zentech.ads={

    adsStore:null,
    isAdBlockEnabled:null,

    construct:function() {
        this.checkAdBlock();
    },

    display:function(identifier) {
        document.getElementsByClassName(identifier)[0].innerHTML="<!--PB: " + identifier + "-->";
    },

    checkAdBlock:function() {
        // this is not working correctly

        if(document.getElementById('YuIRJlKrpTmS')){
          this.isAdBlockEnabled=false;
        } else {
          this.isAdBlockEnabled=true;
        }
    }
}

/* 
<div
     id="somethingUnique"
     data-adunitname="g_hp_billboard_300_2_atf_top"
     data-adunitfolder="/ekirikas_new_home_page"
     data-adunitdevice="desktop/mobile"
     data-adunitoptions='{"disableRefresh":true , "refreshVisible":10}'
     data-sizemapping="billboard728NoneMobile">
</div>

*/

zentech.ads.dfp = { 
    
    options:null,

    dfpAccountId:null,
    dfpFolder:null,
    dfpSizeMappings:null,

    dfpAdUnits:{},

    pageSlots:new Array(),
    handlersSlotLoad:new Array(),

    refreshVidibleAdUnitsSeconds:null,
    enableRefreshFunctionality:true,
    
    construct: function(dfpAccountId, dfpFolder, dfpSizeMappings, options)
    {
        this.dfpAccountId=dfpAccountId;
        this.dfpFolder=dfpFolder;
        this.dfpSizeMappings=dfpSizeMappings;

        if (options==null) { options={} }

        if (options.monitorTags == null ) {options.monitorTags=true}            
        if (options.scanPageAdUnits == null) {options.scanPageAdUnits=true}

        if (options.setCentering == null) {options.setCentering=true}
        if (options.collapseEmptyDivs == null) {options.collapseEmptyDivs=true}
        if (options.enableSingleRequest == null) {options.enableSingleRequest=true}
        if (options.disableInitialLoad == null) {options.disableInitialLoad=false}

        if (options.debug == null) {
            options.debug=false;
        }
        if ( zentech.url.getParam("zdfpdebug")!=null ) { 
            options.debug=true 
        }

        this.options=options;

        try
        {
            $(window).resize(function(){
                zentech.ads.dfp.onPageResize();
            });
        } catch(e) {
            zentech.debug.log('jQuery not found' , 'zentech.ads.dfp.construct');
        }        

        /*  MAKE ASYNC */
        if (options.monitorTags) {
            this.onGoogleTagLoad(function() {
                googletag.pubads().addEventListener('slotRenderEnded', function(event) {
                    zentech.ads.dfp.handleSlotLoad(event);
                });
            });
        }

        if (options.scanPageAdUnits) {
            zentech.document.events.onload( function(event) { 
                    zentech.ads.dfp.constructPageAdUnits();
            });
        }

        if (options.refreshVisible!=null) {
            this.setRefreshVisibleAdUnits();
        }
    },

    setRefreshVisibleAdUnits:function() {
        if (this.enableRefreshFunctionality) {
            window.setInterval( function() { zentech.ads.dfp.scanVisibleAdUnits() } , 1000);
        }
    },

    scanVisibleAdUnits:function() {
        // zentech.debug.disable();

        // zentech.debug.log('scanVisibleAdUnits');

        var refreshAdUnits=[];
        for(var adUnitId in this.dfpAdUnits) {
            var adUnit=this.dfpAdUnits[adUnitId];

            if (adUnit.options.disableRefresh==null) {
                if ( zentech.document.utils.inView(adUnit.domId) ) {
                    if (adUnit.inview==null) {
                        adUnit.inview=Date.now();
                    } else {
                        var refreshVisible=this.options.refreshVisible;
                        if (adUnit.options.refreshVisible!=null) {
                            refreshVisible=adUnit.options.refreshVisible;
                        }
                        if ( (Date.now()-adUnit.inview )>(refreshVisible * 1000) ) {
                            zentech.debug.log('refresh in view adunit ' + adUnitId);
                            adUnit.inview=null;     // this is for safety just in case something goes wrong on reload
                            refreshAdUnits.push(adUnitId);
                        }
                    }
                } else {
                    adUnit.inview=null;
                }
            }
        }

        if (refreshAdUnits.length>0) {
            this.refreshPageAdUnits(refreshAdUnits);
        }
    },

    refreshPageAdUnits: function(dfpAdUnitsArray) {
        return this.constructPageAdUnits( dfpAdUnitsArray, {refreshExisting:true} )
    },

    constructPageAdUnits: function(dfpAdUnitsArray, options) {

        // zentech.debug.disable();

        // initialize
        var allAdUnits=true;
        if (dfpAdUnitsArray!=null) {
            allAdUnits=false;
            if ( !Array.isArray(dfpAdUnitsArray) ) { dfpAdUnitsArray=Array(dfpAdUnitsArray) }
        }
        if (options==null) { options={} }

        var adUnitsDisplayCommands=[];

        var adUnits = document.querySelectorAll('[data-adunitname]');
        for (var i=0, len=adUnits.length|0; i<len; i=i+1|0) {

            var adUnit=adUnits[i];

            // when id is not defined is an empty string 
            var adUnitId=adUnit.id;
            if (adUnitId==null || adUnitId=='') {
                var adUnitNewId = adUnit.dataset.adunitname.trim();
                if (adUnit.dataset.adunitdevice!=null) {
                    adUnitNewId += '-' + adUnit.dataset.adunitdevice.toLowerCase().trim();
                }
                adUnit.setAttribute("id", adUnitNewId);
                zentech.debug.log("Create New Id on Element " + adUnitNewId);
                adUnitId=adUnit.id;
            }

            // get the options
            var adunitoptions=adUnit.dataset.adunitoptions;
            try {
                if (adunitoptions==null || adunitoptions=="") {
                    adunitoptions={};
                } else {
                    adunitoptions=JSON.parse(adunitoptions);
                }
            } catch(e) {
                console.log('adunit option not in json format ' + adUnitId);
            }

            // choose if process adunit
            var processAdUnit=true;
            if (!allAdUnits) {
                if (dfpAdUnitsArray.indexOf(adUnitId)==-1) {
                    processAdUnit=false;
                }
            }

            // device checking
            if (adUnit.dataset.adunitdevice!=null || adUnit.dataset.adunitdevice=="") {
                if (adUnit.dataset.adunitdevice=='mobile' && !zentech.device.isMobile) {
                    processAdUnit=false;
                    adUnit.remove();
                }
                if (adUnit.dataset.adunitdevice=='desktop' && zentech.device.isMobile) {
                    processAdUnit=false;
                    adUnit.remove();
                }
            }

            // if forced to refresh
            if (options.refreshExisting && processAdUnit) {
                zentech.debug.log('adUnit ' + adUnitId + ' refresh');
                this.destroySlotByDomId(adUnitId);
            }

            // has already been processed
            if (this.dfpAdUnits[adUnitId]!=null) {
                processAdUnit=false;
            }

            if (processAdUnit) {
                zentech.debug.log(adUnitId);

                var adUnitFolder=adUnit.dataset.adunitfolder;
                if (adUnitFolder==null || adUnitFolder=='') {
                    adUnitFolder=this.dfpFolder;
                }

                var adUnitName='/' + this.dfpAccountId + adUnitFolder + '/' + adUnit.dataset.adunitname;
                var adUnitSizeMapping=null;
                if (adUnit.dataset.sizemapping) {
                    try {
                        adUnitSizeMapping=this.dfpSizeMappings[adUnit.dataset.sizemapping];
                    }  catch(e) {
                        zentech.debug.log("Error in dataset.sizemapping " + adUnitId + " : " + adUnit.dataset.sizemapping);
                    }
                }
                try {
                   //console.log(adUnitName,adUnitId,adUnitSizeMapping);
                    var adSlot;
                    if (!this.options.debug) {
                        adSlot = googletag.defineSlot(adUnitName, [], adUnitId).defineSizeMapping(adUnitSizeMapping).addService(googletag.pubads());
                    }

                    var adUnitObject={
                        domId:adUnitId,
                        name:adUnitName,
                        sizeMapping:adUnitSizeMapping,
                        options:adunitoptions,
                        created:Date.now(),
                        updated:Date.now(),
                        adSlot : adSlot,
                        inview:null
                    };

                    this.dfpAdUnits[adUnitId]=adUnitObject;
                                    
                    var _adUnitId=adUnitId;
                    adUnitsDisplayCommands.push( 
                        function() {
                            googletag.display(zentech.ads.dfp.dfpAdUnits[_adUnitId].adSlot); 
                        });


