User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9.1b1pre) Gecko/20080903020504 Minefield/3.1b1pre Build Identifier: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9.1b1pre) Gecko/20080903020504 Minefield/3.1b1pre Select All + Copy copies all hidden elements on the page to the clipboard, causing potential confusion and anger in unsuspecting users when they paste the text somewhere. For example, if a page contains the following code, Select All would also select unwanted profanities, while a manual selection of the entire text would not: <font color="#990000">Bad example</font>: Mozilla crashed. <span style="display: none;">You suck!</span> Reproducible: Always Steps to Reproduce: 1. Select All 2. Copy to clipboard 3. Paste somewhere Actual Results: Any hidden text on the page gets copied along with visible content. Expected Results: Most users probably expect Firefox to copy only what's actually visible on the page. This is reproducible at least on Firefox 3.0 and newer.