How to Enter your Useful Bug Report into Bugzilla
From the Bugzilla main page (http://bugzilla.mozilla.org), choose “Enter a new bug”.
Select the product that you’ve found a bug in.
Now, fill out the form. Here’s what it all means:
Where did you find the bug? — which product,which product version,which component, which hardware platform ,which Operating System
How important is the bug? — Severity
Who will be following up on the bug? — Which engineer should be responsible for fixing this bug? Who else should receive e-mail updates on changes to this bug?
What else can you tell the engineer about the bug? — On what URL did you discover this bug? How would you describe the bug, in approximately 60 or fewer characters?