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 a=YAHOO.util.Event.getTarget(b);if(a.nodeName.toLowerCase()=="input"&&(a.type&&a.type.toLowerCase()=="submit")){YAHOO.util.Connect._submitElementValue=encodeURIComponent(a.name)+"="+encodeURIComponent(a.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(f){var d,a;try{a=new XMLHttpRequest();d={conn:a,tId:f}}catch(c){for(var b=0;b<this._msxml_progid.length;++b){try{a=new ActiveXObject(this._msxml_progid[b]);d={conn:a,tId:f};break}catch(c){}}}finally{return d}},getConnectionObject:function(a){var c;var d=this._transaction_id;try{if(!a){c=this.createXhrObject(d)}else{c={};c.tId=d;c.isUpload=true}if(c){this._transaction_id++}}catch(b){}finally{return c}},asyncRequest:function(f,c,e,a){var d=(this._isFileUpload)?this.getConnectionObject(true):this.getConnectionObject();var b=(e&&e.argument)?e.argument:null;if(!d){return null}else{if(e&&e.customevents){this.initCustomEvents(d,e)}if(this._isFormSubmit){if(this._isFileUpload){this.uploadFile(d,e,c,a);return d}if(f.toUpperCase()=="GET"){if(this._sFormData.length!==0){c+=((c.indexOf("?")==-1)?"?":"&")+this._sFormData}}else{if(f.toUpperCase()=="POST"){a=a?this._sFormData+"&"+a:this._sFormData}}}if(f.toUpperCase()=="GET"&&(e&&e.cache===false)){c+=((c.indexOf("?")==-1)?"?":"&")+"rnd="+new Date().valueOf().toString()}d.conn.open(f,c,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((f.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,e);d.conn.send(a||"");if(this._isFormSubmit===true){this.resetFormState()}this.startEvent.fire(d,b);if(d.startEvent){d.startEvent.fire(d,b)}return d}},initCustomEvents:function(a,c){for(var b in c.customevents){if(this._customEvents[b][0]){a[this._customEvents[b][0]]=new YAHOO.util.CustomEvent(this._customEvents[b][1],(c.scope)?c.scope:null);a[this._customEvents[b][0]].subscribe(c.customevents[b])}}},handleReadyState:function(c,d){var b=this;var a=(d&&d.argument)?d.argument:null;if(d&&d.timeout){this._timeOut[c.tId]=window.setTimeout(function(){b.abort(c,d,true)},d.timeout)}this._poll[c.tId]=window.setInterval(function(){if(c.conn&&c.conn.readyState===4){window.clearInterval(b._poll[c.tId]);delete b._poll[c.tId];if(d&&d.timeout){window.clearTimeout(b._timeOut[c.tId]);delete b._timeOut[c.tId]}b.completeEvent.fire(c,a);if(c.completeEvent){c.completeEvent.fire(c,a)}b.handleTransactionResponse(c,d)}},this._polling_interval)},handleTransactionResponse:function(g,h,a){var d,c;var b=(h&&h.argument)?h.argument:null;try{if(g.conn.status!==undefined&&g.conn.status!==0){d=g.conn.status}else{d=13030}}catch(f){d=13030}if(d>=200&&d<300||d===1223){c=this.createResponseObject(g,b);if(h&&h.success){if(!h.scope){h.success(c)}else{h.success.apply(h.scope,[c])}}this.successEvent.fire(c);if(g.successEvent){g.successEvent.fire(c)}}else{switch(d){case 12002:case 12029:case 12030:case 12031:case 12152:case 13030:c=this.createExceptionObject(g.tId,b,(a?a:false));if(h&&h.failure){if(!h.scope){h.failure(c)}else{h.failure.apply(h.scope,[c])}}break;default:c=this.createResponseObject(g,b);if(h&&h.failure){if(!h.scope){h.failure(c)}else{h.failure.apply(h.scope,[c])}}}this.failureEvent.fire(c);if(g.failureEvent){g.failureEvent.fire(c)}}this.releaseObject(g);c=null},createResponseObject:function(a,h){var d={};var k={};try{var c=a.conn.getAllResponseHeaders();var g=c.split("\n");for(var f=0;f<g.length;f++){var b=g[f].indexOf(":");if(b!=-1){k[g[f].substring(0,b)]=g[f].substring(b+2)}}}catch(j){}d.tId=a.tId;d.status=(a.conn.status==1223)?204:a.conn.status;d.statusText=(a.conn.status==1223)?"No Content":a.conn.statusText;d.getResponseHeader=k;d.getAllResponseHeaders=c;d.responseText=a.conn.responseText;d.responseXML=a.conn.responseXML;if(h){d.argument=h}return d},createExceptionObject:function(h,d,a){var f=0;var g="communication failure";var c=-1;var b="transaction aborted";var e={};e.tId=h;if(a){e.status=c;e.statusText=b}else{e.status=f;e.statusText=g}if(d){e.argument=d}return e},initHeader:function(a,d,c){var b=(c)?this._default_headers:this._http_headers;b[a]=d;if(c){this._has_default_headers=true}else{this._has_http_headers=true}},setHeader:function(a){if(this._has_default_headers){for(var 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(var 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(m,e,b){this.resetFormState();var l;if(typeof m=="string"){l=(document.getElementById(m)||document.forms[m])}else{if(typeof m=="object"){l=m}else{return}}if(e){var