How can the Opera Search History icon be activated?
As far as I know it is not there right after installation. But it is in my current installation...
Update 1: it turned out to be a bookmark to "opera:historysearch" that I inadvertently had placed in the tab bar.
Details:
The Search History feature (search engine for locally stored web pages retrieved by Opera) can be activated by typing "opera:historysearch" in the address bar. There can also be an icon ("five star") for Search History in the same line as the open pages bar that when clicked on will do the same thing.
However after installation it is supposed to look like:

In my current installation it looks like this:

How can it be activated in a fresh installation?
Platform: Opera v9.64, Windows XP SP2 64 bit, 8 GB RAM.

