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,_default_headers:{},_isFormSubmit:false,_isFileUpload:false,_formNode:null,_sFormData:null,_poll:{},_timeOut:{},_polling_interval:50,_transaction_id:0,_submitElementValue:null,_hasSubmitListener:(function(){if(YAHOO.util.Event){YAHOO.util.Event.addListener(document,"click",function(b){var c=YAHOO.util.Event.getTarget(b),a=c.nodeName.toLowerCase();if((a==="input"||a==="button")&&(c.type&&c.type.toLowerCase()=="submit")){YAHOO.util.Connect._submitElementValue=encodeURIComponent(c.name)+"="+encodeURIComponent(c.value)}});return true}return false})(),startEvent:new YAHOO.util.CustomEvent("start"),completeEvent:new YAHOO.util.CustomEvent("complete"),successEvent:new YAHOO.util.CustomEvent("success"),failureEvent:new YAHOO.util.CustomEvent("failure"),uploadEvent:new YAHOO.util.CustomEvent("upload"),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(a){this._msxml_progid.unshift(a)},setDefaultPostHeader:function(a){if(typeof a=="string"){this._default_post_header=a}else{if(typeof a=="boolean"){this._use_default_post_header=a}}},setDefaultXhrHeader:function(a){if(typeof a=="string"){this._default_xhr_header=a}else{this._use_default_xhr_header=a}},setPollingInterval:function(a){if(typeof a=="number"&&isFinite(a)){this._polling_interval=a}},createXhrObject:function(b){var c,a;try{a=new XMLHttpRequest();c={conn:a,tId:b}}catch(d){for(var f=0;f<this._msxml_progid.length;++f){try{a=new ActiveXObject(this._msxml_progid[f]);c={conn:a,tId:b};break}catch(e){}}}finally{return c}},getConnectionObject:function(a){var c;var b=this._transaction_id;try{if(!a){c=this.createXhrObject(b)}else{c={};c.tId=b;c.isUpload=true}if(c){this._transaction_id++}}catch(d){}finally{return c}},asyncRequest:function(b,e,c,a){var d=(this._isFileUpload)?this.getConnectionObject(true):this.getConnectionObject();var f=(c&&c.argument)?c.argument:null;if(!d){return null}else{if(c&&c.customevents){this.initCustomEvents(d,c)}if(this._isFormSubmit){if(this._isFileUpload){this.uploadFile(d,c,e,a);return d}if(b.toUpperCase()=="GET"){if(this._sFormData.length!==0){e+=((e.indexOf("?")==-1)?"?":"&")+this._sFormData}}else{if(b.toUpperCase()=="POST"){a=a?this._sFormData+"&"+a:this._sFormData}}}if(b.toUpperCase()=="GET"&&(c&&c.cache===false)){e+=((e.indexOf("?")==-1)?"?":"&")+"rnd="+new Date().valueOf().toString()}d.conn.open(b,e,true);if(this._use_default_xhr_header){if(!this._default_headers["X-Requested-With"]){this.initHeader("X-Requested-With",this._default_xhr_header,true)}}if((b.toUpperCase()==="POST"&&this._use_default_post_header)&&this._isFormSubmit===false){this.initHeader("Content-Type",this._default_post_header)}if(this._has_default_headers||this._has_http_headers){this.setHeader(d)}this.handleReadyState(d,c);d.conn.send(a||"");if(this._isFormSubmit===true){this.resetFormState()}this.startEvent.fire(d,f);if(d.startEvent){d.startEvent.fire(d,f)}return d}},initCustomEvents:function(a,b){var c;for(c in b.customevents){if(this._customEvents[c][0]){a[this._customEvents[c][0]]=new YAHOO.util.CustomEvent(this._customEvents[c][1],(b.scope)?b.scope:null);a[this._customEvents[c][0]].subscribe(b.customevents[c])}}},handleReadyState:function(c,b){var d=this;var a=(b&&b.argument)?b.argument:null;if(b&&b.timeout){this._timeOut[c.tId]=window.setTimeout(function(){d.abort(c,b,true)},b.timeout)}this._poll[c.tId]=window.setInterval(function(){if(c.conn&&c.conn.readyState===4){window.clearInterval(d._poll[c.tId]);delete d._poll[c.tId];if(b&&b.timeout){window.clearTimeout(d._timeOut[c.tId]);delete d._timeOut[c.tId]}d.completeEvent.fire(c,a);if(c.completeEvent){c.completeEvent.fire(c,a)}d.handleTransactionResponse(c,b)}},this._polling_interval)},handleTransactionResponse:function(c,b,a){var e,f;var g=(b&&b.argument)?b.argument:null;try{if(c.conn.status!