Hi Prasanna,
Thank you for being patient.
The issue with -
'Page focus to top when dropdown image (Image Blue theme) in DropDownCalendar is clicked' has been confirmed as a defect and our Developers are working on fixing this issue. The fix for this issue would be available in our Essential Studio 2009 Volume 1 release which is expected to be release on January 16th 2009 and we will get back to you on the specified date with more details.
Please refer to the following link for the status update on this defect fix.
http://www.syncfusion.com/support/issues/tools/Default.aspx?ToDo=view&questId=12847Please let us know if you have any other concerns.
Thanks,
Rekha