&&o.conn.status!==0)||xdrS){httpStatus=o.conn.status;}
else if(xdrF&&!xdrA){httpStatus=0;}
else{httpStatus=13030;}}
catch(e){httpStatus=13030;}
if((httpStatus>=200&&httpStatus<300)||httpStatus===1223||xdrS){responseObject=o.xdr?o.r:this.createResponseObject(o,args);if(callback&&callback.success){if(!callback.scope){callback.success(responseObject);}
else{callback.success.apply(callback.scope,[responseObject]);}}
this.successEvent.fire(responseObject);if(o.successEvent){o.successEvent.fire(responseObject);}}
else{switch(httpStatus){case 12002:case 12029:case 12030:case 12031:case 12152:case 13030:responseObject=this.createExceptionObject(o.tId,args,(isAbort?isAbort:false));if(callback&&callback.failure){if(!callback.scope){callback.failure(responseObject);}
else{callback.failure.apply(callback.scope,[responseObject]);}}
break;default:responseObject=(o.xdr)?o.response:this.createResponseObject(o,args);if(callback&&callback.failure){if(!callback.scope){callback.failure(responseObject);}
else{callback.failure.apply(callback.scope,[responseObject]);}}}
this.failureEvent.fire(responseObject);if(o.failureEvent){o.failureEvent.fire(responseObject);}}
this.releaseObject(o);responseObject=null;},createResponseObject:function(o,callbackArg)
{var obj={},headerObj={},i,headerStr,header,delimitPos;try
{headerStr=o.conn.getAllResponseHeaders();header=headerStr.split('\n');for(i=0;i<header.length;i++){delimitPos=header[i].indexOf(':');if(delimitPos!=-1){headerObj[header[i].substring(0,delimitPos)]=YAHOO.lang.trim(header[i].substring(delimitPos+2));}}}
catch(e){}
obj.tId=o.tId;obj.status=(o.conn.status==1223)?204:o.conn.status;obj.statusText=(o.conn.status==1223)?"No Content":o.conn.statusText;obj.getResponseHeader=headerObj;obj.getAllResponseHeaders=headerStr;obj.responseText=o.conn.responseText;obj.responseXML=o.conn.responseXML;if(callbackArg){obj.argument=callbackArg;}
return obj;},createExceptionObject:function(tId,callbackArg,isAbort)
{var COMM_CODE=0,COMM_ERROR='communication failure',ABORT_CODE=-1,ABORT_ERROR='transaction aborted',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,isDefault)
{var headerObj=(isDefault)?this._default_headers:this._http_headers;headerObj[label]=value;if(isDefault){this._has_default_headers=true;}
else{this._has_http_headers=true;}},setHeader:function(o)
{var prop;if(this._has_default_headers){for(prop in this._default_headers){if(YAHOO.lang.hasOwnProperty(this._default_headers,prop)){o.conn.setRequestHeader(prop,this._default_headers[prop]);}}}
if(this._has_http_headers){for(prop in this._http_headers){if(YAHOO.lang.hasOwnProperty(this._http_headers,prop)){o.conn.setRequestHeader(prop,this._http_headers[prop]);}}
this._http_headers={};this._has_http_headers=false;}},resetDefaultHeaders:function(){this._default_headers={};this._has_default_headers=false;},abort:function(o,callback,isTimeout)
{var abortStatus,args=(callback&&callback.argument)?callback.argument:null;o=o||{};if(o.conn){if(o.xhr){if(this.isCallInProgress(o)){o.conn.abort();window.clearInterval(this._poll[o.tId]);delete this._poll[o.tId];if(isTimeout){window.clearTimeout(this._timeOut[o.tId]);delete this._timeOut[o.tId];}
abortStatus=true;}}
else if(o.xdr){o.conn.abort(o.tId);abortStatus=true;}}
else if(o.upload){var frameId='yuiIO'+o.tId;var io=document.getElementById(frameId);if(io){YAHOO.util.Event.removeListener(io,"load");document.body.removeChild(io);if(isTimeout){window.clearTimeout(this._timeOut[o.tId]);delete this._timeOut[o.tId];}
abortStatus=true;}}
else{abortStatus=false;}
if(abortStatus===true){this.abortEvent.fire(o,args);if(o.abortEvent){o.abortEvent.fire(o,args);}
