What Firefox Extension You Have?

Just update a few exntesion, and i just wonder what extension other user will have ?

• Adblock – block advertisement
• Gmail Notifier – checking gmail account
• Google PageRank Status – showing the google page rank for each web site ( because i never install the google toolbar)
• Close Tab On Double Click – as title, can close the tab faster
• Duplicate Tab – as title copy the tab and make use of the prev and next
• FlashGot – integrated with flashget
• Download Manager Tweak – manage the dl in tab in stead of small pop up window
• Tab Browser Preference – control the browsing preference, force all the link open in tab
• Foxy Tunes – control your player by firefox, example now i control my winamp thru firefox
• Web Developer – power tools for web developer ..