function JsHttpRequest(){
  var t = this;
  t.onreadystatechange = null;
  t.readyState = 0;
  t.responseText = null;
  t.responseXML = null;
  t.status = 200;
  t.statusText = "OK";
  t.responseJS = null;
  t.caching = false;
  t.loader = null;
  t.session_name = "PHPSESSID";
  t._ldObj = null;
  t._reqHeaders = [];
  t._openArgs = null;
  t._errors = {inv_form_el:"Неверный FORM элемент найден: название=%, тэг=%",must_be_single_el:"Если используется <form> должен быть единочный HTML элемент в списке.",js_invalid:"JavaScript код сгенерированный backend неверный!\n%",url_too_long:"Запрос GET слишком большой (URL более % байт)",unk_loader:"Неизвестный загрузчик: %",no_loaders:"Не зарегистрировано ни одного загрузчика, проверьте массив JsHttpRequest.LOADERS",no_loader_matched:"Нет загрузчика, который обработал бы запрос. Уведомления:\n%",no_headers:"Метод setRequestHeader() не может быть использован вместе % загрузчиком."};
  t.abort = function() {
    with(this){
      if(_ldObj&&_ldObj.abort){
        _ldObj.abort();
      }
     _cleanup();
     if(readyState == 0){
       return;
     }
     if(readyState == 1 && !_ldObj){
       readyState = 0;
       return;
     }
     _changeReadyState(4, true);
   }
  };
  t.open = function(_2,_3,_4,_5,_6){
    with(this){
      try {
        if(document.location.search.match(new RegExp("[&?]"+session_name+"=([^&?]*)"))||document.cookie.match(new RegExp("(?:;|^)\\s*"+session_name+"=([^;]*)"))){
          _3 += (_3.indexOf("?")>=0?"&":"?")+session_name+"="+this.escape(RegExp.$1);
        }
      }
      catch(e){
      }
      _openArgs = {method:(_2||"").toUpperCase(),url:_3,asyncFlag:_4,username:_5!=null?_5:"",password:_6!=null?_6:""};
      _ldObj = null;
      _changeReadyState(1, true);
      return true;
    }
  };
  t.send = function(_7){
    if(!this.readyState){
      return;
    }
    this._changeReadyState(1, true);
    this._ldObj = null;
    var _8=[];
    var _9=[];
    if(!this._hash2query(_7,null,_8,_9)){
      return;
    }
    var _a = null;
    if(this.caching && !_9.length){
      _a = this._openArgs.username+":"+this._openArgs.password+"@"+this._openArgs.url+"|"+_8+"#"+this._openArgs.method;
      var _b = JsHttpRequest.CACHE[_a];
      if(_b){
        this._dataReady(_b[0],_b[1]);
        return false;
      }
    }
    var _c = (this.loader||"").toLowerCase();
    if(_c&&!JsHttpRequest.LOADERS[_c]){
      return this._error("unk_loader",_c);
    }
    var _d = [];
    var _e = JsHttpRequest.LOADERS;
    for (var _f in _e){
      var ldr = _e[_f].loader;
      if(!ldr){
        continue;
      }
      if(_c && _f != _c){
        continue;
      }
      var _11 = new ldr(this);
      JsHttpRequest.extend(_11,this._openArgs);
      JsHttpRequest.extend(_11,{queryText:_8.join("&"),queryElem:_9,id:(new Date().getTime())+""+JsHttpRequest.COUNT++,hash:_a,span:null});
      var _12 = _11.load();
      if(!_12){
        this._ldObj = _11;
        JsHttpRequest.PENDING[_11.id] = this;
        return true;
      }
      if(!_c){
        _d[_d.length] = "- "+_f.toUpperCase()+": "+this._l(_12);
      } else {
        return this._error(_12);
      }
    }
    return _f?this._error("no_loader_matched",_d.join("\n")):this._error("no_loaders");
  };
  t.getAllResponseHeaders = function(){