                    // in debug mode mark adunit
                    if (this.options.debug) {

                        adUnit.style.backgroundColor = "#d0d0d0";

                        adUnit.innerHTML = `AdUnit <br> 
                        domId:${adUnitId}<br>
                        name:${adUnitName}<br>`
                        // sizeMapping:${adUnitSizeMapping}`;
                    }

                } catch(e) {
                    zentech.debug.log("Error in " + adUnitId + " : " + e);
                }

            } 
        } 

        if (adUnitsDisplayCommands.length>0) {
            // build the tag object
            if (this.options.collapseEmptyDivs) { googletag.pubads().collapseEmptyDivs() }
            if (this.options.setCentering) { googletag.pubads().setCentering(true) }
            if (this.options.enableSingleRequest) { googletag.pubads().enableSingleRequest() }
            if (this.options.disableInitialLoad) { googletag.pubads().disableInitialLoad() }

            googletag.enableServices();

            // display the adunits only when disableInitialLoad is true
            // else causes an immediate refreash of the adslots
            // this has to be resolved in a more elegant way
            // THIS IS INCORRECT . has to do with ocm.js
            if (!this.options.disableInitialLoad) {
                    for (var i=0; i<adUnitsDisplayCommands.length; i++ ){
                        adUnitsDisplayCommands[i]();
                    }
            }
        }
    },
    
    onPageResize:function()
    {
        this.setBillboardsSize();
    },
    
    handleSlotLoad:function(event)
    {
        this.pushSlot(event);
    },
    
    onGoogleTagLoad:function(handlerFunc) {
        
        if (window.googletag && googletag.apiReady) {
            console.log("DFP Handler attatched.")
            handlerFunc();
            return;
        }
        
        // very very very bad practice, but onload event on async script doesnot fire !!!
        window.setTimeout(function(){zentech.ads.dfp.onGoogleTagLoad(handlerFunc)} ,200);
    },
    
    pushSlot:function(oSlotEvent) {
        this.pageSlots.push(oSlotEvent);
        this.handleSlotLoadEvents(oSlotEvent);
    },

    getSlotByDomId:function(domId) {
        var index=this.getSlotIndexByDomId(domId);
        if (index != -1) {
            return zentech.ads.dfp.pageSlots[index];
        } else {
            return null;
        }
    },

    getSlotIndexByDomId:function(domId) {
        for (var i=0; i< this.pageSlots.length; i++) {
            if ( String( zentech.ads.dfp.pageSlots[i].slot.getSlotId().getDomId() )==domId  ) {
                return i;
            }
        }
        return -1;
    },

    destroySlotByDomId:function(domId) {
        var adSlotIndex=this.getSlotIndexByDomId(domId);
        if (adSlotIndex!=-1) {
            // destroy
            var adSlot=this.pageSlots[adSlotIndex].slot;
            googletag.destroySlots([adSlot])
            
            // remove index
            this.pageSlots.splice(adSlotIndex,1);

            // also dremove index of created page adslots
            delete this.dfpAdUnits[domId];

            // also remove OCM attribute
            document.getElementById(domId).removeAttribute("lazyloaded-by-ocm");
            document.getElementById(domId).removeAttribute("data-lazyloaded-by-ocm");
            document.getElementById(domId).removeAttribute("data-oau-code");
            document.getElementById(domId).removeAttribute("style");
        }
    },
        
    setBillboardsSize:function(billboardSelector)
    {
        if (billboardSelector==null) {
            billboardSelector='*[class^="banBillboard"], *[class^="ban72890"]';
        }
        var Billboards = document.querySelectorAll(billboardSelector);
        
        for(var i = 0;i < Billboards.length; i++)
        {
            var Billboard=Billboards[i];
        
            var googleContainerDivs=Billboard.querySelectorAll('*[id*="__container__"]');
            if (googleContainerDivs.length>0) 
            {
                // found containers
                var googleContainerDiv=googleContainerDivs[0];
        
                var googleIframes=googleContainerDiv.querySelectorAll('*[id*="google_ads_iframe"]');
                if (googleIframes.length>0) 
                {
                    var googleIframe=googleIframes[0];
                    var nScale=(Billboard.clientWidth)/googleContainerDiv.scrollWidth;
        
                    console.log(nScale);
        
                    if (nScale>1) {
                        nScale=1
                    }
                    googleIframe.style.cssText='style="border: 0px; vertical-align: bottom; -ms-zoom: ' + nScale + '; \
                        -ms-transform:  scale(' + nScale + '); -moz-transform: scale(' + nScale + '); \
                        -moz-transform-origin: 0 0; -o-transform: scale(' + nScale + '); \
                        -o-transform-origin: 0 0; -webkit-transform: scale(' + nScale + '); -webkit-transform-origin: 0 0;'
        
                    if ( (googleIframe.height*nScale) < googleContainerDiv.style.height ) 
                    {
                       // googleContainerDiv.style.height=googleIframe.height*nScale + 'px';
                       // Billboard.style.height=googleIframe.height*nScale + 'px';
                    }
                }
            }
        }
    },
    
    renderAdUnitInText:function(cTextDiv, cAdUnitId, nMinParagraphSize) {
    
        // initialize 
        if (!nMinParagraphSize) {
            nMinParagraphSize=400;
        }

        console.log("renderAdUnitInText : " + cAdUnitId)
        
        var articles=$('.' + cTextDiv + ':not([dfp-parsed="true"])');
        
        articles.each( function(i, article) {
    
            $(article).attr("dfp-parsed", "true");
    
            var paragraphs=$(article).children();
            
            var eligibleParagraph;
            var eligibleParagraphCharactersCount;
            var bParagraphFound=false;
        
            paragraphs.each( function(i, paragraph) { 
                if ($(paragraph)[0].tagName=="P" && $(paragraph).children('div,img,iframe,ul,li,embed,twitter-widget').length<1 &&  $(paragraph).text().length>10 ) {
                    if (eligibleParagraph==null) {
                        eligibleParagraph=paragraph;
                        eligibleParagraphCharactersCount=$(paragraph).text().length;
                    } else {
                        eligibleParagraphCharactersCount+=$(paragraph).text().length;
                    }
                    
                    if (eligibleParagraphCharactersCount>nMinParagraphSize) {
                            bParagraphFound=true;
                            // exit paragraph found
                            return false;
                    }
                } else {
                    eligibleParagraph=null;
                }
            });
            
            if (bParagraphFound) {
                // console.log( $(eligibleParagraph).text() );
                $(eligibleParagraph).prepend('<div class="bannerInText" id="' + cAdUnitId + '"></div>');
                googletag.cmd.push(function() { googletag.display(cAdUnitId); });
            }
        });
        
    },

    refreshPageSlotByAdUnitPath:function(path, interval){
        window.setInterval( 

        function() {
            var pageSlot = zentech.ads.dfp.getPageSlotByAdUnitPath(path);
            if (pageSlot!=null) {
                googletag.pubads().refresh([pageSlot.slot]);
            }
        }, interval);
    },

    getPageSlotByAdUnitPath:function(path) { 
      for (var i=0; i<zentech.ads.dfp.pageSlots.length; i++) {
        if (zentech.ads.dfp.pageSlots[i].slot.getAdUnitPath().indexOf(path) != -1) {
            return zentech.ads.dfp.pageSlots[i];
        }
      }
    },

    destroy:function(nOffset)
    {

        if (nOffset===undefined) {
            nOffset=7;      // this can be dynamic
        }

        var aDestroySlots=new Array();
        
        // destroy historically excluding 1x1
        for (index = 0, len = this.pageSlots.length; index < (len-nOffset) ; ++index) {
            if (!this.pageSlots[index].isDestroyed) {
                
                var slot=this.pageSlots[index].slot;
                var slotName=slot.getAdUnitPath();
                
                if (slotName.indexOf("skin")==-1 && slotName.indexOf("interstitial")==-1) {
                    aDestroySlots.push(slot);
                    this.pageSlots[index]["isDestroyed"]=true;
                }
            }
        }
        
        if (aDestroySlots.length>0) {
            googletag.destroySlots(aDestroySlots);
        }
    },

