yihui

\documentclass{beamer}
\usepackage{url}
\begin{document}
<<setup, include=FALSE, tidy=FALSE, highlight=FALSE>>=
# do not use the highlight package; will do it manually
opts_chunk$set(highlight = FALSE, tidy = FALSE)
tokens = c('dlmMLE', 'dlmModReg') # a list of words to be highlighted by structure{}

knit_hooks$set(
  chunk = function(x, options) {