some of them are deinitely spyware, and some look very suspicious.
Get spybot S&D and blast them...
http://www.safer-networking.org/en/index.html. Be sure to run this every once in a while, and keep it updated. Don't forget to 'immunize' your PC as well.
Also, update your Mcafee antivirus, because some of those entries look a bit suspicious and might be viruses not yet recognised by your a/v. Keeping your Mcafee up to date is something wital you should do as often as possible.
Once you've cleaned things up, be sure to update your winsucks machine, as there are tons of 'holes' in the retail version, and MSucks has released countless patches for them. those really help, as some viruses can exploit those vulnerabilities to get in no matter what AV you might use.
For other needs, look at this URL
http://www.answersthatwork.com/Taskl...s/tasklist.htm which lists most of the tasks you might have, along with their functions. On that page they also sell a software of their own to manage those pesky tasks. forget it, Spybot S&D 1.3 can handle all those functions under the 'tools' section. Use it with care, though, you might cause problems by disabling needed tasks