How do I instruct Applescript to open a new Firefox window with a link?

Question

my code looks like this

tell application \"Firefox\"
 open location \"http://rubyquicktips.tumblr.com/\"
end tell

but if I have Firefox open, t

Answer 1

this works, but opens your welcome site in first tab...

tell application "Firefox" to activate
tell application "System Events" to keystroke "n" using command down
delay 3
tell application "Firefox"
    open location "http://rubyquicktips.tumblr.com/"
end tell