computer virtually nonresponsive at times

please tell me what to do to fix this.....was trying to install kaspersky internet security 2011 and computer will not allow it.

Hello
[QUOTE]System booted in [B]Safe Mode with Networking[/B][/QUOTE]It's wrong, we need logs from normal boot mode only. Pls. repeat.
[QUOTE]was trying to install kaspersky internet security 2011 and computer will not allow it. [/QUOTE]Did you remove previous version of your antivirus?