You can find that here: Firefox > Web Developer > Scratchpad (Shift+F4)Read this answer in context 4
Additional System Details
- Shockwave Flash 11.1 r102
- This plugin provides integration with Gnome Shell for live extension enabling and disabling. It can be used only by extensions.gnome.org
- The Totem 3.0.1 plugin handles video and audio streams.
- DivX Web Player version 188.8.131.52
- The IcedTea-Web Plugin executes Java applets.
- This plug-in detects the presence of iTunes when opening iTunes Store URLs in a web page with Firefox.
- User Agent: Mozilla/5.0 (X11; Linux x86_64; rv:7.0.1) Gecko/20100101 Firefox/7.0.1
upgrade your browser to Firefox 8 and try
You can find that here: Firefox > Web Developer > Scratchpad (Shift+F4)
Thanks, Scratchpad worked just fine!