Assegnate 5 su 5 stelle

(This review is mainly copied from kadusa's one, because most steps are same as it.)

You MUST CLOSE Firefox or the file will not update.

Find "customizegoogle.jar"
In your firefox profiles directry (like "\Documents and Settings\\Application Data\Mozilla\Firefox\Profiles\xxxxxxxxx.default\extensions\{fce36c1e-58d8-498a-b2a5-66ad1cedebbb}\chrome\"

Open the file with Winrar (or your zip tool).

Find "javascript.js"
In customizegoogle.jar\content\customizegoogle\

Drag and drop the "javascript.js" file to your desktop
Edit "javascript.js" with notepad or similar.

change all:
/li[@class='g']

to:
/li[@class='g' or @class='g w0']

Save the file.

Drag and drop the "javascript.js" file back into the Winrar window.
Winrar will show a small window, click OK.

After this, It worked for me :)

I wrote this in my blog(http://fdays.blogspot.com/2009/05/firefox-customizegoogle-searchwiki.html), but it is written by Japanese...