diff --git a/R/TTR-package.R b/R/TTR-package.R
index 5ed6d98..7917801 100644
--- a/R/TTR-package.R
+++ b/R/TTR-package.R
@@ -72,12 +72,13 @@ NULL
 #'
 #' ### Note: you must have a working internet connection
 #' ### for the examples below to work!
+#' if (interactive()) {
+#'   # Fetch U.S. symbols from the internet
+#'   nyseSymbols <- stockSymbols("NYSE")
 #'
-#' # Fetch U.S. symbols from the internet
-#' nyseSymbols <- stockSymbols("NYSE")
-#'
-#' # Fetch Yahoo! Finance data from the internet
-#' ge <- getYahooData("GE", 19990404, 20050607, adjust = FALSE)
+#'   # Fetch Yahoo! Finance data from the internet
+#'   ge <- getYahooData("GE", 19990404, 20050607, adjust = FALSE)
+#' }
 #' 
 #'@rdname TTR
 #'@import xts zoo
diff --git a/R/WebData.R b/R/WebData.R
index b70419f..1bfc0f5 100644
--- a/R/WebData.R
+++ b/R/WebData.R
@@ -73,9 +73,11 @@
 #'
 #' ### Note: you must have a working internet
 #' ### connection for these examples to work!
-#' ge <- getYahooData("GE", 19990404, 20050607, adjust = FALSE)
+#' if (interactive()) {
+#'   ge <- getYahooData("GE", 19990404, 20050607, adjust = FALSE)
 #'
-#' nyse.symbols <- stockSymbols("NYSE")
+#'   nyse.symbols <- stockSymbols("NYSE")
+#' }
 #'
 #'@section Warning:
 #'As of TTR 0.23-2, \code{getYahooData} has been patched to work with changes
diff --git a/man/TTR.Rd b/man/TTR.Rd
index 6d086c1..59fa478 100644
--- a/man/TTR.Rd
+++ b/man/TTR.Rd
@@ -42,13 +42,13 @@ stochOsc <- stoch(ttrc[,c("High","Low","Close")])
 
 ### Note: you must have a working internet connection
 ### for the examples below to work!
+if (interactive()) {
+  # Fetch U.S. symbols from the internet
+  nyseSymbols <- stockSymbols("NYSE")
 
-# Fetch U.S. symbols from the internet
-nyseSymbols <- stockSymbols("NYSE")
-
-# Fetch Yahoo! Finance data from the internet
-ge <- getYahooData("GE", 19990404, 20050607, adjust = FALSE)
-
+  # Fetch Yahoo! Finance data from the internet
+  ge <- getYahooData("GE", 19990404, 20050607, adjust = FALSE)
+}
 }
 \references{
 The following sites were used to code/document this package:\cr
diff --git a/man/WebData.Rd b/man/WebData.Rd
index ec00f96..45dd930 100644
--- a/man/WebData.Rd
+++ b/man/WebData.Rd
@@ -92,9 +92,11 @@ to Yahoo Finance, which also included the following changes to the raw data:
 
 ### Note: you must have a working internet
 ### connection for these examples to work!
-ge <- getYahooData("GE", 19990404, 20050607, adjust = FALSE)
+if (interactive()) {
+  ge <- getYahooData("GE", 19990404, 20050607, adjust = FALSE)
 
-nyse.symbols <- stockSymbols("NYSE")
+  nyse.symbols <- stockSymbols("NYSE")
+}
 
 }
 \author{