    with(this){
      return _ldObj&&_ldObj.getAllResponseHeaders?_ldObj.getAllResponseHeaders():[];
    }
  };
  t.getResponseHeader = function(_13){
    with(this){
      return _ldObj && _ldObj.getResponseHeader?_ldObj.getResponseHeader():[];
    }
  };
  t.setRequestHeader = function(_14,_15){
    with(this){
      _reqHeaders[_reqHeaders.length] = [_14,_15];
    }
  };
  t._dataReady = function(_16,js){
    with(this){
      if(caching && _ldObj){
        JsHttpRequest.CACHE[_ldObj.hash] = [_16,js];
      }
      if(_16 !== null || js !== null){
        status = 4;
        responseText = responseXML = _16;
        responseJS = js;
      } else {
      status = 500;
      responseText = responseXML = responseJS = null;
      }
      _changeReadyState(2);
      _changeReadyState(3);
      _changeReadyState(4);
      _cleanup();
    }
  };
  t._l=function(_18){
    var i=0,p=0,msg=this._errors[_18[0]];
    while((p = msg.indexOf("%",p)) >= 0){
      var a = _18[++i]+"";
      msg = msg.substring(0,p)+a+msg.substring(p+1,msg.length);
      p += 1 + a.length;
    }
    return msg;
  };
  t._error = function(msg){
    msg = this._l(typeof (msg)=="string"?arguments:msg);
    msg = "JsHttpRequest: "+msg;
    if(!window.Error){
      throw msg;
    } else {
      if((new Error(1,"test")).description == "test"){
        throw new Error(1,msg);
      } else {
        throw new Error(msg);
      }
    }
  };
  t._hash2query = function(_1e,_1f,_20,_21){
    if(_1f == null){
      _1f = "";
    }
    if(_1e instanceof Object){
      var _22 = false;
      for (var k in _1e){
        var v = _1e[k];
        if(v instanceof Function){
          continue;
        }
        var _25 = _1f?_1f+"["+this.escape(k)+"]":this.escape(k);
        var _26 = v&&v.parentNode&&v.parentNode.appendChild&&v.tagName;
        if(_26){
          var tn = v.tagName.toUpperCase();
          if(tn == "FORM"){
            _22 = true;
          } else {
            if(tn == "INPUT" || tn == "TEXTAREA" || tn == "SELECT"){
            } else {
              return this._error("inv_form_el",(e.name||""),e.tagName);
            }
          }
          _21[_21.length] = {name:_25,e:v};
        } else {
          if(v instanceof Object){
            this._hash2query(v,_25,_20,_21);
          } else {
            if(v === null){
              continue;
            }
            _20[_20.length] = _25+"="+this.escape(""+v);
          }
        }
        if(_22&&_21.length > 1){
          return this._error("must_be_single_el");
        }
      }
    } else {
      _20[_20.length] = _1e;
    }
    return true;
  };
  t._cleanup = function(){
    var _28 = this._ldObj;
    if(!_28){
      return;
    }
    JsHttpRequest.PENDING[_28.id] = false;
    var _29 = _28.span;
    if(!_29){
      return;
    }
    _28.span = null;
    var _2a = function(){
      _29.parentNode.removeChild(_29);
    };
    JsHttpRequest.setTimeout(_2a,50);
  };
  t._changeReadyState = function(s,_2c){
    with(this){
      if(_2c){
        status = statusText = responseJS = null;
        responseText = "";
      }
      readyState = s;
      if(onreadystatechange){
        onreadystatechange();
      }
    }
  };
  t.escape = function(s){
    return escape(s).replace(new RegExp("\\+","g"),"%2B");
  };
}

