#=============================================================== 
# R: general options 
#=============================================================== 
options(tab.width=2) 
options(digits=3)                              # Digits of output
options(graphics.record=T)                     # Turn recording of graphic window on 
options(htmlhelp=TRUE)
options(repos='http://cran.cnr.berkeley.edu/') # Berkeley CRAN site (Bettern than Dallas site)

#=============================================================== 
# Tinn-R: necessary packages and functions 
#=============================================================== 
library(utils) 
necessary = c('svIDE', 'svIO', 'svSocket', 'R2HTML', 'Rcmdr', 'spdep', 'maptools') # Expand list for your libraries. Libraries will be installed at first call of R
installed = necessary %in% installed.packages()[, 'Package'] 
if (length(necessary[!installed]) >=1) 
install.packages(necessary[!installed], dep = T) 

options(IDE = 'C:/Program files/Tinn-R/bin/Tinn-R.exe') 
options(use.DDE = T) 

library(svIDE) 
library(svIO) 
library(svSocket) 
library(R2HTML) 
guiDDEInstall()