this.handleTransactionResponse(o,callback,true);}
return abortStatus;},isCallInProgress:function(o)
{o=o||{};if(o.xhr&&o.conn){return o.conn.readyState!==4&&o.conn.readyState!==0;}
else if(o.xdr&&o.conn){return o.conn.isCallInProgress(o.tId);}
else if(o.upload===true){return document.getElementById('yuiIO'+o.tId)?true:false;}
else{return false;}},releaseObject:function(o)
{if(o&&o.conn){o.conn=null;o=null;}}};(function(){var YCM=YAHOO.util.Connect,_fn={};function _swf(uri){var o='<object id="YUIConnectionSwf" type="application/x-shockwave-flash" data="'+
uri+'" width="0" height="0">'+'<param name="movie" value="'+uri+'">'+'<param name="allowScriptAccess" value="always">'+'</object>',c=document.createElement('div');document.body.appendChild(c);c.innerHTML=o;}
function _xdr(o,m,u,c,d){_fn[parseInt(o.tId)]={'o':o,'c':c};if(d){c.method=m;c.data=d;}
o.conn.send(u,c,o.tId);}
function _init(uri){_swf(uri);YCM._transport=document.getElementById('YUIConnectionSwf');}
function _xdrReady(){YCM.xdrReadyEvent.fire();}
function _xdrStart(o,cb){if(o){YCM.startEvent.fire(o,cb.argument);if(o.startEvent){o.startEvent.fire(o,cb.argument);}}}
function _handleXdrResponse(r){var o=_fn[r.tId].o,cb=_fn[r.tId].c;if(r.statusText==='xdr:start'){_xdrStart(o,cb);return;}
r.responseText=decodeURI(r.responseText);o.r=r;if(cb.argument){o.r.argument=cb.argument;}
this.handleTransactionResponse(o,cb,r.statusText==='xdr:abort'?true:false);delete _fn[r.tId];}
YCM.xdr=_xdr;YCM.swf=_swf;YCM.transport=_init;YCM.xdrReadyEvent=new YAHOO.util.CustomEvent('xdrReady');YCM.xdrReady=_xdrReady;YCM.handleXdrResponse=_handleXdrResponse;})();(function(){var YCM=YAHOO.util.Connect,YE=YAHOO.util.Event,dM=document.documentMode?document.documentMode:false;YCM._isFileUpload=false;YCM._formNode=null;YCM._sFormData=null;YCM._submitElementValue=null;YCM.uploadEvent=new YAHOO.util.CustomEvent('upload');YCM._hasSubmitListener=function(){if(YE){YE.addListener(document,'click',function(e){var obj=YE.getTarget(e),name=obj.nodeName.toLowerCase();if((name==='input'||name==='button')&&(obj.type&&obj.type.toLowerCase()=='submit')){YCM._submitElementValue=encodeURIComponent(obj.name)+"="+encodeURIComponent(obj.value);}});return true;}
return false;}();function _setForm(formId,isUpload,secureUri)
{var oForm,oElement,oName,oValue,oDisabled,hasSubmit=false,data=[],item=0,i,len,j,jlen,opt;this.resetFormState();if(typeof formId=='string'){oForm=(document.getElementById(formId)||document.forms[formId]);}
else if(typeof formId=='object'){oForm=formId;}
else{return;}
if(isUpload){this.createFrame(secureUri?secureUri:null);this._isFormSubmit=true;this._isFileUpload=true;this._formNode=oForm;return;}
for(i=0,len=oForm.elements.length;i<len;++i){oElement=oForm.elements[i];oDisabled=oElement.disabled;oName=oElement.name;if(!oDisabled&&oName)
{oName=encodeURIComponent(oName)+'=';oValue=encodeURIComponent(oElement.value);switch(oElement.type)
{case'select-one':if(oElement.selectedIndex>-1){opt=oElement.options[oElement.selectedIndex];data[item++]=oName+encodeURIComponent((opt.attributes.value&&opt.attributes.value.specified)?opt.value:opt.text);}
break;case'select-multiple':if(oElement.selectedIndex>-1){for(j=oElement.selectedIndex,jlen=oElement.options.length;j<jlen;++j){opt=oElement.options[j];if(opt.selected){data[item++]=oName+encodeURIComponent((opt.attributes.value&&opt.attributes.value.specified)?opt.value:opt.text);}}}
break;case'radio':case'checkbox':if(oElement.checked){data[item++]=oName+oValue;}
break;case'file':case undefined:case'reset':case'button':break;case'submit':if(hasSubmit===false){if(this._hasSubmitListener&&this._submitElementValue){data[item++]=this._submitElementValue;}
