Ahh,... I thought it was the same issue. Just checked, and apparently it has to do with the skin I am using on the page (skn3_skin)
It places the word "Sourcecode" on the top line of the codebox, and also overlays it with the first line of code so the top line of the box has text on top of text.
It places the word "Sourcecode" on the top line of the codebox, and also overlays it with the first line of code so the top line of the box has text on top of text.