hello i got a few questions

1st.i got like several entries such as SmileyCentral Funwebproducts and something else i am not sure if these are possible spyware entries because when i do uncheck certain things that bog down my computer and i noticed 1 entry was in red it was a spigotsearch i don't know if that's a possible spyware entry and i did notice that the Ctfmon loads like almost everytime what is the purpose of that program on a computer.
2nd.is there someway to prevent tracking cookies on a computer because i've noticed a lot in the tracking flash shared objects i don't know on how they are considered