Looking at the list you have AOL messenger, Windows Messenger, NVidia (NWiz, NvCpl), iTunes, OpenOffice, Justsched (QuickTime updater), iPod & QuickTime all running.
Use msconfig from the run command and then remove the ticks from these in the 'Startup' list to disable the autorun function of them.
They will all be using your resources and your internet bandwidth from bootup.
See how your performance runs after that.