I'm stumped. What browser (and version!) are you using? We're using Font Awesome icons in the message editor, but I can change it if I can't fix it.
Thank you. In Firefox, can you see these little icons at the bottom of posts? : Second, can you see the icons on this page: http://fontawesome.io/icons/ And lastly, can you see the little category-collapse arrow icon on the forum homepage: Thanks for helping me troubleshoot.