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<!DOCTYPE html> <html> <body> <p>Click the button to create an IFRAME element with w3schools.com in the frame.</p> <button onclick="myFunction()">Try it</button> <script> function myFunction() { var x = document.createElement("IFRAME"); x.setAttribute("src", "http://www.w3ii.com"); document.body.appendChild(x); } </script> </body> </html>