<h5>Div-1</h5>
<div id="div-1">
    <script type="text/javascript">
        apntag.anq.push(function() {
            apntag.showTag('div-1');
        });
    </script>
</div>
<br>
<h5>Div-2</h5>
<div id="div-2">
    <script type="text/javascript">
        apntag.anq.push(function() {
            apntag.showTag('div-2');
        });
    </script>
</div>
   
  
    var div_1_sizes = [
    [300, 250],
    [300, 600]
];
var div_2_sizes = [
    [728, 90],
    [970, 250]
];
var PREBID_TIMEOUT = 1000;
var pbjs = pbjs || {};
pbjs.que = pbjs.que || [];
var adUnits = [
    {
        code: 'div-1',
        mediaTypes: {
            banner: {
                sizes: div_1_sizes
            }
        },
        bids: [{
            bidder: 'appnexus',
            params: {
                placementId: 13144370
            }
        }]
    },
    {
        code: 'div-2',
        mediaTypes: {
            banner: {
                sizes: div_2_sizes
            }
        },
        bids: [{
            bidder: 'appnexus',
            params: {
                placementId: 13144370
            }
        }]
    }
];
pbjs.que.push(function() {
    pbjs.addAdUnits(adUnits);
    pbjs.requestBids({
        bidsBackHandler: function(bidResponses) {
            initAdserver();
        },
        timeout: PREBID_TIMEOUT
    });
});
// Prebid Config Section END
var apntag = apntag || {};
apntag.anq = apntag.anq || [];
apntag.anq.push(function() {
    apntag.setPageOpts({
        member: 1543
    });
    apntag.defineTag({
        tagId: 10885450,
        sizes: div_1_sizes,
        targetId: 'div-1'
    });
    apntag.defineTag({
        tagId: 10885450,
        sizes: div_2_sizes,
        targetId: 'div-2'
    });
});
//start loading tags
function initAdserver() {
    if (pbjs.requestSent) {
        return;
    }
    pbjs.requestSent = true;
    pbjs.que.push(function() {
        apntag.anq.push(function() {
            pbjs.setTargetingForAst();
            apntag.loadTags();
        });
    });
}
   
  
    <html>
  <head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>Using Prebid.js with Microsoft Monetize Ad Server</title>
    <!-- required scripts -->
    <script async src="https://cdn.jsdelivr.net/npm/prebid.js@latest/dist/not-for-prod/prebid.js"></script>
    <script async src="https://adsdk.microsoft.com/ast/ast.js"></script>
  </head>
  <body>
  
  <!-- javascript -->
  <script>var div_1_sizes = [
    [300, 250],
    [300, 600]
];
var div_2_sizes = [
    [728, 90],
    [970, 250]
];
var PREBID_TIMEOUT = 1000;
var pbjs = pbjs || {};
pbjs.que = pbjs.que || [];
var adUnits = [
    {
        code: 'div-1',
        mediaTypes: {
            banner: {
                sizes: div_1_sizes
            }
        },
        bids: [{
            bidder: 'appnexus',
            params: {
                placementId: 13144370
            }
        }]
    },
    {
        code: 'div-2',
        mediaTypes: {
            banner: {
                sizes: div_2_sizes
            }
        },
        bids: [{
            bidder: 'appnexus',
            params: {
                placementId: 13144370
            }
        }]
    }
];
pbjs.que.push(function() {
    pbjs.addAdUnits(adUnits);
    pbjs.requestBids({
        bidsBackHandler: function(bidResponses) {
            initAdserver();
        },
        timeout: PREBID_TIMEOUT
    });
});
// Prebid Config Section END
var apntag = apntag || {};
apntag.anq = apntag.anq || [];
apntag.anq.push(function() {
    apntag.setPageOpts({
        member: 1543
    });
    apntag.defineTag({
        tagId: 10885450,
        sizes: div_1_sizes,
        targetId: 'div-1'
    });
    apntag.defineTag({
        tagId: 10885450,
        sizes: div_2_sizes,
        targetId: 'div-2'
    });
});
//start loading tags
function initAdserver() {
    if (pbjs.requestSent) {
        return;
    }
    pbjs.requestSent = true;
    pbjs.que.push(function() {
        apntag.anq.push(function() {
            pbjs.setTargetingForAst();
            apntag.loadTags();
        });
    });
}
</script>
  <!-- html -->
  <h5>Div-1</h5>
<div id="div-1">
    <script type="text/javascript">
        apntag.anq.push(function() {
            apntag.showTag('div-1');
        });
    </script>
</div>
<br>
<h5>Div-2</h5>
<div id="div-2">
    <script type="text/javascript">
        apntag.anq.push(function() {
            apntag.showTag('div-2');
        });
    </script>
</div>
  </body>
</html>