    // Slot Events
    onSlotLoad:function(fHandler)
    {
        this.handlersSlotLoad.push(fHandler);
    },

    onSlotLoadById:function(cSlotId, fHandler)
    {
        this.onSlotLoad( function(event) {
            if (event.slot.getSlotId().getId()===cSlotId) {
                fHandler(event);
            }
        });
    },

    onEmptySlotLoadById:function(cSlotId, fHandler)
    {
        this.onSlotLoad( function(event) {
            if (event.slot.getSlotId().getId()===cSlotId && event.isEmpty) {
                fHandler(event);
            }
        });
    },

    // slot load event handler
    handleSlotLoadEvents:function(event) {        
        for (var index = 0; (index < this.handlersSlotLoad.length) ; index++) {
            try {
                this.handlersSlotLoad[index](event);
            } catch(exp) {
                console.log(exp)
            }
        }
    }    
}


// compatibility create the window dfp object 
window.dfp=zentech.ads.dfp;

var oArticleInfiniteScroll=
{
    
    nArticleInfinitePageNum:1,
    isArticleLoading:false,
    oArticlesStack:[],
    nActiveArticle:0,
    bReloadAdmanSkin:true,
    bDisableInfiniteScroll:false,
    cDisableForIp:null,
    bDisableForRobots:true,
    bCheckForPageDom:false,
    
    nChildPageElementId:null,
    nSkinWebSpaceId:null,
    cSkinNodeId:null,
    
    nHeightOffset:null,
    nHeightCreateOffset:null,
    
    bUseMultiplePagesPatch:false,
    isRobot: /bot|googlebot|crawler|spider|lighthouse|robot|crawling/i.test(navigator.userAgent),

    fRenderAddElement:null,
    
    construct: function (nChildPageElementIdparam, nSkinWebSpaceIdparam, cSkinNodeIdparam , 
    nHeightOffsetparam,nHeightCreateOffsetparam, bUseMultiplePagesPatchparam , cDisableForIpparam, cClientIp ,
    bCheckForPageDomparam, fRenderAddElementparam) {
        
        this.nChildPageElementId=nChildPageElementIdparam;
        this.nSkinWebSpaceId=nSkinWebSpaceIdparam;
        this.cSkinNodeId=cSkinNodeIdparam;
        this.nHeightOffset=nHeightOffsetparam;
        this.nHeightCreateOffset=nHeightCreateOffsetparam;
        this.cDisableForIp=cDisableForIpparam;
        this.fRenderAddElement=fRenderAddElementparam;

        if (bCheckForPageDomparam!=null) {
            this.bCheckForPageDom=bCheckForPageDomparam;
        }
        
        if (bUseMultiplePagesPatchparam!=null) {
            this.bUseMultiplePagesPatch=bUseMultiplePagesPatchparam;
        }
        
        if (this.cDisableForIp!= null) {

            if (cClientIp==null) {
                cClientIp="%RPROXY.CLIENTIP%";  // this is give by reverse proxy replace
            }
            
            var aDisableForIp=this.cDisableForIp.split(",");
            
            for (var i=0;i<aDisableForIp.length;i++) {
                if (cClientIp==aDisableForIp[i]) {
                    // stop initialization this is a development client
                    return;
                }
            }
        }


        if (this.bDisableForRobots) {
            if (this.isRobot) {
                console.log('stop initialization this is a robot');
                return;
            }
        }
        
        console.log('oArticleInfiniteScroll construct');
        
        $(document).ready(function(){
            
            if(document.getElementById('page') && this.bCheckForPageDom) {
                $('#page').scroll(function () {    
                    oArticleInfiniteScroll.scrollHandler();
                })               
            } else {
                $(window).scroll(function () {    
                    oArticleInfiniteScroll.scrollHandler();
                })
            }
            
            $(window).on('beforeunload', function() {
                $(window).scrollTop(0);
            });
            
        })
    },
    
    scrollHandler:function() {
        var scroll;
        
        if (this.bDisableInfiniteScroll) {
            return;
        }

        if (document.getElementById('page') && this.bCheckForPageDom) {
            scroll = document.getElementById('page').scrollTop;  // 2017 because of http://stackoverflow.com/questions/28050548/window-pageyoffset-is-always-0-with-overflow-x-hidden
        } else {
            scroll = window.pageYOffset;
        }
        var wSize = window.innerHeight;

        scroll=scroll+wSize;
        
        // console.log("Infinite scroll position "+ scroll);

        // check current Article
        this.checkCurrentArticle(scroll);
        
        // Create Article
        this.checkNewInfiniteArticle(scroll);
    },
    
    checkCurrentArticle:function(nCurrentHeight) {

        var nHeightOffset=this.nHeightOffset;
        var nNewActiveArticle=0;
        
        var nLength=this.oArticlesStack.length;
        for (var i=0; i<nLength; i++) {
            if (nCurrentHeight>(this.oArticlesStack[i].nHeightStart+nHeightOffset)) {
                nNewActiveArticle=i;
            }
        }
        
        if (this.nActiveArticle!=nNewActiveArticle) {
            // this.handleAdverts();
            this.handleCurrentArticleChange(nNewActiveArticle);
        }
    },
    
    handleCurrentArticleChange:function(nChangedArticleId) {
        this.nActiveArticle=nChangedArticleId;
        window.history.replaceState(null,
                                    this.oArticlesStack[nChangedArticleId].cTitle,
                                    this.oArticlesStack[nChangedArticleId].cURL);
        document.title = this.oArticlesStack[nChangedArticleId].cTitle;
        
        if (!this.oArticlesStack[nChangedArticleId].bIsInitialized) {
            this.currentArticleConstruct(nChangedArticleId);
        }
    },
    
    handleAdverts:function() {
        
        if (this.nSkinWebSpaceId) {
            // destruct Advert Skin
            oBannerManager.destructAdv('destruct.skin.bannerManager');
            
            // Reload skin
            oBannerManager.createAdv(this.nSkinWebSpaceId, this.cSkinNodeId);
        }
    },
    
    currentArticleConstruct:function(nArticleId) {
        console.log('Write Statistics and Banners');
        this.oArticlesStack[nArticleId].bIsInitialized=true;
        
        //Google Analytics
        ga('send', 'pageview', (location.pathname+location.search));
        
        if($('.entry-content').length>0){
              $('a[rel*=lightbox-group1]').magnificPopup({
                gallery: {
                // options for gallery
                enabled: true
                },
                type:'image',
                titleSrc: 'title'
              });
          }
    },
    
    checkNewInfiniteArticle:function(nCurrentHeight) {
        if (nCurrentHeight > (this.oArticlesStack[this.oArticlesStack.length-1].nHeightEnd-this.nHeightCreateOffset) ) {    
           this.createInfiniteArticle();
        }
    },
    
    pushArticle:function(cURLparam, cTitleparam, cUrlNextparam ,nHeightStartparam, nHeightEndparam, bIsInitializedparam) {
        
        if (bIsInitializedparam==null) {
            bIsInitializedparam=false;
        }
        
        var bArticleNotExists=true;
        
        for( var nArticle=0; nArticle<this.oArticlesStack.length; nArticle++) {
            if (cURLparam==this.oArticlesStack[nArticle].cURL) {
                bArticleNotExists=false;
                break;
            }
        }
        
        if (bArticleNotExists) {
            var oArticle= {
                   cURL:cURLparam,
                   cUrlNext:cUrlNextparam,
                   cTitle:cTitleparam,
                   nHeightStart:nHeightStartparam,
                   nHeightEnd:nHeightEndparam,
                   bIsInitialized:bIsInitializedparam
            }
                
            this.oArticlesStack.push(oArticle);
        }
    },
    
    createInfiniteArticle: function(){
        if (this.oArticlesStack[this.oArticlesStack.length-1]) {
            var cNextArticleUrl=this.oArticlesStack[this.oArticlesStack.length-1].cUrlNext;
            if (!this.isArticleLoading && cNextArticleUrl!='') {
                var cAJAXGROUP=this.prepareInfiniteArticle(cNextArticleUrl);
                cNextArticleParams=cNextArticleUrl.split('?')[1];
                
                reloadPrototypeElementGroups(cAJAXGROUP + '.INITIAL.EVENTS(AJAXInfiniteArticlePageEvents)', cNextArticleParams)
            }
        }
    },
    
    prepareInfiniteArticle:function(cNextArticleUrl) {
        this.isArticleLoading=true;
        
        var cAJAXID="";
        var cAJAXGROUP="";
        var cPubId=oArticleInfiniteScrollUtils.getURLParam(cNextArticleUrl,'pubid');
        
