function AjaxRequest(){var req =new Object();
req.timeout =null;
req.generateUniqueUrl =false;
req.url =window.location.href;
req.method ="GET";
req.async =true;
req.username =null;
req.password =null;
req.parameters =new Object();
req.requestIndex =AjaxRequest.numAjaxRequests++;
req.responseReceived =false;
req.groupName =null;
req.queryString ="";
req.responseText =null;
req.responseXML =null;
req.status =null;
req.statusText =null;
req.aborted =false;
req.xmlHttpRequest =null;
req.onTimeout=null;
req.onLoading=null;
req.onLoaded=null;
req.onInteractive=null;
req.onComplete=null;
req.onSuccess=null;
req.onError=null;
req.onGroupBegin=null;
req.onGroupEnd=null;
req.xmlHttpRequest =AjaxRequest.getXmlHttpRequest();
if(req.xmlHttpRequest==null){return null;}req.xmlHttpRequest.onreadystatechange =
function(){if(req==null || req.xmlHttpRequest==null){return;}if(req.xmlHttpRequest.readyState==1){req.onLoadingInternal(req);}if(req.xmlHttpRequest.readyState==2){req.onLoadedInternal(req);}if(req.xmlHttpRequest.readyState==3){req.onInteractiveInternal(req);}if(req.xmlHttpRequest.readyState==4){req.onCompleteInternal(req);}};
req.onLoadingInternalHandled=false;
req.onLoadedInternalHandled=false;
req.onInteractiveInternalHandled=false;
req.onCompleteInternalHandled=false;
req.onLoadingInternal=
function(){if(req.onLoadingInternalHandled){return;}AjaxRequest.numActiveAjaxRequests++;
if(AjaxRequest.numActiveAjaxRequests==1 && typeof(window['AjaxRequestBegin'])=="function"){AjaxRequestBegin();}if(req.groupName!=null){if(typeof(AjaxRequest.numActiveAjaxGroupRequests[req.groupName])=="undefined"){AjaxRequest.numActiveAjaxGroupRequests[req.groupName] =0;}AjaxRequest.numActiveAjaxGroupRequests[req.groupName]++;
if(AjaxRequest.numActiveAjaxGroupRequests[req.groupName]==1 && typeof(req.onGroupBegin)=="function"){req.onGroupBegin(req.groupName);}}if(typeof(req.onLoading)=="function"){req.onLoading(req);}req.onLoadingInternalHandled=true;};
req.onLoadedInternal=
function(){if(req.onLoadedInternalHandled){return;}if(typeof(req.onLoaded)=="function"){req.onLoaded(req);}req.onLoadedInternalHandled=true;};
req.onInteractiveInternal=
function(){if(req.onInteractiveInternalHandled){return;}if(typeof(req.onInteractive)=="function"){req.onInteractive(req);}req.onInteractiveInternalHandled=true;};
req.onCompleteInternal=
function(){if(req.onCompleteInternalHandled || req.aborted){return;}req.onCompleteInternalHandled=true;
AjaxRequest.numActiveAjaxRequests--;
if(AjaxRequest.numActiveAjaxRequests==0 && typeof(window['AjaxRequestEnd'])=="function"){AjaxRequestEnd(req.groupName);}if(req.groupName!=null){AjaxRequest.numActiveAjaxGroupRequests[req.groupName]--;
if(AjaxRequest.numActiveAjaxGroupRequests[req.groupName]==0 && typeof(req.onGroupEnd)=="function"){req.onGroupEnd(req.groupName);}}req.responseReceived =true;
req.status =req.xmlHttpRequest.status;
req.statusText =req.xmlHttpRequest.statusText;
req.responseText =req.xmlHttpRequest.responseText;
req.responseXML =req.xmlHttpRequest.responseXML;
if(typeof(req.onComplete)=="function"){req.onComplete(req);}if(req.xmlHttpRequest.status==200 && typeof(req.onSuccess)=="function"){req.onSuccess(req);}else if(typeof(req.onError)=="function"){req.onError(req);}delete req.xmlHttpRequest['onreadystatechange'];
req.xmlHttpRequest =null;};
req.onTimeoutInternal=
function(){if(req!=null && req.xmlHttpRequest!=null && !req.onCompleteInternalHandled){req.aborted =true;
req.xmlHttpRequest.abort();
AjaxRequest.numActiveAjaxRequests--;
if(AjaxRequest.numActiveAjaxRequests==0 && typeof(window['AjaxRequestEnd'])=="function"){AjaxRequestEnd(req.groupName);}if(req.groupName!=null){AjaxRequest.numActiveAjaxGroupRequests[req.groupName]--;
if(AjaxRequest.numActiveAjaxGroupRequests[req.groupName]==0 && typeof(req.onGroupEnd)=="function"){req.onGroupEnd(req.groupName);}}if(typeof(req.onTimeout)=="function"){req.onTimeout(req);}delete req.xmlHttpRequest['onreadystatechange'];
