spil ads like googletags

banner-landing.html

<div id='kogama_970x90'>
    <script type='text/javascript'>
        spilAdsManager.cmd.push(function() {
            spilAdsManager.display('kogama_970x90');
        });
    </script>
</div>

header.html

<script type="text/javascript">
    var spilAdsManager = spilAdsManager || {};
    spilAdsManager.cmd = spilAdsManager.cmd || [];

    spilAdsManager.cmd.push(function() {
        spilAdsManager.define({position: "leaderboard", size: [300, 250], nodeId: 'kogama_300x250'});
        spilAdsManager.define({position: "leaderboard", size: [336, 280], nodeId: 'kogama_336x280'});
        spilAdsManager.define({position: "banner", size: [728, 90], nodeId: 'kogama_728x90'});
        spilAdsManager.define({position: "banner", size: [970, 90], nodeId: 'kogama_970x90'});
    });
</script>

<script type="text/javascript">
    var adScript = document.createElement('script');
    adScript.setAttribute('type', 'text/javascript');
    adScript.setAttribute('src', "ads.spil.js");
    document.getElementsByTagName('head')[0].appendChild(adScript);
</script>

spil.ads.js

(function(window) {
	if (typeof(window.spilAds) === 'undefined') {
        var spilAds = {
            queue: [],
            showAd: function(data) {
                this.queue.push(data);
            }
        }

        var spilAdsQueue = spilAds;
		window.spilAdsQueue = spilAdsQueue;
		window.spilAds = spilAds
    } 

    var adScript = document.createElement('script');
    adScript.setAttribute('type', 'text/javascript');
    adScript.setAttribute('src', 'http://adsolution.spilgames.com/build/vda.min.js');
    adScript.onload = function() {
        if (typeof(window.spilAdsQueue) !== 'undefined') {
            for (var i = 0 ; i < window.spilAdsQueue.queue.length ; i++) {
                window.spilAds.showAd(window.spilAdsQueue.queue[i]);
            }
        }
    }
    
    window.document.getElementsByTagName('head')[0].appendChild(adScript);

    var spilAdsManager = {};
    spilAdsManager.definitions = [];
    spilAdsManager.define = function(data) {
        spilAdsManager.definitions.push({
             domNodeId: data.nodeId,
             dimensions: {
                 domain: data.domain || 'kogama.com',
                 position: data.position,
                 pageType: data.page || 'homepage',
                 deviceCategory: data.category || 'desktop',
                 gameId: data.gameId || '1'
             },
             size: data.size,
             onError: function(error) {
                 console.log('error:', error);
             },
             onProgress: function(progress) {
                 //console.log('progress:', progress);
             },
             onCompleted: function(result) {
                 //console.log('completed:', result);
             }
         });
    }

    spilAdsManager.display = function(nodeId) {
        var data = null;

        for (var i=0; i < spilAdsManager.definitions.length; i++) {
            if (spilAdsManager.definitions[i].domNodeId === nodeId) {
                data = this.definitions[i];
                break;
            }
        }

        if (data === null) {
            throw "ad " + nodeId + " is not defined.";
        }

        window.spilAds.showAd(data);
    }

    var queue = window.spilAdsManager.cmd || [];
	spilAdsManager.cmd = {};
	spilAdsManager.cmd.push = function(cb) {
		cb();
	};

	window.spilAdsManager = spilAdsManager;

	for (var i=0; i < queue.length; i++) {
		queue[i]();
	}

	return spilAdsManager;
})(window);