        if (cPubId!=null) {
            cAJAXID="articleInfinite_" + cPubId;            // (create unique urls to be better cachable)
            cAJAXGROUP="articleInfiniteGroup_" + cPubId 
        } else {
            cAJAXID="articleInfinite_" + this.nArticleInfinitePageNum;  // Safety First
            cAJAXGROUP="articleInfiniteGroup_" + this.nArticleInfinitePageNum;
        }
        var cAjaxDivId="prototype_" + this.nChildPageElementId + "_" + cAJAXID;   // 37491 is the hardcoded code of element id 
        var oNewArticleDiv=document.createElement('div');
        oNewArticleDiv.className="infiniteArticleWrapper";
        
        oNewArticleDiv.setAttribute("id", cAjaxDivId);
    
        document.getElementById("articleContainer").appendChild(oNewArticleDiv); 
        
        this.fRenderAddElement(cAJAXID, cAJAXGROUP);
        
        if (this.bUseMultiplePagesPatch) {
            cNextArticleParams=cNextArticleUrl.split('?')[1];   // REMEMBER to publish open JS
            setGroupState(null,cAJAXGROUP,null,cNextArticleParams); // this is to overwrite every initial page params
        }
        
        return cAJAXGROUP;
    },
    
    onAjaxClick:function(cAJAXDivName) {
    
    },
    
    onAjaxLoad:function (cAJAXDivName) {
        // console.log('Article loaded on  div' + cAJAXDivName);
        this.isArticleLoading=false;
        this.nArticleInfinitePageNum++;
        this.scrollHandler();
    }
}

var oArticleInfiniteScrollUtils={
    
    getURLParam:function(cURL,cParam) {
        if (cURL!=null) {
            var cValue="";
            var cParamName=cParam + "=";
            var nParamPos=cURL.indexOf(cParamName);
        
            if (nParamPos!=-1) {
                nParamPos=nParamPos + cParam.length + 1;
                nParamPosTo=cURL.indexOf("&",nParamPos);
                if (nParamPosTo==-1) {
                    cValue=cURL.substring(nParamPos);
                } else {
                    cValue=cURL.substring(nParamPos,nParamPosTo);
                }
                return cValue;
            } else {
                return null;
            }
        } else {
            return null;
        }
    },
    
    getPosition:function(element) {
        var xPosition = 0;
        var yPosition = 0;
    
        while(element) {
            xPosition += (element.offsetLeft - element.clientLeft);
            yPosition += (element.offsetTop - element.clientTop);
            element = element.offsetParent;
        }
    
        return { x: xPosition, y: yPosition };
    },
    
    disableInfiniteScroll:function() 
    {
        oArticleInfiniteScroll.bDisableInfiniteScroll=true;
    }
}

var oBannerManager={
    
    destructAdv:function(cAdvType) {
        
        try {
            // Unload
            $(window).trigger(cAdvType);
            
            // Kill destruction handler
            $(window).off(cAdvType);
        } catch (exep) {
            console.log('exception in banner manager destructAdv');
        }
    },
    
    createAdv:function(nWebSpaceId, cAdvertSize , cNodeId, cAdvertType) {
        var oAdvertNode;
        var ppn;
        
        if (nWebSpaceId!=null) {
            if (cNodeId==null) {
                oAdvertNode=document.createElement('div');
                document.body.appendChild(oAdvertNode);
            } else {
                oAdvertNode=document.getElementById(cNodeId);
            }
            
            if (cAdvertSize==null) {
                cAdvertSize='1x1';
            }
         
            try {   
                document._write('<scr' + 'ipt data-server="ADMAN|http://adman.gr/" data-ajaxscriptexecute="false">Adman.ws(' + nWebSpaceId + ',"' + cAdvertSize + '",false,"ads.e-go.gr", "", "", "", "", null, ppn);</sc'+'ript>', oAdvertNode);
            } catch (exep) {
                console.log('exception in banner manager createAdv');
            }
        }
    }
}

// the sticky column object
var oStickyColumns=
{
    // Construction properties
    cStickyColumnWrapperSelector:null,
    cDocumentTopOffsetSelector:null, 
    nDocumentTopOffsetAdditional:0,
    
    // Sticky column class names
    cAdditionalClassSticky: 'sc_sticky',
    cAdditionalClassBottom: 'sc_bottom',

    
    construct: function(cStickyColumnWrapperSelector_param,
                        cDocumentTopOffsetSelector_param,
                        nDocumentTopOffsetAdditional_param) {
                            
        // Initialize construction properties
        this.cStickyColumnWrapperSelector=cStickyColumnWrapperSelector_param;
        this.cDocumentTopOffsetSelector=cDocumentTopOffsetSelector_param;
        if (nDocumentTopOffsetAdditional_param) {
            this.nDocumentTopOffsetAdditional=nDocumentTopOffsetAdditional_param;
        }
        
        // Attach the event handler
        $(window).scroll(function() { oStickyColumns.eventHandler() });
        $(window).resize(function() { oStickyColumns.eventHandler() });
    },

    eventHandler:function() {
        oStickyColumns.main();
    },
    
    main:function() {
        
        // Initialize the actual top offset of document
        var nTopOffset=0;
        if (this.cDocumentTopOffsetSelector) {
            nTopOffset=$(this.cDocumentTopOffsetSelector).height();
            
            if (nTopOffset>150) {
                nTopOffset=0;
            }
        }
        
        if (this.nDocumentTopOffsetAdditional) {
            nTopOffset+=this.nDocumentTopOffsetAdditional;
        }
        
        // Get The scrolling position
        nScrollTop=$(window).scrollTop();
        
        // debugging
        // console.log('---------- Scrolling Position : ' + nScrollTop);
        
        // For each column
        $(this.cStickyColumnWrapperSelector).each(
            function(nIndexRightColumn, oElementRightColumn) {
                
                // debugging
                // console.log('---- Column -----');
                
                $(oElementRightColumn).children().each(
                    function(nIndexRightColumnArea, oElementRightColumnArea) {
                    
                        // get the floating area
                        var oArea=$(oElementRightColumnArea);
                        
                        // get the floating box
                        var oBox=$(oElementRightColumnArea).children().first();
                        
                        // calculate offsetop and offsetbottom area
                        var nAreaTopOffset=oArea.offset().top - nScrollTop;
                        var nAreaBottomOffset=nAreaTopOffset + oArea.outerHeight();
                        var nAreaHeight=oArea.outerHeight();

                        var nAreaLeftPosition=oArea.offset().left;                        

                        // calculate offsetbottom box
                        var nBoxHeight=oBox.outerHeight();
                        var bStyleModified=false;

                        if (nAreaHeight>nBoxHeight) {
                            
                            // debugging
                            // console.log('---- Area : ' + nAreaBottomOffset);
                            
                            // this is the decision making 
                            if (nAreaBottomOffset<=nTopOffset) {
                                // do nothing it area is out of usefull display
                                oBox.addClass(oStickyColumns.cAdditionalClassBottom);
                                // debugging
                                // console.log('1. do nothing it area is out of usefull display');
                                
                                bStyleModified=true;
                            }
                            else if (nAreaTopOffset<=nTopOffset && nAreaBottomOffset>=(nBoxHeight+nTopOffset)) {
                                // this is sticky
                                oBox.removeClass(oStickyColumns.cAdditionalClassBottom);
                                oBox.addClass(oStickyColumns.cAdditionalClassSticky);
                                oBox.css({ 'top': nTopOffset + 8, 'left': nAreaLeftPosition }); // 4 should be parametrical offset fromtop
                                // debugging
                                // console.log('2. this is sticky');
    
                                bStyleModified=true;                          
                            } else if (nAreaTopOffset>nTopOffset) {
                                // remove all classes
                                oBox.removeClass(oStickyColumns.cAdditionalClassBottom);
                                oBox.removeClass(oStickyColumns.cAdditionalClassSticky);                                
                                oBox.css({ 'top': '', 'left': ''});
                                // debugging
                                // console.log('3. remove all classes');
                                
                                bStyleModified=true;
                            }
                            else if ( nAreaBottomOffset<(nBoxHeight+nTopOffset) && nAreaBottomOffset>=nTopOffset) {
                                // this is bottom
                                oBox.removeClass(oStickyColumns.cAdditionalClassSticky);                               
                                oBox.css({ 'top': '','left': ''});
                                oBox.addClass(oStickyColumns.cAdditionalClassBottom);
                                // debugging
                                // console.log('4. this is bottom');
    
