PLEASE HELP MEEEEE!!!!!!!!
Answer:
Download an anti virus...
Answer:
Create multiple email accounts. Use the first one for correspondence with family and friends. Never use it online. Use the second one when you need to register for web-based services, etc. The second one will get tons of spam, but that's okay, because you won't check this one on a regular basis unless absolutely necessary.
Answer:
Use a good spam filter and check your PC for viruses. From http://fixit.in