im not too good with computers but i know my way around a bit of programs and it seems i have run into a virus that 1 wont let me use google links, i have to copy the address and paste it into the bar 2 slows down my connection 3 wont let me access any antiviral websites 4 wont let me use malwarebytes, spybots&d, avg, mcafee and wont even let me install hijack this so help plz?