                                bStyleModified=true;
                            }
                            else {
                                // debugging
                                // console.log('5. bad decision');
                            }
                            
                            if (bStyleModified) {
                                oBox.css({ 'width': oArea.parent().width() });
                            }
                            
                        } // nAreaHeight>nBoxHeight
                        
                });
            });
    }
}

var oEqualizeColumnsHeight=
{
    // Construction properties
    cEqualColumnSourceSelector: null,
    cEqualColumnTargetSelector: null,
    cSourceChildrenHeightSelector: null,
    
    // private properties
    nPreviousDocumentHeight : 0,
  
    construct: function (   cEqualColumnTargetSelector_param, 
                            cEqualColumnSourceSelector_param,
                            cSourceChildrenHeightSelector_param) {
        
        this.cEqualColumnSourceSelector=cEqualColumnSourceSelector_param;
        this.cEqualColumnTargetSelector=cEqualColumnTargetSelector_param;
        this.cSourceChildrenHeightSelector=cSourceChildrenHeightSelector_param;
        
        $(window).on('load', function() {oEqualizeColumnsHeight.main() });
        
        $(window).resize(function() {oEqualizeColumnsHeight.main() });
        
        $(window).scroll(function() {oEqualizeColumnsHeight.main() });

        var imgs = document.images,
            len = imgs.length,
            counter = 0;

        [].forEach.call( imgs, function( img ) {
            if(!img.complete)
              img.addEventListener( 'load', function() {oEqualizeColumnsHeight.main(true) }, false );
        });
        
    },
    
    main: function(bForce){
      
        // get the document height
        var nDocumentHeight=$(document).height();
        
        if (this.nPreviousDocumentHeight!=nDocumentHeight || bForce) {
            this.equalize();
            this.nPreviousDocumentHeight=nDocumentHeight;
        }
    },
        
    equalize: function() {
        
        $(this.cEqualColumnTargetSelector).each(
            
        function(nIndexTarget, oElementTarget) {
            
            // Get the Parent
            oParent=$(oElementTarget).parent();
            
            // Equivalent Source
            oSource=oParent.children(oEqualizeColumnsHeight.cEqualColumnSourceSelector).first();
            
            // If source found
            if (oSource) {
                
                // Create the default value
                var bColumnsAreSideBySide=false;
                
                try {
                    // Get the Source offset Top of source and target to deside if they are side by side
                    var nSourceOffsetTop=oSource.offset().top
                    var nTargetOffsetTop=$(oElementTarget).offset().top
                    
                    if (Math.abs(nSourceOffsetTop-nTargetOffsetTop)<50) {
                        bColumnsAreSideBySide=true;
                    } 
                } catch(err) {
                    console.log('There is an error at side by side checking, disable it' + err.message);
                }

                // Expantion add percentage in the calculation
                if (bColumnsAreSideBySide) {
                
                    // Get the source height
                    var nSourceHeight=oSource.outerHeight();
                    if (oEqualizeColumnsHeight.cSourceChildrenHeightSelector!='') {
                        nSourceHeight=oSource.children(oEqualizeColumnsHeight.cSourceChildrenHeightSelector).outerHeight();
                        
                        // console.log(oEqualizeColumnsHeight.cSourceChildrenHeightSelector + ":" + nSourceHeight);
                    }

                    // Calculate available height for children
                    var nStaticHeight=0;
                    var nTotalSubElementsHeight=0;
                    $(oElementTarget).children().each(
                        // Get each of the children
                        function(nIndexTargetChild, oElementTargetChild) {
                            $(oElementTargetChild).css({'height': ''});

                            var nElementHeight=$(oElementTargetChild).outerHeight();
                            nTotalSubElementsHeight+=nElementHeight;
                            if ($(oElementTargetChild).data("equalized-height")==null) {
                                nStaticHeight+=nElementHeight;
                            }
                        });
                        
                    // 
                    if (nTotalSubElementsHeight>=nSourceHeight) {

                        // donnot do anything source column is smaller than the target
                        // you must delete the height
                        $(oElementTarget).css({'height': ''});

                    } else {                                
                        // Set the height of the target column
                        $(oElementTarget).css({'height':nSourceHeight});
                        
                        // calculate the available for equalizing height
                        var nEqualizedHeightTotal=nSourceHeight-nStaticHeight;
                        
                        // divide the children
                        $(oElementTarget).children().each(
                            // Get each of the children
                            function(nIndexTargetChild, oElementTargetChild) {
                                var cCSSPercentage=$(oElementTargetChild).data("equalized-height");
                                if (cCSSPercentage!=null) {
                                    var nCSSPercentage=parseInt(cCSSPercentage);
                                    var nEqualizedHeight=parseInt(nEqualizedHeightTotal * nCSSPercentage /100);
                                    if ($(oElementTargetChild).outerHeight()<nEqualizedHeight) {
                                        $(oElementTargetChild).css({'height':nEqualizedHeight});   
                                    } else {
                                        // recalculate the available nEqualizedHeightTotal
                                        nEqualizedHeightTotal=nEqualizedHeightTotal-($(oElementTargetChild).outerHeight()-nEqualizedHeight);
                                    }
                                }
                        });
                    }       
                }
            }
        });
    }
}

zentech.social={

	construct:function() {

	},

	display:function() {


	},

	setBySelector:function(cSelector) {
		$(cSelector).each( function(i) {

			var me=zentech.social;
			var element=$(this);

			var cPublicationUrl=element.data("publication-url");
			var cPublicationId=element.data("publication-id");
			var cPublicationTitle=element.data("publication-title");
			var cPublicationMedia=element.data("publication-media");

			var cSharesCount=element.data("shares-count");

			var cSocialTemplate=me.getSocialTemplate();

			var cSocialNetworks="";
			var cSocialFacebook=me.getSocialNetwork(1);
			var cSocialTwitter=me.getSocialNetwork(2);

			cSocialNetworks+=cSocialFacebook;
			cSocialNetworks+=cSocialTwitter;

			cSocialTemplate=cSocialTemplate.replaceAll("%SOCIALNETWORKS%", cSocialNetworks);

			cSocialTemplate=cSocialTemplate.replaceAll("%PUBLICATIONURL%", cPublicationUrl);
			cSocialTemplate=cSocialTemplate.replaceAll("%PUBLICATIONID%", cPublicationId);
			cSocialTemplate=cSocialTemplate.replaceAll("%PUBLICATIONTITLE%", cPublicationTitle);
			cSocialTemplate=cSocialTemplate.replaceAll("%PUBLICATIONMEDIA%", cPublicationMedia);			
			cSocialTemplate=cSocialTemplate.replaceAll("%PUBLICATIONMEDIA.TWITTER%", cPublicationMedia.replaceAll(" ","").replaceAll("&","And") );

			cSocialTemplate=cSocialTemplate.replaceAll("%PUBLICATIONURL.URIENCODED%", encodeURIComponent(cPublicationUrl) );
			cSocialTemplate=cSocialTemplate.replaceAll("%SHARESCOUNT%", cSharesCount);

			element.html(cSocialTemplate);
		});
	},


	getSocialTemplate:function() {

		var cTemplate=' \
			<div class="share-box-wrapper">\
			    <a href="%PUBLICATIONURL%" class="share-button">\
			        <span class="total">%SHARESCOUNT%</span>\
			        <span class="icon share-empty"></span>\
			    </a>\
				<div class="share-list">\
			        <ul>\
			        	%SOCIALNETWORKS%\
			        </ul>\
			    </div>\
			</div>';

		return cTemplate;
	},

	getSocialNetwork:function(nNetworkId) {

		var cTemplate=' \
			<li class="%NETWORK%">\
			    <a data-button="" data-id="share" data-url="/connect/share/" \
			    data-name="network_id" target="_blank" \
			    data-extra-params="id:%PUBID%,type_id:1" data-value="1"\
			    data-share-network="%NETWORK%" data-share-url="%PUBLICATIONURL%" \
			    data-width="600" data-height="600" href="%NETWORK.SHAREURL%">\
			        <span class="social-bg icon %NETWORK%"></span>\
			        <span class="name">Share on %NETWORK%</span>\
			    </a>\
			</li>';


		var cNetwork="";
		var cNetworkShareUrl="";

