btn:hover on "navbar a" is weird

[Cássio Nandi Citadin]

Hi, well, first of all, a picture of the weirdness:

[image: Imagem inline 1]
When I move the mouse over this <a class"btn"> it gets this black flag
inside it. Reproduced on Firefox 10.0.2 and Chrome 16, on Ubuntu 11.12.



-- 
Cordialmente,
   Cássio Nandi Citadin  -  cassionandi at gmail.com
    @cassionandi <https://twitter.com/#%21/cassionandi>  -
http://cassionandi.blogspot.com
   (48) 9921-9991

Não basta ser agora, tem que ser pra Jah!

<<button-on-nav-bar.png>>