block-screen which can be unblocked with the USB stick where you have the key generated by the program. Main Features: - Generates a protection-key for each USB stick - Blocks PC by simply pressing CTR+L - Activates a block-screen after locking the PC - Denies access to unauthorized users - Preserves block-status even after reboot Detailed features: - Activates the block screen by just three steps. All you have to do, in order to have your PC protected

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Blocker is a desktop application that helps you to block or restrict sites that are involved in questionable practices. When you surf the web you may sometimes accidentally visit sites that, for example, try to install some sort of spyware on your computer. If you had known that beforehand you probably wouldn`t have visited these sites at all. Koffix Blocker can help you block these sites. To block a site, Koffix can simply add it to the HOSTS file

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BlockPop block any annoying popup ads automatically. With its popup block engine, BlockPop can block 99% of all unsolicited popup ads and will never interfere with your normal navigation. BlockPop can block pop-up, pop-under, on load popups, on quit, after delay popups and even the most annoying popup ads will be blocked, which most other popup killer can`t block.

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CountryWhois is a utility for identifying the geographic location of an IP address. CountryWhois can be used to analyze server logs, check e-mail address headers, identify online credit card fraud, or in any other instance where you need to quickly and accurately determine the country of origin by IP address. What makes CountryWhois different from similar tools is its very high accuracy (over 98%), unprecedented speed of processing (a 100 MB log

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Random letter block will drop down to bottom step by step, just like the tetris game, use left and right arrow key to move the letter block, use space or down arrow key to accelerate block dropping. When the block drop to the bottom, the correct word(3-8 letters) will be moved, and the above blocks will drop to the bottom. The correct words will be listed in the box on the right. If the new letter block can`t drop, game over.

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Messenger is a service that comes with Windows XP, NT, and 2000. Advertisers have taken advantage of this by sending ads over this service. Messenger Pop-up Blocker is a free program that blocks `messenger pop-ups` from appearing on your desktop. It does not block other pop-up ads while surfing the Internet. Messenger Popup Blocker does not in any way disable you from instant messaging (AIM, MSN Messenger, ICQ).

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