req.xmlHttpRequest =null;}};
req.process =
function(){if(req.xmlHttpRequest!=null){if(req.generateUniqueUrl && req.method=="GET"){req.parameters["AjaxRequestUniqueId"] =new Date().getTime() + "" + req.requestIndex;}var content =null;
for(var i in req.parameters){if(req.queryString.length>0){req.queryString +="&";}req.queryString +=encodeURIComponent(i) + "=" + encodeURIComponent(req.parameters[i]);}if(req.method=="GET"){if(req.queryString.length>0){req.url +=((req.url.indexOf("?")>-1)?"&":"?") + req.queryString;}}req.xmlHttpRequest.open(req.method,req.url,req.async,req.username,req.password);
if(req.method=="POST"){if(typeof(req.xmlHttpRequest.setRequestHeader)!="undefined"){req.xmlHttpRequest.setRequestHeader('Content-type', 'application/x-www-form-urlencoded');}content =req.queryString;}if(req.timeout>0){setTimeout(req.onTimeoutInternal,req.timeout);}req.xmlHttpRequest.send(content);}};
req.handleArguments =
function(args){for(var i in args){if(typeof(req[i])=="undefined"){req.parameters[i] =args[i];}else{req[i] =args[i];}}};
req.getAllResponseHeaders =
function(){if(req.xmlHttpRequest!=null){if(req.responseReceived){return req.xmlHttpRequest.getAllResponseHeaders();}alert("Cannot getAllResponseHeaders because a response has not yet been received");}};
req.getResponseHeader =
function(headerName){if(req.xmlHttpRequest!=null){if(req.responseReceived){return req.xmlHttpRequest.getResponseHeader(headerName);}alert("Cannot getResponseHeader because a response has not yet been received");}};
return req;}AjaxRequest.getXmlHttpRequest =function(){if(window.XMLHttpRequest){return new XMLHttpRequest();}else if(window.ActiveXObject){/*@cc_on @*/
/*@if(@_jscript_version >=5)
try{return new ActiveXObject("Msxml2.XMLHTTP");}catch(e){try{return new ActiveXObject("Microsoft.XMLHTTP");}catch(E){return null;}}@end @*/}else{return null;}};
AjaxRequest.isActive =function(){return(AjaxRequest.numActiveAjaxRequests>0);};
AjaxRequest.get =function(args){AjaxRequest.doRequest("GET",args);};
AjaxRequest.post =function(args){AjaxRequest.doRequest("POST",args);};
AjaxRequest.doRequest =function(method,args){if(typeof(args)!="undefined" && args!=null){var myRequest =new AjaxRequest();
myRequest.method =method;
myRequest.handleArguments(args);
myRequest.process();}};
AjaxRequest.submit =function(theform, args){var myRequest =new AjaxRequest();
if(myRequest==null){return false;}var serializedForm =AjaxRequest.serializeForm(theform);
myRequest.method =theform.method.toUpperCase();
myRequest.url =theform.action;
myRequest.handleArguments(args);
myRequest.queryString =serializedForm;
myRequest.process();
return true;};
AjaxRequest.serializeForm =function(theform){var els =theform.elements;
var len =els.length;
var queryString ="";
this.addField =
function(name,value){if(queryString.length>0){queryString +="&";}queryString +=encodeURIComponent(name) + "=" + encodeURIComponent(value);};
for(var i=0;i<len;i++){var el =els[i];
if(!el.disabled){switch(el.type){case 'text': case 'password': case 'hidden': case 'textarea':
this.addField(el.name,el.value);
break;
case 'select-one':
if(el.selectedIndex>=0){this.addField(el.name,el.options[el.selectedIndex].value);}break;
case 'select-multiple':
for(var j=0;j<el.options.length;j++){if(el.options[j].selected){this.addField(el.name,el.options[j].value);}}break;
case 'checkbox': case 'radio':
if(el.checked){this.addField(el.name,el.value);}break;}}}return queryString;};
AjaxRequest.numActiveAjaxRequests =0;
AjaxRequest.numActiveAjaxGroupRequests =new Object();
AjaxRequest.numAjaxRequests =0;
function hotenOnBlur(field){if(field.value==''){ field.value='Họ tên';}}
function hotenOnFocus(field){if(field.value=='Họ tên'){field.value = ''}}
function emailOnBlur(field){if(field.value==''){ field.value='Email';}}
function emailOnFocus(field){if(field.value=='Email'){field.value = '';}}
function noidungOnBlur(field){if(field.value==''){ field.value='Nội dung (tối đa 1000 ký tự, vui lòng nhập Tiếng Việt có dấu)';}}
