You cant apply table formatting to multiple selected tables on same sheet by
highlighting several different ranges.

Think you should be able to create a "My Table Style", and have a double
click default when click on table format

----------------
This post is a suggestion for Microsoft, and Microsoft responds to the
suggestions with the most votes. To vote for this suggestion, click the "I
Agree" button in the message pane. If you do not see the button, follow this
link to open the suggestion in the Microsoft Web-based Newsreader and then
click "I Agree" in the message pane.

http://www.microsoft.com/office/comm...heet.functions