JsHttpRequest.COUNT=0;

JsHttpRequest.MAX_URL_LEN=2000;

JsHttpRequest.CACHE={};

JsHttpRequest.PENDING={};

JsHttpRequest.LOADERS={};

JsHttpRequest._dummy=function(){
};

JsHttpRequest.TIMEOUTS={s:window.setTimeout,c:window.clearTimeout};
JsHttpRequest.setTimeout = function(_2e,dt){
  window.JsHttpRequest_tmp = JsHttpRequest.TIMEOUTS.s;
  if(typeof (_2e) == "string"){
    id = window.JsHttpRequest_tmp(_2e,dt);
  } else {
    var id = null;
    var _31 = function(){
      _2e();
      delete JsHttpRequest.TIMEOUTS[id];
    };
    id = window.JsHttpRequest_tmp(_31,dt);
    JsHttpRequest.TIMEOUTS[id] = _31;
  }
  window.JsHttpRequest_tmp = null;
  return id;
};

JsHttpRequest.clearTimeout = function(id){
  window.JsHttpRequest_tmp = JsHttpRequest.TIMEOUTS.c;
  delete JsHttpRequest.TIMEOUTS[id];
  var r = window.JsHttpRequest_tmp(id);
  window.JsHttpRequest_tmp = null;
  return r;
};

JsHttpRequest.query = function(url,_35,_36,_37){
  var req = new this();
  req.caching = !_37;
  req.onreadystatechange = function(){
    if(req.readyState == 4){
      _36(req.responseJS,req.responseText);
    }
  };
  var _39=null;
  if(url.match(/^((\w+)\.)?(GET|POST)\s+(.*)/i)){
    req.loader = RegExp.$2?RegExp.$2:null;
    _39 = RegExp.$3;
    url = RegExp.$4;
  }
  req.open(_39,url,true);
  req.send(_35);
};

JsHttpRequest.dataReady = function(d){
  var th = this.PENDING[d.id];
  delete this.PENDING[d.id];
  if(th){
    th._dataReady(d.text,d.js);
  } else {
    if(th !== false){
      throw "dataReady(): unknown pending id: "+d.id;
    }
  }
};

JsHttpRequest.extend = function(_3c,src){
  for(var k in src){
    _3c[k] = src[k];
  }
};

JsHttpRequest.LOADERS.xml = {loader:function(req){
    JsHttpRequest.extend(req._errors,{xml_no:"Cannot use XMLHttpRequest or ActiveX loader: not supported",xml_no_diffdom:"Cannot use XMLHttpRequest to load data from different domain %",xml_no_headers:"Cannot use XMLHttpRequest loader or ActiveX loader, POST method: headers setting is not supported, needed to work with encodings correctly",xml_no_form_upl:"Cannot use XMLHttpRequest loader: direct form elements using and uploading are not implemented"});
    this.load = function(){
      if(this.queryElem.length){
        return ["xml_no_form_upl"];
      }
      if(this.url.match(new RegExp("^([a-z]+)://([^\\/]+)(.*)","i"))){
        if(RegExp.$2.toLowerCase()==document.location.hostname.toLowerCase()){
          this.url = RegExp.$3;
        } else {
          return ["xml_no_diffdom",RegExp.$2];
        }
      }
      var xr = null;
      if(window.XMLHttpRequest){
        try {
          xr = new XMLHttpRequest();
        } catch(e){
        }
      } else {
        if(window.ActiveXObject){
          try {
            xr = new ActiveXObject("Microsoft.XMLHTTP");
          } catch(e){
          }
          if(!xr){
            try {
              xr = new ActiveXObject("Msxml2.XMLHTTP");
            } catch(e){
            }
          }
        }
      }
      if(!xr){
        return ["xml_no"];
      }
      var _41 = window.ActiveXObject || xr.setRequestHeader;
      if(!this.method){
        this.method = _41?"POST":"GET";
      }
      if(this.method == "GET"){
        if(this.queryText){
          this.url += (this.url.indexOf("?")>=0?"&":"?")+this.queryText;
        }
        this.queryText = "";
        if(this.url.length > JsHttpRequest.MAX_URL_LEN){
          return ["url_too_long",JsHttpRequest.MAX_URL_LEN];
        }
      } else {
        if(this.method == "POST" && !_41){
          return ["xml_no_headers"];
        }
      }
      this.url += (this.url.indexOf("?")>=0?"&":"?")+"JsHttpRequest="+(req.caching?"0":this.id)+"-xml";
      var id = this.id;
      xr.onreadystatechange = function(){
        if(xr.readyState != 4){
          return;
        }
        xr.onreadystatechange = JsHttpRequest._dummy;
        req.status = null;
        try {
          req.status = xr.status;
          req.responseText = xr.responseText;
        }
        catch(e){
        }
        if(!req.status){
          return;
        }
        try {
          eval("JsHttpRequest._tmp = function(id) { var d = "+req.responseText+"; d.id = id; JsHttpRequest.dataReady(d); }");
        } catch(e){
          return req._error("js_invalid",req.responseText);
        }
        JsHttpRequest._tmp(id);
        JsHttpRequest._tmp = null;
      };
      xr.open(this.method,this.url,true,this.username,this.password);
      if(_41){
        for (var i = 0; i < req._reqHeaders.length; i++){
          xr.setRequestHeader(req._reqHeaders[i][0],req._reqHeaders[i][1]);
        }
        xr.setRequestHeader("Content-Type","application/octet-stream");
      }
      xr.send(this.queryText);
      this.span = null;
      this.xr = xr;
      return null;
    };
    this.getAllResponseHeaders = function(){
      return this.xr.getAllResponseHeaders();
    };
    this.getResponseHeader = function(_44){
      return this.xr.getResponseHeader(_44);
    };
    this.abort = function(){
    this.xr.abort();
    this.xr = null;
  };
}
};

