Strange   automatically getting added to my page editor

Hello I cannot seem to login to your site to post on the forums. I have an account created, and have posted in there in the post.

1. Unable to login with credentials on your Support forum. Filling in username, password, and submitting just refreshes the page.

2. I am getting some strange code added to my text editor when editing pages and it gets really annoying when trying to code. I keep getting

&npsp;
placed automatically everywhere. You can see in the screenshot below

Screenshot: http://worldskateboarding.com/wp-content/uploads/2015/03/screenshot.jpg

If I could log into the Support forum, I would of added this as a post, with my login credentials.