Tryit Editor v1.8

Source Code:
<!DOCTYPE html> <html> <head> <script> function aboveFrames() { document.getElementById('myTable').frame="above"; } function belowFrames() { document.getElementById('myTable').frame="below"; } </script> </head> <body> <table id="myTable"> <tr> <td>100</td> <td>200</td> </tr> <tr> <td>300</td> <td>400</td> </tr> </table> <br> <input type="button" onclick="aboveFrames()" value="Show above frames"> <input type="button" onclick="belowFrames()" value="Show below frames"> </body> </html>
Result:
W3Schools.com - Try it yourself