JsHttpRequest.LOADERS.script = {loader:function(req){
  JsHttpRequest.extend(req._errors,{script_only_get:"Cannot use SCRIPT loader: it supports only GET method",script_no_form:"Cannot use SCRIPT loader: direct form elements using and uploading are not implemented"});
  this.load = function(){
    if(this.queryText){
      this.url += (this.url.indexOf("?")>=0?"&":"?")+this.queryText;
    }
    this.url += (this.url.indexOf("?")>=0?"&":"?")+"JsHttpRequest="+this.id+"-"+"script";
    this.queryText = "";
    if(!this.method){
      this.method = "GET";
    }
    if(this.method !== "GET"){
      return ["script_only_get"];
    }
    if(this.queryElem.length){
      return ["script_no_form"];
    }
    if(this.url.length > JsHttpRequest.MAX_URL_LEN){
      return ["url_too_long",JsHttpRequest.MAX_URL_LEN];
    }
    if(req._reqHeaders.length){
      return ["no_headers","SCRIPT"];
    }
    var th = this, d = document, s = null, b = d.body;
    if(!window.opera){
      this.span = s = d.createElement("SCRIPT");
      var _4a = function(){
        s.language = "JavaScript";
        if(s.setAttribute){
          s.setAttribute("src",th.url);
        } else {
          s.src = th.url;
        }
        b.insertBefore(s,b.lastChild);
      };
    } else {
      this.span = s = d.createElement("SPAN");
      s.style.display = "none";
      b.insertBefore(s,b.lastChild);
      s.innerHTML = "Workaround for IE.<s"+"cript></"+"script>";
      var _4a = function(){
        s = s.getElementsByTagName("SCRIPT")[0];
        s.language="JavaScript";
        if(s.setAttribute){
          s.setAttribute("src",th.url);
        } else {
          s.src = th.url;
        }
      };
    }
    JsHttpRequest.setTimeout(_4a,10);
    return null;
  };
}
};

