29 lines
762 B
HTML
29 lines
762 B
HTML
<!DOCTYPE html>
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<script>
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var width, url, width2, url2;
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function maybeReport() {
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if (width !== undefined && url !== undefined &&
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width2 !== undefined && url2 !== undefined) {
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window.parent.postMessage({status: "result",
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width,
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width2,
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url,
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url2}, "*");
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}
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}
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onload = function() {
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width = document.querySelector("img").width;
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width2 = document.querySelector("img").width;
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maybeReport();
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};
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navigator.serviceWorker.onmessage = function(event) {
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if (event.data.suffix == "2") {
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url2 = event.data.url;
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} else {
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url = event.data.url;
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}
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maybeReport();
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};
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</script>
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<img src="image.png">
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<img src="image2.png">
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