==undefined&&c.conn.status!==0){e=c.conn.status}else{e=13030}}catch(d){e=13030}if(e>=200&&e<300||e===1223){f=this.createResponseObject(c,g);if(b&&b.success){if(!b.scope){b.success(f)}else{b.success.apply(b.scope,[f])}}this.successEvent.fire(f);if(c.successEvent){c.successEvent.fire(f)}}else{switch(e){case 12002:case 12029:case 12030:case 12031:case 12152:case 13030:f=this.createExceptionObject(c.tId,g,(a?a:false));if(b&&b.failure){if(!b.scope){b.failure(f)}else{b.failure.apply(b.scope,[f])}}break;default:f=this.createResponseObject(c,g);if(b&&b.failure){if(!b.scope){b.failure(f)}else{b.failure.apply(b.scope,[f])}}}this.failureEvent.fire(f);if(c.failureEvent){c.failureEvent.fire(f)}}this.releaseObject(c);f=null},createResponseObject:function(d,g){var a={};var e={};try{var b=d.conn.getAllResponseHeaders();var h=b.split("\n");for(var i=0;i<h.length;i++){var c=h[i].indexOf(":");if(c!=-1){e[h[i].substring(0,c)]=h[i].substring(c+2)}}}catch(f){}a.tId=d.tId;a.status=(d.conn.status==1223)?204:d.conn.status;a.statusText=(d.conn.status==1223)?"No Content":d.conn.statusText;a.getResponseHeader=e;a.getAllResponseHeaders=b;a.responseText=d.conn.responseText;a.responseXML=d.conn.responseXML;if(g){a.argument=g}return a},createExceptionObject:function(b,f,a){var d=0;var c="communication failure";var g=-1;var h="transaction aborted";var e={};e.tId=b;if(a){e.status=g;e.statusText=h}else{e.status=d;e.statusText=c}if(f){e.argument=f}return e},initHeader:function(a,b,c){var d=(c)?this._default_headers:this._http_headers;d[a]=b;if(c){this._has_default_headers=true}else{this._has_http_headers=true}},setHeader:function(a){var b;if(this._has_default_headers){for(b in this._default_headers){if(YAHOO.lang.hasOwnProperty(this._default_headers,b)){a.conn.setRequestHeader(b,this._default_headers[b])}}}if(this._has_http_headers){for(b in this._http_headers){if(YAHOO.lang.hasOwnProperty(this._http_headers,b)){a.conn.setRequestHeader(b,this._http_headers[b])}}delete this._http_headers;this._http_headers={};this._has_http_headers=false}},resetDefaultHeaders:function(){delete this._default_headers;this._default_headers={};this._has_default_headers=false},setForm:function(h,m,b){var i,c,j,l,e,k=false,o=[],f=0,p,n,a,g,d;this.resetFormState();if(typeof h=="string"){i=(document.getElementById(h)||document.forms[h])}else{if(typeof h=="object"){i=h}else{return}}if(m){this.createFrame(b?b:null);this._isFormSubmit=true;this._isFileUpload=true;this._formNode=i;return}for(p=0,n=i.elements.length;p<n;++p){c=i.elements[p];e=c.disabled;j=c.name;if(!e&&j){j=encodeURIComponent(j)+"=";l=encodeURIComponent(c.value);switch(c.type){case"select-one":if(c.selectedIndex>-1){d=c.options[c.selectedIndex];o[f++]=j+encodeURIComponent((d.attributes.value&&d.attributes.value.specified)?d.value:d.text)}break;case"select-multiple":if(c.selectedIndex>-1){for(a=c.selectedIndex,g=c.options.length;a<g;++a){d=c.options[a];if(d.selected){o[f++]=j+encodeURIComponent((d.attributes.value&&d.attributes.value.specified)?d.value:d.text)}}}break;case"radio":case"checkbox":if(c.checked){o[f++]=j+l}break;case"file":case undefined:case"reset":case"button":break;case"submit":if(k===false){if(this._hasSubmitListener&&this._submitElementValue){o[f++]=this._submitElementValue}k=true}break;default:o[f++]=j+l}}}this._isFormSubmit=true;this._sFormData=o.join("&");this.initHeader("Content-Type",this._default_form_header);return