Rated 5 out of 5 stars

Easy DragToGo+
https://addons.mozilla.org/zh-CN/firefox/addon/easy-dragtogo-1/

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http://www.firefox.net.cn/forum/viewtopic.php?t=29894
new one can be used @ firefox 5.0

Rated 4 out of 5 stars

Easy DragToGo+
https://addons.mozilla.org/zh-CN/firefox/addon/easy-dragtogo-1/

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http://www.firefox.net.cn/forum/viewtopic.php?t=29894
new one can be used @ firefox 5.0

Rated 5 out of 5 stars

addon for firefox beta 4 was here. 适用于firefox4beta版本的在这儿!

http://www.firefox.net.cn/forum/download.php?id=13334