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<html><body><p>Click the button to create a BLOCKQUOTE element with a link to worldwildlife.org as the source of the quotation.</p><button onclick="myFunction()">Try it</button><script>function myFunction() { var x = document.createElement("BLOCKQUOTE"); var t = document.createTextNode("For 50 years, WWF has been protecting the future of nature."); x.setAttribute("cite", "http://www.worldwildlife.org/who/index.html"); x.appendChild(t); document.body.appendChild(x);}</script></body></html>