It looks like you've already got the Zwinky Toolbar.
You can now enjoy one-click access to your favorite Zwinky.com features and more in one convenient spot!
Zwinky:
Easy access to all of your favorite Zwinky.com features!
Facebook:
Quick access to your favorite social network!
Weather:
Get forecast updates for local and surrounding areas!
The Zwinky toolbar offers convenient web search, homepage, and default search. More info.