hasSubmit=true;}
break;default:data[item++]=oName+oValue;}}}
this._isFormSubmit=true;this._sFormData=data.join('&');this.initHeader('Content-Type',this._default_form_header);return this._sFormData;}
function _resetFormState(){this._isFormSubmit=false;this._isFileUpload=false;this._formNode=null;this._sFormData="";}
function _createFrame(secureUri){var frameId='yuiIO'+this._transaction_id,ie9=(dM===9)?true:false,io;if(YAHOO.env.ua.ie&&!ie9){io=document.createElement('<iframe id="'+frameId+'" name="'+frameId+'" />');if(typeof secureUri=='boolean'){io.src='javascript:false';}}
else{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);}
function _appendPostData(postData){var formElements=[],postMessage=postData.split('&'),i,delimitPos;for(i=0;i<postMessage.length;i++){delimitPos=postMessage[i].indexOf('=');if(delimitPos!=-1){formElements[i]=document.createElement('input');formElements[i].type='hidden';formElements[i].name=decodeURIComponent(postMessage[i].substring(0,delimitPos));formElements[i].value=decodeURIComponent(postMessage[i].substring(delimitPos+1));this._formNode.appendChild(formElements[i]);}}
return formElements;}
function _uploadFile(o,callback,uri,postData){var frameId='yuiIO'+o.tId,uploadEncoding='multipart/form-data',io=document.getElementById(frameId),ie8=(dM>=8)?true:false,oConn=this,args=(callback&&callback.argument)?callback.argument:null,oElements,i,prop,obj,rawFormAttributes,uploadCallback;rawFormAttributes={action:this._formNode.getAttribute('action'),method:this._formNode.getAttribute('method'),target:this._formNode.getAttribute('target')};this._formNode.setAttribute('action',uri);this._formNode.setAttribute('method','POST');this._formNode.setAttribute('target',frameId);if(YAHOO.env.ua.ie&&!ie8){this._formNode.setAttribute('encoding',uploadEncoding);}
else{this._formNode.setAttribute('enctype',uploadEncoding);}
if(postData){oElements=this.appendPostData(postData);}
this._formNode.submit();this.startEvent.fire(o,args);if(o.startEvent){o.startEvent.fire(o,args);}
if(callback&&callback.timeout){this._timeOut[o.tId]=window.setTimeout(function(){oConn.abort(o,callback,true);},callback.timeout);}
if(oElements&&oElements.length>0){for(i=0;i<oElements.length;i++){this._formNode.removeChild(oElements[i]);}}
for(prop in rawFormAttributes){if(YAHOO.lang.hasOwnProperty(rawFormAttributes,prop)){if(rawFormAttributes[prop]){this._formNode.setAttribute(prop,rawFormAttributes[prop]);}
else{this._formNode.removeAttribute(prop);}}}
this.resetFormState();uploadCallback=function(){var body,pre,text;if(callback&&callback.timeout){window.clearTimeout(oConn._timeOut[o.tId]);delete oConn._timeOut[o.tId];}
oConn.completeEvent.fire(o,args);if(o.completeEvent){o.completeEvent.fire(o,args);}
obj={tId:o.tId,argument:args};try
{obj.responseText=io.contentWindow.document.body?io.contentWindow.document.body.innerHTML:io.contentWindow.document.documentElement.textContent;obj.responseXML=io.contentWindow.document.XMLDocument?io.contentWindow.document.XMLDocument:io.contentWindow.document;}
catch(e){}
if(callback&&callback.upload){if(!callback.scope){callback.upload(obj);}
else{callback.upload.apply(callback.scope,[obj]);}}
oConn.uploadEvent.fire(obj);if(o.uploadEvent){o.uploadEvent.fire(obj);}
YE.removeListener(io,"load",uploadCallback);setTimeout(function(){document.body.removeChild(io);oConn.releaseObject(o);},100);};YE.addListener(io,"load",uploadCallback);}
YCM.setForm=_setForm;YCM.resetFormState=_resetFormState;YCM.createFrame=_createFrame;YCM.appendPostData=_appendPostData;YCM.uploadFile=_uploadFile;})();YAHOO.register("connection",YAHOO.util.Connect,{version:"2.9.0",build:"2800"});