First off ... Your probably Infected. Reason for the continual Opening.
Try this.

AVG(free) might be able to fix it. Be sure to update it before you scan your computer: AVG Free Advisor: AVG Anti-Virus Free, then follow the prompts.
Once AVG has fixed the Problem you can delete it if you want to.

If AVG doesn't fix the Infection problem, then Try this.

To fix the limewire keeps popping up / no taskmanager bug do the following

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