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19 lines
315 B
HTML
19 lines
315 B
HTML
<!DOCTYPE HTML>
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<html>
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<body>
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<script type="application/javascript">
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function o() {
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var xhr = new XMLHttpRequest();
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xhr.open("GET", "sync_xhr_unload.sjs", false);
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try { xhr.send(); } catch(e) {}
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}
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window.addEventListener("beforeunload", o);
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window.addEventListener("unload", o)
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</script>
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</body>
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</html>
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