getting mail links to open gmail not outlook

[_Jimlad_]

evertime i click on a link it tries to open outlook, i want it to open gmail, manged to do this before but can't remeber now! any ideaS?

 

[_Jimlad_]

sorted found the link i needed for gmail

http://lifehacker.com/392287/set-firefox-3-to-launch-gmail-for-mailto-links