AntiVirGear is a rogue anti-spyware application designed to scare you into purchasing AntiVirGear's full version by showing misleading warning messages on your Taskbar if you unistall by add and remove apps it will remove but leave elements still in and reinstall on next start up..you need spyhunter to remove,, you can also remove it manually but there alot of work to do,,hes a link also link for spyhunter download.
http://www.spywareremove.com/removeantivirgear.html you really need to get a good spyware monitor that detects these before they get onto your pc..as they dont do damage but are very annoying and tough sometimes to completely remove. once this is sort then you can get the other problem sorted.