That kind of problem sounds like there might be a virus or malware on your computer -- lots of them can mess with your hosts file.Here's a good free scanner that might help:http://www.malwarebytes.org/products/malwarebytes_free
^Because a lot of your posts are considered spamming. In other words, posts with the sole function of raising your post count to get access to the other areas.Post like: "Thank you" and "She is cool" etc do not add anything.
b) Think Before You Speak/Acti) If you know that something that you are going to do/say is going to potentially upset people, do NOT do/say it.