While adding columns in IE, scroll bar for column list menu goes to very top on secon

Be sure your post includes:

1.: v9.1p_2014-09-30/Pro Deployment (built 2014-09-30)

2. IE Version 11.0.9600.17420CO

3. Steps to reproduce -

a. Please open the following link in the above mentioned version of IE
www.smartclient.com/docs/9.1/a/system/reference/SmartClient_Explorer.html#WSDLDataSource

b. make the window small enough to ensure that when a context menu to add/remove column has a scrollbar to it.
c. Scroll to the very bottom and click on the last column name
d. Click again on the same column, you will notice on your second click scroll bar shoot to very top.

If any more information is needed please let me know.

Thanks in advance