Viewing OpenOffice.org Documents in Firefox
How to open OpenOffice.org documents within Firefox

---

Tweak Type:	Display |General
Fx 2:	YES
Fx 3:	YES
Fx 3.5:	YES

There is a link below to the spreadsheet, follow these six seemingly simple steps below and the document will open in Firefox instead of OpenOffice.org (note: the Firefox dialog boxes you get may say Bon Echo, Firefox, Gran Paradiso or something else depending on what build you are using):

Step 1: Activate the Mozilla Plug-in from within OpenOffice.org via the Tools Menu then Options...

Step 2: Click this link: MLB Playoffs

Step3: When Firefox asks what you want to with this file select Open with and then from the drop down select Other...

Step 4: Locate firefox.exe on your machine (Windows users should be under C:\Program Files\Mozilla Firefox) and select firefox.exe click OK.

Step 5: Your dialog box should look similar to the one below.  Be sure to check the Do this automatically for files like this from now on. and click OK.

Step 6: If you have completed step 1, a new tab will open and the document will appear in the tab within a few seconds (maybe longer depending on your connection).

Source