11 lines
221 B
JavaScript
11 lines
221 B
JavaScript
onmessage = function() {
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var a = new XMLHttpRequest();
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a.open('GET', 'empty.html', false);
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a.onreadystatechange = function() {
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if (a.readyState == 4) {
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postMessage(a.response);
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}
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}
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a.send(null);
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}
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