this._sFormData},resetFormState:function(){this._isFormSubmit=false;this._isFileUpload=false;this._formNode=null;this._sFormData=""},createFrame:function(a){var c="yuiIO"+this._transaction_id;var b;if(YAHOO.env.ua.ie){b=document.createElement('<iframe id="'+c+'" name="'+c+'" />');if(typeof a=="boolean"){b.src="javascript:false"}}else{b=document.createElement("iframe");b.id=c;b.name=c}b.style.position="absolute";b.style.top="-1000px";b.style.left="-1000px";document.body.appendChild(b)},appendPostData:function(a){var c=[],e=a.split("&"),d,b;for(d=0;d<e.length;d++){b=e[d].indexOf("=");if(b!=-1){c[d]=document.createElement("input");c[d].type="hidden";c[d].name=decodeURIComponent(e[d].substring(0,b));c[d].value=decodeURIComponent(e[d].substring(b+1));this._formNode.appendChild(c[d])}}return c},uploadFile:function(a,f,o,b){var k="yuiIO"+a.tId,j="multipart/form-data",h=document.getElementById(k),e=this,i=(f&&f.argument)?f.argument:null,g,l,c,m;var d={action:this._formNode.getAttribute("action"),method:this._formNode.getAttribute("method"),target:this._formNode.getAttribute("target")};this._formNode.setAttribute("action",o);this._formNode.setAttribute("method","POST");this._formNode.setAttribute("target",k);if(YAHOO.env.ua.ie){this._formNode.setAttribute("encoding",j)}else{this._formNode.setAttribute("enctype",j)}if(b){g=this.appendPostData(b)}this._formNode.submit();this.startEvent.fire(a,i);if(a.startEvent){a.startEvent.fire(a,i)}if(f&&f.timeout){this._timeOut[a.tId]=window.setTimeout(function(){e.abort(a,f,true)},f.timeout)}if(g&&g.length>0){for(l=0;l<g.length;l++){this._formNode.removeChild(g[l])}}for(c in d){if(YAHOO.lang.hasOwnProperty(d,c)){if(d[c]){this._formNode.setAttribute(c,d[c])}else{this._formNode.removeAttribute(c)}}}this.resetFormState();var n=function(){if(f&&f.timeout){window.clearTimeout(e._timeOut[a.tId]);delete e._timeOut[a.tId]}e.completeEvent.fire(a,i);if(a.completeEvent){a.completeEvent.fire(a,i)}m={tId:a.tId,argument:f.argument};try{m.responseText=h.contentWindow.document.body?h.contentWindow.document.body.innerHTML:h.contentWindow.document.documentElement.textContent;m.responseXML=h.contentWindow.document.XMLDocument?h.contentWindow.document.XMLDocument:h.contentWindow.document}catch(p){}if(f&&f.upload){if(!f.scope){f.upload(m)}else{f.upload.apply(f.scope,[m])}}e.uploadEvent.fire(m);if(a.uploadEvent){a.uploadEvent.fire(m)}YAHOO.util.Event.removeListener(h,"load",n);setTimeout(function(){document.body.removeChild(h);e.releaseObject(a)},100)};YAHOO.util.Event.addListener(h,"load",n)},abort:function(d,b,a){var e;var g=(b&&b.argument)?b.argument:null;if(d&&d.conn){if(this.isCallInProgress(d)){d.conn.abort();window.clearInterval(this._poll[d.tId]);delete this._poll[d.tId];if(a){window.clearTimeout(this._timeOut[d.tId]);delete this._timeOut[d.tId]}e=true}}else{if(d&&d.isUpload===true){var f="yuiIO"+d.tId;var c=document.getElementById(f);if(c){YAHOO.util.Event.removeListener(c,"load");document.body.removeChild(c);if(a){window.clearTimeout(this._timeOut[d.tId]);delete this._timeOut[d.tId]}e=true}}else{e=false}}if(e===true){this.abortEvent.fire(d,g);if(d.abortEvent){d.abortEvent.fire(d,g)}this.handleTransactionResponse(d,b,true)}return e},isCallInProgress:function(b){if(b&&b.conn){return b.conn.readyState!==4&&b.conn.readyState!==0}else{if(b&&b.isUpload===true){var a="yuiIO"+b.tId;return document.getElementById(a)?true:false}else{return false}}},releaseObject:function(a){if(a&&a.conn){a.conn=null;a=null}}};YAHOO.register("connection",YAHOO.util.Connect,{version:"2.7.0",build:"1799"});