BitComet 0.99

GUI Improved: check software update in system automatically, can be enable in option dialog
GUI Improved: new FireFox extension, support download file using BitComet
GUI Improved: new option in advanced setting page: query task comment and snapshot info automatically
GUI Improved: when browse the save location folder of task, do not open new window if this folder has already been opened
GUI Improved: add time interval setting to context menu of floating window
GUI Bugfix: BC link of BT task displayed as error link in HTTP task properties dialog
GUI Bugfix: failed to verify login password at BitComet startup will lead to crash
Core Improved: increase connection speed of downloading torrent file in BC link, and querying HTTP file size
Core Bugfix: preview in full screen mode for more than twice do not work properly under Windows Vista