		switch (nNetworkId) {
			case 1: 
				cNetwork="facebook";
				cNetworkShareUrl="https://www.facebook.com/sharer/sharer.php?u=%PUBLICATIONURL.URIENCODED%";
				break;
			case 2:
				cNetwork="twitter";
				cNetworkShareUrl="https://twitter.com/intent/tweet?url=%PUBLICATIONURL.URIENCODED%&amp;text=%PUBLICATIONTITLE%&amp;via=%PUBLICATIONMEDIA.TWITTER%";
				break;			
		}

		cTemplate=cTemplate.replaceAll("%NETWORK%",cNetwork);
		cTemplate=cTemplate.replaceAll("%NETWORK.SHAREURL%",cNetworkShareUrl);

		return cTemplate;
	}
}


zentech.social.disqus={

	nodeid:'disqus_thread',
	disqusList:new Array(),

	construct:function() {

	},



}

zentech.social.oembed={

	tag:'a',

	construct:function() {
		this.prepareElements(this.tag);
		this.addLibraries();
	},

	setEvent:function() {
		$(document).ready( function() {
			$("a.embed").oembed();
		});
	},

	addLibraries:function() {

		var rootPath="";
		if (!zentech.isDevelopment())
		{
			rootPath="/";
		}

		zentech.document.libraries.batchLoadStart(
			function() {
				zentech.social.oembed.setEvent();
			});

		zentech.document.libraries.loadAsync(rootPath + 'js/jquery-oembed.js');
		zentech.document.libraries.loadAsync('//assets.pinterest.com/js/pinit.js');

		zentech.document.libraries.batchLoadEnd();

		var cssId = 'oembedcss'; 
		if (!document.getElementById(cssId))
		{
		    var head  = document.getElementsByTagName('head')[0];
		    var link  = document.createElement('link');
		    link.id   = cssId;
		    link.rel  = 'stylesheet';
		    link.type = 'text/css';
		    link.href = rootPath + 'js/jquery-oembed.css';
		    link.media = 'all';
		    head.appendChild(link);
		}
	},

	validateUrl:function(element) {

		try {
			var url = String(element.getAttribute('href')).trim();
			var link = String(element.innerHTML).trim();

			url=url.replaceAll('&amp;', '&');
			link=link.replaceAll('&amp;', '&');

			if (url!=link) {
				return;
			}

			// 	console.log(element);

			var instagramRegex= /(?:(?:http|https):\/\/)?(?:www\.)?(?:instagram\.com|instagr\.am)\/([A-Za-z0-9-_\.]+)/im ;
			var youtubeRegex= /(?:(?:http|https):\/\/)?(?:www\.)?youtu(?:be\.com\/watch\?v=|\.be\/)([\w\-\_]*)(&(amp;)?‌​[\w\?‌​=]*)?/ ;
			var facebookRegex=  /(https?:\/\/)?(www\.)?facebook.com\/([a-zA-Z0-9(\.\?\=\&\_)]+)/;
			var facebookWatchRegex=  /(https?:\/\/)?(fb\.)?watch\/([a-zA-Z0-9(\.\?\=\&\_)]+)/;
			var twitterRegex= /http(?:s)?:\/\/(?:www\.)?twitter\.com\/([a-zA-Z0-9_]+)/;
			var pinterestRegex= /http(?:s)?:\/\/(?:www\.)?pinterest\.com\/([a-zA-Z0-9_]+)/;;
			
			if(url.match(instagramRegex) || 
			   url.match(youtubeRegex) || 
			   url.match(facebookRegex) || 
			   url.match(facebookWatchRegex) || 
			   url.match(twitterRegex)) 
			{
				this.wrapElement(element);
				this.addClass(element, "embed");

			} else if (url.match(pinterestRegex)) {
				this.wrapElement(element);
				this.addClass(element, "pinterest");
				this.addAttribute(element, "data-pin-do", "embedPin");
				this.addAttribute(element, "data-pin-width", "medium");
			}
		} catch(e) {}
	},

	prepareElements:function(tag) {

	  var elements = document.getElementsByTagName(tag);
	  for (var i = 0; i < elements.length; i++) {
	    this.validateUrl(elements[i]);
	  }
	  
	  return;
	},

	addClass:function(element, name) {
		element.classList.add(name);
	},

	addAttribute:function(element, name, attr) {
		element.setAttribute(name, attr);
	},

	wrapElement:function(element) {
		// return;
		// this is buggy
		var parent = element.parentNode;
		var wrapper = document.createElement('div');
		this.addClass(wrapper, "oembed");

		parent.replaceChild(wrapper, element);
		wrapper.appendChild(element);
	}
}
zentech.packages={}

zentech.isDevel = function() {
	return zentech.properties.isDevelopment; 
}

zentech.isDevelopment=zentech.isDevel;

zentech.executeCmdStack = function() {
	for(let index=0; index<zentech.cmd.length; index++) {
		zentech.cmd[index]();
	}

	zentech.cmd=[];
}

zentech.debug = {
	nolog:{},

	disable:function(callerFunction) {
		if (zentech.isDevel()) {
			if (callerFunction==null) {
				try {
					callerFunction=zentech.debug.disable.caller.name;
				} catch (e) {}
			}
			if (callerFunction!=null) {
				this.nolog[callerFunction]=true;
			}
		}
	},

	log:function(note, callerFunction) {
		if (zentech.isDevel()) {
			if (callerFunction==null) {
				try {
					callerFunction=zentech.debug.log.caller.name;
				} catch (e) {
					callerFunction='Unknown';
				}
			}
			if (this.nolog[callerFunction]==null) { 
				logLine={caller:callerFunction, description:note};
				try {
					console.table( logLine );
				} catch(e) {
					console.log( logLine );				
				}
			} else {
				console.log("No log " + callerFunction);
			}
		}
	}
}

zentech.request = {

	isRobot: /bot|googlebot|crawler|spider|robot|crawling/i.test(navigator.userAgent)

}

zentech.construct = function(runDfpImmediate) {

	// place for before jquery immediate initialization
	if (runDfpImmediate) {
		zentech.ads.dfp.construct();
	}

	var boot = function($) {
		$(document).ready( function() {
			console.log("Zentech boot");
			zentech.executeCmdStack();
			zentech.cmd.push=function(f) {
				// two ways
				f();
				/* Array.prototype.push.call(zentech.cmd, f);
				zentech.executeCmdStack(); */
			}
		});
	};

	// async way to start jquery code
	var timer = function() {
		if (window.jQuery) {
		  boot(window.jQuery);
		} else {
		  window.setTimeout(timer, 100);
		}
	};
	timer();
}

zentech.construct();

// utilities belt
String.prototype.replaceAll = function(search, replacement) {
    var target = this;
    return target.replace(new RegExp(search, 'g'), replacement);
};

if (!String.prototype.includes) {
	String.prototype.includes = function (str) {
		var returnValue = false;

		if (this.indexOf(str) !== -1) {
			returnValue = true;
		}

		return returnValue;
	}
}
zentech.document={};

zentech.document.events = {

    onload : function(fCode) {
        if( document.readyState !== 'loading' ) {
            fCode();
        } else {
            document.addEventListener('DOMContentLoaded', function () {
                fCode();
            });
        }
    }
}

zentech.document.refresh= {

    refreshMS: 180000,

    set: function(refreshMS)
    {
        if (refreshMS==null) {
            refreshMS=this.refreshMS;
        }

        setTimeout("location.reload(true);", refreshMS);
        console.log("every : " + refreshMS);
    },
    
    setByPage: function(refreshMS) 
    {

        if (refreshMS==null) {
            refreshMS=this.refreshMS;
        }

        var Url=window.location.href;
        var UrlPath=window.location.pathname;
        if (UrlPath=='/')
        {
            this.set(refreshMS);
        } else if ( (Url.includes("/arthro/") || Url.includes("subid=2") ) && !$(".audiojs")[0] && !$("p iframe")[0]) {
            this.set(refreshMS*2);
        }
    },
    
}

zentech.document.lazyLoad = {
    jobs: null,
    executed: false,

    construct:function(jobs, delay) {
        this.jobs=jobs;

        if (delay==null) {
            delay=3500;
        }

            console.log("zentech.document.lazyLoad.construct");

        window.setTimeout( function() {
            zentech.document.lazyLoad.onWindowIdle( zentech.document.lazyLoad.executeJobs, delay);
        }, delay);

        window.addEventListener('scroll', (event) => { 
            if (window.scrollY>100)
                    zentech.document.lazyLoad.onWindowIdle( zentech.document.lazyLoad.executeJobs, delay, 500);
        });

        if (window.scrollY>100)
            zentech.document.lazyLoad.onWindowIdle( zentech.document.lazyLoad.executeJobs, delay, 500);
    },

    onWindowIdle: function(callback, maxDelay, timeoutDelay) {

        if (maxDelay==null) maxDelay = 500;
        if (timeoutDelay==null) timeoutDelay = maxDelay;

        if ('requestIdleCallback' in window) {
            window.requestIdleCallback( callback, {timeout: maxDelay});
        } else {
            window.setTimeout(callback, timeoutDelay);
        }

