<html> <body> <script language="JavaScript"> function function1(){ myDiv2.mergeAttributes(myDiv1); } </script> <div id="myDiv1" style="border:solid blue 2px; width:600; height:200;"> www.java2s.com </div> <div id="myDiv2">www.java2s.com</div> <button onclick="function1();">Merge attributes</button> </body> </html>