f=this.createFrame((window.location.href.toLowerCase().indexOf("https")===0||b)?true:false);this._isFormSubmit=true;this._isFileUpload=true;this._formNode=l;return}var a,k,g,n;var h=false;for(var d=0;d<l.elements.length;d++){a=l.elements[d];n=a.disabled;k=a.name;g=a.value;if(!n&&k){switch(a.type){case"select-one":case"select-multiple":for(var c=0;c<a.options.length;c++){if(a.options[c].selected){if(window.ActiveXObject){this._sFormData+=encodeURIComponent(k)+"="+encodeURIComponent(a.options[c].attributes.value.specified?a.options[c].value:a.options[c].text)+"&"}else{this._sFormData+=encodeURIComponent(k)+"="+encodeURIComponent(a.options[c].hasAttribute("value")?a.options[c].value:a.options[c].text)+"&"}}}break;case"radio":case"checkbox":if(a.checked){this._sFormData+=encodeURIComponent(k)+"="+encodeURIComponent(g)+"&"}break;case"file":case undefined:case"reset":case"button":break;case"submit":if(h===false){if(this._hasSubmitListener&&this._submitElementValue){this._sFormData+=this._submitElementValue+"&"}else{this._sFormData+=encodeURIComponent(k)+"="+encodeURIComponent(g)+"&"}h=true}break;default:this._sFormData+=encodeURIComponent(k)+"="+encodeURIComponent(g)+"&"}}}this._isFormSubmit=true;this._sFormData=this._sFormData.substr(0,this._sFormData.length-1);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 b="yuiIO"+this._transaction_id;var c;if(window.ActiveXObject){c=document.createElement('<iframe id="'+b+'" name="'+b+'" />');if(typeof a=="boolean"){c.src="javascript:false"}}else{c=document.createElement("iframe");c.id=b;c.name=b}c.style.position="absolute";c.style.top="-1000px";c.style.left="-1000px";document.body.appendChild(c)},appendPostData:function(a){var d=[];var b=a.split("&");for(var c=0;c<b.length;c++){var e=b[c].indexOf("=");if(e!=-1){d[c]=document.createElement("input");d[c].type="hidden";d[c].name=b[c].substring(0,e);d[c].value=b[c].substring(e+1);this._formNode.appendChild(d[c])}}return d},uploadFile:function(d,n,e,c){var p=this;var h="yuiIO"+d.tId;var j="multipart/form-data";var l=document.getElementById(h);var k=(n&&n.argument)?n.argument:null;var b={action:this._formNode.getAttribute("action"),method:this._formNode.getAttribute("method"),target:this._formNode.getAttribute("target")};this._formNode.setAttribute("action",e);this._formNode.setAttribute("method","POST");this._formNode.setAttribute("target",h);if(YAHOO.env.ua.ie){this._formNode.setAttribute("encoding",j)}else{this._formNode.setAttribute("enctype",j)}if(c){var m=this.appendPostData(c)}this._formNode.submit();this.startEvent.fire(d,k);if(d.startEvent){d.startEvent.fire(d,k)}if(n&&n.timeout){this._timeOut[d.tId]=window.setTimeout(function(){p.abort(d,n,true)},n.timeout)}if(m&&m.length>0){for(var g=0;g<m.length;g++){this._formNode.removeChild(m[g])}}for(var a in b){if(YAHOO.lang.hasOwnProperty(b,a)){if(b[a]){this._formNode.setAttribute(a,b[a])}else{this._formNode.removeAttribute(a)}}}this.resetFormState();var f=function(){if(n&&n.timeout){window.clearTimeout(p._timeOut[d.tId]);delete p._timeOut[d.tId]}p.completeEvent.fire(d,k);if(d.completeEvent){d.completeEvent.fire(d,k)}var o={};o.tId=d.tId;o.argument=n.argument;try{o.responseText=l.contentWindow.document.body?l.contentWindow.document.body.innerHTML:l.contentWindow.document.documentElement.textContent;o.responseXML=l.contentWindow.document.XMLDocument?l.contentWindow.document.XMLDocument:l.contentWindow.document}catch(i){}if(n&&n.upload){if(!n.scope){n.upload(o)}else{n.upload.apply(n.scope,[o])}}p.uploadEvent.fire(o);if(d.uploadEvent){d.uploadEvent.fire(o)}YAHOO.util.Event.removeListener(l,"load",f);setTimeout(function(){document.body.removeChild(l);p.releaseObject(d)},100)};YAHOO.util.Event.addListener(l,"load",f)},abort:function(e,g,a){var d;var b=(g&&g.argument)?g.argument:null;if(e&&e.conn){if(this.isCallInProgress(e)){e.conn.abort();window.clearInterval(this._poll[e.tId]);delete this._poll[e.tId];if(a){window.clearTimeout(this._timeOut[e.tId]);delete this._timeOut[e.tId]}d=true}}else{if(e&&e.isUpload===true){var c="yuiIO"+e.tId;var f=document.getElementById(c);if(f){YAHOO.util.Event.removeListener(f,"load");document.body.removeChild(f);if(a){window.clearTimeout(this._timeOut[e.tId]);delete this._timeOut[e.tId]}d=true}}else{d=false}}if(d===true){this.abortEvent.fire(e,b);if(e.abortEvent){e.abortEvent.fire(e,b)}this.handleTransactionResponse(e,g,true)}return d},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:"2.5.2",build:"1076"});