function noidungOnFocus(field){if(field.value=='Nội dung (tối đa 1000 ký tự, vui lòng nhập Tiếng Việt có dấu)'){field.value = '';}}
function guiykien(){
document.form1.txthoten.value = Trim(document.form1.txthoten.value);
if (document.form1.txthoten.value == '' || document.form1.txthoten.value == 'Họ tên'){alert('Bạn chưa nhập họ tên !'); document.form1.txthoten.focus(); return;}
if (! checkemail(document.form1.txtemail.value)){alert('Địa chỉ email không hợp lệ !'); document.form1.txtemail.focus(); return;}
document.form1.txtnoidung.value = Trim(document.form1.txtnoidung.value);
if (document.form1.txtnoidung.value == '' || document.form1.txtnoidung.value == 'Nội dung (tối đa 1000 ký tự, vui lòng nhập Tiếng Việt có dấu)'){alert('Bạn chưa nhập nội dung !'); document.form1.txtnoidung.focus(); return;}
if (document.form1.txtnoidung.value.length > 1000){alert('Nội dung tối đa là 1000 ký tự !');document.form1.txtnoidung.focus();return;}	
var cf='Bạn chắc chắn gửi thông tin ? Nếu đồng ý bạn bấm OK ngược lại bấm Cancel';
var tb='<b>Thông tin của bạn đã được gửi đi ! raovat30s.com chúc bạn gặp nhiều may mắn.</b>';
if (document.form1.lph.value=='b'){cf='Bạn chắc chắn gửi ý kiến của mình ? Nếu đồng ý bạn bấm OK ngược lại bấm Cancel';tb='<b>Ý kiến của bạn đã được gửi đi ! raovat30s.com sẽ đăng ý kiến của bạn trong thời gian sớm nhất.</b>'}
if (!confirm(cf)) return;
AjaxRequest.get(
  {
    'url':'/ykien.aspx'
    ,'parameters':{'idt':document.form1.idt.value, 'ht': document.form1.txthoten.value, 'em': document.form1.txtemail.value, 'nd': document.form1.txtnoidung.value, 'l':document.form1.lph.value}
    ,'onSuccess':function(req){document.getElementById("guiykien").innerHTML=tb;}
    ,'onError':function(req){ alert('Error!\nStatusText='+req.statusText+'\nContents='+req.responseText);}
  }
);}
function checkemail(s) {var rx = new RegExp("\\w+([-+.]\\w+)*@\\w+([-.]\\w+)*\\.\\w+([-.]\\w+)*");var matches = rx.exec(s); return (matches != null && s == matches[0]);}
function Trim(iStr){while (iStr.charCodeAt(0) <= 32){iStr=iStr.substr(1);}while (iStr.charCodeAt(iStr.length - 1) <= 32){iStr=iStr.substr(0, iStr.length - 1);}return iStr;}
function setfont(idch){document.getElementById("noidung").className=idch; document.getElementById(idch).className="active";if (idch=="chulon") document.getElementById("chunho").className=""; else document.getElementById("chulon").className="";}
function encode(string){string = string.replace(/\r\n/g,"\n"); var utftext = ""; for (var n = 0; n < string.length; n++){var c = string.charCodeAt(n);if (c < 128) {utftext += String.fromCharCode(c);} else if((c > 127) && (c < 2048)) {utftext += String.fromCharCode((c >> 6) | 192); utftext += String.fromCharCode((c & 63) | 128);}else {utftext += String.fromCharCode((c >> 12) | 224);utftext += String.fromCharCode(((c >> 6) & 63) | 128);utftext += String.fromCharCode((c & 63) | 128);}}return escape(utftext);}
function twitter(){u=location.href;window.open("http://twitter.com/home?status=" + encode(u))}
function facebook(){u=location.href;t = document.title;window.open("http://www.facebook.com/share.php?u=" + encode(u) + "&t=" + encode(t));}
function google(){u=location.href;t = encode(document.title);window.open("http://www.google.com/bookmarks/mark?op=edit&bkmk=" + encode(u) + "&title=" + t + "&annotation=" + t);}
function buzz(){u=location.href;window.open("http://buzz.yahoo.com/buzz?publisherurn=raovat30s.com&targetUrl=" + encode(u));}
function openmess(vurl) {var openwintb=window.open(vurl,'sendmail','width=530,height=300,top=' + (screen.height-300)/2 + ',left=' + (screen.width-530)/2 + ',toolbar=no,scrollbars=yes,menubar=no,location=no,resizable=no');openwintb.focus();}
function intrang(url){var openwintb=window.open(url);openwintb.focus();}
function gog(){var t= "/timkiemgoogle.asp?q=" + encode(document.getElementById("subj").innerHTML);document.location.href=t;return false;}