var abc  = {
            SlotId: "div-gpt-ad-1526893513272-0";
            slotsPadding: { top: 10, bottom: 10 };
            slotsMargin: {
            left: "auto",
            right: "auto" };
            Handle: {
                    selector: "";
                    insert : { type: "inside"};
            },
            AdUnitName: "/118570770/Footers";
            Sizes: [[728, 90], [980, 90], [970, 66], [950, 90], [970, 250], [970, 90], [960, 90], [980, 175], [980, 120]];
            PBSize: [
                {
                    BidderSize:[970, 250];
                    BidderSizeSent: [[970, 250], [970, 90]];
                    bids: [
                            {bidder: "appnexus", params: {placementId: "14705359"}};
                            {bidder: "rubicon", params: {accountId: "17862", siteId: "236590", zoneId: "1167202" }};
                            {bidder: "openx", params:{ unit: "540561834", delDomain: "waytogrow-d.openx.net" }};
                            {bidder: "rtbhouse", params: {region: "prebid-eu", publisherId: "DPvmdEIcN6xczqVEVpOV"}};
                            {bidder: "criteo", params: {zoneId: "1266122"}};
                            {bidder: "smartadserver", params: {domain: "//prg.smartadserver.com", siteId: "269701", pageId: "1033568", formatId: "70887"}};
                            ]
                }];
            Mapping: [
                [[730, 0], [[728, 90], [980, 90], [970, 66], [950, 90], [970, 250], [970, 90], [960, 90], [980, 175], [980, 120]]],
                [[0, 0],[]]
            ]
        }

        // napraw górę (ctrl h, a nie ręcznie, nie bądź parówą)
        // czy '' różni się od ""
        // czy zapis  var integer = 0,1345 jest poprawny? (nie, kropki)