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<html><body style="background:#f3f3f3 url('img_tree.png');background-repeat:repeat-y;"><h1>HTML Style Object</h1><h2>The backgroundRepeat Property</h2><button type="button" onclick="myFunction()">Get background-repeat value</button><script>function myFunction() { alert(document.body.style.backgroundRepeat);}</script></body></html>