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<!DOCTYPE html> <html> <body> <img id="myImg" src="compman.gif" style="width:500px;height:98px;"> <p>In this example, the image's width is originally 107 pixels. We have used CSS to style the image to 500 pixels wide.</p> <p>Click the button to display the original width of the image.</p> <p><strong>Note:</strong> The naturalWidth property is not supported in Internet Explorer 8 and earlier.</p> <button onclick="myFunction()">Try it</button> <p id="demo"></p> <script> function myFunction() { var x = document.getElementById("myImg").naturalWidth; document.getElementById("demo").innerHTML = x; } </script> </body> </html>