JsHttpRequest.LOADERS.form = {loader:function(req){
  JsHttpRequest.extend(req._errors,{form_el_not_belong:"Element \"%\" does not belong to any form!",form_el_belong_diff:"Element \"%\" belongs to a different form. All elements must belong to the same form!",form_el_inv_enctype:"Attribute \"enctype\" of the form must be \"%\" (for IE), \"%\" given."});
  this.load = function(){
    var th = this;
    if(!th.method){
      th.method = "POST";
    }
    th.url += (th.url.indexOf("?")>=0?"&":"?")+"JsHttpRequest="+th.id+"-"+"form";
    if(req._reqHeaders.length){
      return ["no_headers","FORM"];
    }
    if(th.method == "GET"){
      if(th.queryText){
        th.url += (th.url.indexOf("?")>=0?"&":"?")+th.queryText;
      }
      if(th.url.length>JsHttpRequest.MAX_URL_LEN){
        return ["url_too_long",JsHttpRequest.MAX_URL_LEN];
      }
      var p = th.url.split("?",2);
      th.url = p[0];
      th.queryText = p[1] || "";
    }
    var _4e = null;
    var _4f = false;
    if(th.queryElem.length){
      if(th.queryElem[0].e.tagName.toUpperCase() == "FORM"){
        _4e = th.queryElem[0].e;
        _4f = true;
        th.queryElem = [];
      } else {
        _4e = th.queryElem[0].e.form;
        for (var i = 0; i < th.queryElem.length; i++){
          var e = th.queryElem[i].e;
          if(!e.form){
            return ["form_el_not_belong",e.name];
          }
          if(e.form != _4e){
            return ["form_el_belong_diff",e.name];
          }
        }
      }
      if(th.method=="POST"){
        var _52 = "multipart/form-data";
        var _53 = (_4e.attributes.encType&&_4e.attributes.encType.nodeValue)||(_4e.attributes.enctype&&_4e.attributes.enctype.value)||_4e.enctype;
        if(_53 != _52){
          return ["form_el_inv_enctype",_52,_53];
        }
      }
    }
    var d = _4e&&(_4e.ownerDocument||_4e.document)||document;
    var _55 = "jshr_i_"+th.id;
    var s = th.span=d.createElement("DIV");
    s.style.position = "absolute";
    s.style.visibility = "hidden";
    s.innerHTML = (_4e?"":"<form"+(th.method=="POST"?" enctype=\"multipart/form-data\" method=\"post\"":"")+"></form>")+"<iframe name=\""+_55+"\" id=\""+_55+"\" style=\"width:0px; height:0px; overflow:hidden; border:none\"></iframe>";
    if(!_4e){
      _4e = th.span.firstChild;
    }
    d.body.insertBefore(s,d.body.lastChild);
    var _57 = function(e,_59){
    var sv = [];
    var _5b = e;
    if(e.mergeAttributes){
      var _5b = d.createElement("form");
      _5b.mergeAttributes(e,false);
    }
    for(var i = 0; i< _59.length; i++){
      var k = _59[i][0], v= _59[i][1];
      sv[sv.length] = [k,_5b.getAttribute(k)];
      _5b.setAttribute(k,v);
    }
    if(e.mergeAttributes){
      e.mergeAttributes(_5b,false);
    }
    return sv;
  };
  var _5f = function(){
    top.JsHttpRequestGlobal = JsHttpRequest;
    var _60 = [];
    if(!_4f){
      for (var i = 0, n = _4e.elements.length; i < n; i++){
        _60[i] = _4e.elements[i].name;
        _4e.elements[i].name = "";
      }
    }
    var qt = th.queryText.split("&");
    for (var i = qt.length-1; i >= 0; i--){
      var _64 = qt[i].split("=",2);
      var e = d.createElement("INPUT");
      e.type = "hidden";
      e.name = unescape(_64[0]);
      e.value = _64[1] != null?unescape(_64[1]):"";
      _4e.appendChild(e);
    }
    for (var i = 0; i < th.queryElem.length; i++){
      th.queryElem[i].e.name=th.queryElem[i].name;
    }
    var sv = _57(_4e,[["action",th.url],["method",th.method],["onsubmit",null],["target",_55]]);
    _4e.submit();
    _57(_4e,sv);
    for(var i = 0; i < qt.length; i++){
      _4e.lastChild.parentNode.removeChild(_4e.lastChild);
    }
    if(!_4f){
      for (var i = 0,n = _4e.elements.length; i <n; i++){
        _4e.elements[i].name = _60[i];
      }
    }
  };
  JsHttpRequest.setTimeout(_5f,100);
  return null;
};
}
};