    },

    executeJobs:function(){
        if (!zentech.document.lazyLoad.executed) {
            console.log("zentech.document.lazyLoad.executeJobs");
            window.removeEventListener('scroll', (event) => { 
            if (window.scrollY>100)
                    zentech.document.lazyLoad.onWindowIdle( zentech.document.lazyLoad.executeJobs, delay, 500);
            });
            zentech.document.lazyLoad.executed = true;
            zentech.document.lazyLoad.jobs();
        }
    }
}

zentech.document.libraries={

    id:1,
    store:[],

    load:function(url, options) {

        if (options==null) { options={} }

        url=String(url);

        var existing=this.getByUrl(url);
        if (existing!=null || options.reload ) {
            return existing;
        }

        var name='lib_' + String(this.id);
        this.id++;

        var item={
            name:name,
            url:url,
            options:options,
            loaded:false,
            isBatch:false
        }
        this.batchOnAdd(item);
        this.store.push(item);

        var d = document;
        var s = d.createElement('script');
        s.addEventListener("load", 
            function() {
                zentech.document.libraries.onload(item)
            },
            false);
        s.addEventListener("error", 
            function() {
                zentech.document.libraries.onload(item, false)
            },
            false);


        s.src = url;



        if (options.defer) { s.defer='defer' } 
        if (options.async) { s.async='async' }

        (d.head || d.body).appendChild(s);

        return item;
    },
 
    loadAsync:function(url,options) {

        if (options==null) { options={} }
        options={
            defer:true,
            async:true
        }
        return this.load(url,options);
    },

    onload:function(item, success) {
        item.loaded=true;
        zentech.debug.log('Library ' + item.name + ' script loaded ' + item.url);

        this.batchOnLoad(item);
    },

    // Batch logic
    isBatchLoad: false,
    inBatchLoad: false,
    onBatchLoadComplete: null,
    batchCount:0,

    batchLoadStart:function(onBatchLoadComplete) {
        if (onBatchLoadComplete != null) {
            this.onBatchLoadComplete = onBatchLoadComplete;
        }
        this.isBatchLoad = true;
        this.inBatchLoad = true;
        this.batchCount = 0;
    },

    batchLoadEnd:function(onBatchLoadComplete) {
        if (onBatchLoadComplete != null) {
            this.onBatchLoadComplete = onBatchLoadComplete;
        }
        this.inBatchLoad = false;
        this.batchOnFinish();
    },

    batchOnAdd:function(item) {
        if (this.inBatchLoad) {
            this.batchCount++;
            item.isBatch = true;
        }
    },

    batchOnLoad:function(item) {
        var lib = this.getByItem(item)
        if (lib!=null && lib.isBatch) {
            this.batchCount--;
            this.batchOnFinish();
        }
    },

    batchOnFinish:function() {
        zentech.debug.log("batchOnFinish", this.batchCount );
        if (!this.inBatchLoad && this.batchCount == 0) {
            this.onBatchLoadComplete();
        }
    },
    // End batch logic


    getByItem:function(item) {
        return this.getByUrl(item.url);
    },

    getByUrl:function(url) {
        for (var i=0; i<this.store.length; i++){
            if (this.store[i].url==url) {
                return this.store[i];
            }
        }
    },

    scanAndLoad:function(tagName, options) {
        if (options==null) { options={} }

        var tags = document.querySelectorAll(tagName);

        this.batchLoadStart();
        for (var i=0; i<tags.length; i++) {
            var tag=tags[i];

            if ( tag.getAttribute("src")!=null ) {
                this.load(tag.getAttribute("src"));                
            }   
        }
        this.batchLoadEnd( 
            function() {
                zentech.document.libraries.scanAndLoadInlineScripts(tagName, options);
        } );
    },

    scanAndLoadInlineScripts:function(tagName, options) {
        if (options==null) { options={} }

        var tags = document.querySelectorAll(tagName);
        for (var i=0; i<tags.length; i++) {
            var tag=tags[i];
            if ( tag.getAttribute("src")==null ) {
                this.loadInlineByTag(tag);
            }
        }
    },

    loadInlineByTag:function(tag) {
        var h = document.getElementsByTagName("head")[0];
        var s = document.createElement("script");
        s.type="text/javascript";
        s.text=tag.innerText;
        h.appendChild(s);
    }
}


zentech.document.utils={

    inView:function(elemIn)
    {
        var elem;
        if (typeof elemIn === 'string') {
            elem=document.getElementById(elemIn);
        } else {
            elem=elemIn;
        }
        if (elem==null) {
            return null;
        }

        var docViewTop = $(window).scrollTop();
        var docViewBottom = docViewTop + $(window).height();

        var elemTop = $(elem).offset().top;
        var elemBottom = elemTop + $(elem).height();

        // in case element is larger than the viewport height
        if ( $(elem).height() > $(window).height() ) {
            docViewBottom  = docViewTop + $(elem).height() + 10;
        }

        return (
                    (elemBottom <= docViewBottom) && (elemTop >= docViewTop) 
                );
    },

    insertElementInText:function(cTextDiv, cNewElementId, nAfterParagraphsCount, nMinParagraphSize, bParseMultiple) {
    
        // initialize 
        if (!nMinParagraphSize) {
            nMinParagraphSize=400;
        }

        if (bParseMultiple == null) { bParseMultiple = false }
        
        var articles;
        if (bParseMultiple) {
            articles = $(cTextDiv);
        } else {
            articles = $(cTextDiv + ':not([ieit-parsed="true"])');
        }
        
        articles.each( function(i, article) {
    
            $(article).attr("ieit-parsed", "true");
    
            var paragraphs=$(article).children(); 
            
            var eligibleParagraph;
            var eligibleParagraphCharactersCount;
            var bParagraphFound=false;
            var nParagraphsCount=0;
        
            paragraphs.each( function(i, paragraph) { 

                if ($(paragraph)[0].tagName=="P" && $(paragraph).children('div,img,iframe,ul,li,embed,twitter-widget').length<1 &&  $(paragraph).text().length>10 ) {

                    nParagraphsCount++;

                    if (nParagraphsCount>=nAfterParagraphsCount) {
                        if (eligibleParagraph==null) {
                            eligibleParagraph=paragraph;
                            eligibleParagraphCharactersCount=$(paragraph).text().length;
                        } else {
                            eligibleParagraphCharactersCount+=$(paragraph).text().length;
                        }
                        
                        if (eligibleParagraphCharactersCount>nMinParagraphSize) {
                                bParagraphFound=true;
                                return false;
                        }
                    }
                } else {
                    eligibleParagraph=null;
                }
            });
            
            if (bParagraphFound) {
                // console.log( $(eligibleParagraph).text() );
                $(eligibleParagraph).prepend('<div id="' + cNewElementId + '"></div>');
            } 
        });

        if (document.getElementById(cNewElementId)!=null) {
            return true;
        } else {
            return false;
        }
    },


}


zentech.document.forms={

    validate: {

        email:function(email) {
            var re = /^(([^<>()\[\]\\.,;:\s@"]+(\.[^<>()\[\]\\.,;:\s@"]+)*)|(".+"))@((\[[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\])|(([a-zA-Z\-0-9]+\.)+[a-zA-Z]{2,}))$/;
            return re.test(String(email).toLowerCase());            
        },

        name:function(name) {  

            // unicode sucks at regular expressions
            var allowed="abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ";
                allowed+="αβγδεζηθικλμνξοπρστυφχψωΑΒΓΔΕΖΗΘΙΚΛΜΝΞΟΠΡΣΤΥΦΧΨΩάέήίόύώΆΈΉΊΌΎΏϊϋς";
                allowed+=" -."

            for (var i = 0; i < name.length; i++) {
                var letter=name.charAt(i);

                if ( allowed.indexOf(letter)==-1 ) {
                    return false;
                }
            }

            return true;
        }
    }

}


// --------------------------------------------------------------------------------------------------------
// Put it in another file future
zentech.portal = {

    getSiteUrl: function() {
        if( this.isDevelopment() ) {
            return zentech.url.getHostNameByUrl() + '/' + zentech.url.getPathByUrl()[0];
        } else {
            return zentech.url.getHostNameByUrl();
        }
    },

    isDevelopment: function() {
        var url=window.location.href;
        if (url.indexOf('extranet')!=-1){
            return true;
        } else { 
            return false;
        }
    }

}

zentech.http={
    post:function(path, params, method) {
        method = method || "post"; // Set method to post by default if not specified.

