Gah, why would you want to run both? Well, Firebug is the suck in Firefox 3. I’ve been doing a lot of javascript/ajax development lately.
When using Firefox 3 and the Firebug console, I get the following error occasionally:

commandLine.evaluate FAILS: [Exception... "Security Manager vetoed action" nsresult: "0x80570027 (NS_ERROR_XPC_SECURITY_MANAGER_VETO)" location: "JS frame :: chrome://firebug/content/commandLine.js :: :: [...]

Make history.  It’s out.
Update:
Aw, yea!

var addthis_pub = ‘duyvu’;
var addthis_language = ‘en’;var addthis_options = ‘email, favorites, digg, delicious, myspace, google, facebook, reddit, live, more’;

The Open Geospatial Consortium just announced that KML has been adopted as an open standard. KML stands for Keyhole Markup Language, originally designed by Keyhole who was acquired by Google back in 2004.  Keyhole’s Earth Viewer product was reborn as what we know today as Google Earth.  I first came across KML when I was [...]