I was looking for a way to write about chemical formulae, and it appears that {xi} can't be embedded inside a lerfu string. Is there a way that should be legal, is there a reason it's not, or what's up with that? .i la'e me'o .y'y. bu xi re boi .o bu cu djacu -- Adam Lopresto http://cec.wustl.edu/~adam/ But soft, what rock through yonder window breaks? 'Tis a stone, and Juliet hath it cast.