        // The rest of this code assumes you are not using a library.
        // It can be made less wordy if you use one.
        var form = document.createElement("form");
        form.setAttribute("method", method);
        form.setAttribute("action", path);

        for(var key in params) {
            if(params.hasOwnProperty(key)) {
                var hiddenField = document.createElement("input");
                hiddenField.setAttribute("type", "hidden");
                hiddenField.setAttribute("name", key);
                hiddenField.setAttribute("value", params[key]);

                form.appendChild(hiddenField);
             }
        }

        document.body.appendChild(form);
        form.submit();        
    }
}

zentech.url={

    getPathByUrl: function(url) {
        if (url==null) { url=window.location.href };

        var path;
        if (url.indexOf("//") > -1) {
            path = url.substring(url.indexOf("//") +2);
            path = path.substring(path.indexOf("/") + 1);
        } else {
            path = url.substring(url.indexOf("/") + 1);
        }
        return path.split('/');
    },

    getHostNameByUrl: function(url, inludeProtocol) {
        var hostname;
        var protocol;

        if (url==null) { url=window.location.href };

        if (inludeProtocol==null) { inludeProtocol=true };

        if (url.indexOf("//") > -1) {
            protocol = url.split('/')[0];
            hostname = url.split('/')[2];
        }
        else {
            hostname = url.split('/')[0];
        }

        hostname = hostname.split(':')[0];
        hostname = hostname.split('?')[0];

        if (inludeProtocol) {
            hostname=protocol + '//' + hostname;
        }
        return hostname;
    },

    setUrlParam: function(cURL,cParam,cValue) {
        if (cURL!=null) {
            var cURLOut="";
            var cParamName=cParam + "=";
            var nParamPos=cURL.indexOf(cParamName);
            var cParamString=cParam + "=" + cValue;
        
            if (nParamPos==-1) {
                if (cURL.indexOf("?")!=0) {
                    cURLOut=cURL + "&" + cParamString;
                } else {
                    cURLOut=cURL + "?" + cParamString;
                }
            } else {
                nParamPosTo=cURL.indexOf("&",nParamPos);
                if (nParamPosTo==-1) {
                    cURLOut=cURL.substring(0,nParamPos) + cParamString;
                } else {
                    cURLOut=cURL.substring(0,nParamPos) + cParamString + cURL.substring(nParamPosTo);
                }
            }
            return cURLOut;
        } else {
            return "";
        }
    },

    getParam: function(cURL,cParam) {
        return this.getUrlParam(cURL,cParam);
    },

    getUrlParam: function(cURL,cParam) {
        if (cParam == null) {
            cParam = cURL;
            cURL = window.location.href;
        }

        if (cURL!=null && cParam!=null) {
            var cValue="";
            var cParamName=cParam + "=";
            var nParamPos=cURL.indexOf(cParamName);
        
            if (nParamPos!=-1) {
                nParamPos=nParamPos + cParam.length + 1;
                nParamPosTo=cURL.indexOf("&",nParamPos);
                if (nParamPosTo==-1) {
                    cValue=cURL.substring(nParamPos);
                } else {
                    cValue=cURL.substring(nParamPos,nParamPosTo);
                }
                return cValue;
            } else {
                return null;
            }

        } else {
            return null;
        }
    }
}

zentech.cipher={
    encrypt:function(key, value) {
      var result="";
      for(i=0;i<value.length;++i)
      {
        result+=String.fromCharCode( key[i % key.length]^value.charCodeAt(i) );
      }
      return result;
    },

    decrypt:function(key, value)
    {
     var result="";
      for(i=0;i<value.length;++i)
      {
        result+=String.fromCharCode(key[i % key.length]^value.charCodeAt(i));
      }
      return result;
    }
}
zentech.images={};


zentech.images.lazy={

  /* Use with images like
    
      <img class="lazy" src="placeholder-image.jpg" data-src="image-to-lazy-load-1x.jpg" 
      data-srcset="image-to-lazy-load-2x.jpg 2x, image-to-lazy-load-1x.jpg 1x" alt="I'm an image!">

      */
  active:false,

  setBySelector:function(selector, loadInitial, offset) {

    if (loadInitial==null)  { loadInitial = true }

    document.addEventListener("scroll", function() {
                                      zentech.images.lazy.
                                        load(selector,  offset); 
                                    });

    if (loadInitial) { this.load(selector, loadInitial, 0); }
  },

  load:function(selector, offset) {

    if (selector==null) {
      selector = ".lazy";
    }

    if (offset==null) {
      offset = 300;
    }


        let lazyImages = [].slice.call(document.querySelectorAll("img" + selector));

        if (this.active === false) {
          this.active = true;
          setTimeout(function() {
            lazyImages.forEach(function(lazyImage) {

              if (( lazyImage.getBoundingClientRect().top - offset <= window.innerHeight && 
                    lazyImage.getBoundingClientRect().bottom > 0) && 
                    getComputedStyle(lazyImage).display !== "none") {


                lazyImage.src = lazyImage.dataset.src;
                // lazyImage.srcset = lazyImage.dataset.srcset;
                lazyImage.classList.remove( selector.replace(".","") );

                lazyImages = lazyImages.filter(function(image) {
                  return image !== lazyImage;
                });

                if (lazyImages.length === 0) {
                  // no due to infinite scroll
                  //document.removeEventListener("scroll", lazyLoad);
                  //window.removeEventListener("resize", lazyLoad);
                  //window.removeEventListener("orientationchange", lazyLoad);
                }

              }
            });

            zentech.images.lazy.active = false;
          }, 200);

        }
    }


}
zentech.cookies={

	set:function(name,value,days) {
	    var expires = "";
	    if (days) {
	        var date = new Date();
	        date.setTime(date.getTime() + (days*24*60*60*1000));
	        expires = "; expires=" + date.toUTCString();
	    }
	    document.cookie = name + "=" + (value || "")  + expires + "; path=/";
	},

	get:function(name) {
	    var nameEQ = name + "=";
	    var ca = document.cookie.split(';');
	    for(var i=0;i < ca.length;i++) {
	        var c = ca[i];
	        while (c.charAt(0)==' ') c = c.substring(1,c.length);
	        if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
	    }
	    return null;
	},

	erase:function(name) {   
  		document.cookie = name + '=; expires=Thu, 01 Jan 1970 00:00:01 GMT;';  		
  		document.cookie = name + '=; expires=Thu, 01 Jan 1970 00:00:01 GMT; path=/';
	}
};

zentech.cookies.consent={

	set: function(cDomain, cUrl) {

		var cDescription='Το ' + cDomain + ' χρησιμοποιεί cookies για βελτιστοποίηση της εμπειρίας του χρήστη. \
					 	Με τη χρήση αυτού του ιστοτόπου, αποδέχεστε τη χρήση των cookies.  \
					 	<a href="' + cUrl + '" target="_blank">Όροι Χρήσης</a>. \
					 	<a class="cookieConsentOK">Αποδέχομαι</a> ';

		this.setByDescription(cDescription);

	},

	setByDescription: function(cDescription) {

		var cTemplate='<div id="cookieConsent"><div id="closeCookieConsent">x</div>%DESCRIPTION%</div>';

		cTemplate=cTemplate.replaceAll("%DESCRIPTION%",cDescription)

		$('body').append(cTemplate);

		this.enable();
	},

	enable: function() {

		if (zentech.cookies.get("consent")!="true") { 
			$(document).ready(function(){   
		        setTimeout(function () {
		            $("#cookieConsent").fadeIn(200);
		         }, 4000);
		        $(".cookieConsentOK").click(function() {
		        	zentech.cookies.consent.storeConsent();
		            $("#cookieConsent").fadeOut(200);
		        }); 
		        $("#closeCookieConsent").click(function() {
		            $("#cookieConsent").fadeOut(200);
		        }); 
	    	}); 
		}
	},

	storeConsent:function() {
		zentech.cookies.set("consent", "true", 365);
	}
}