Index: /issm/trunk-jpl/scripts/DownloadExamplesDatasets.sh
===================================================================
--- /issm/trunk-jpl/scripts/DownloadExamplesDatasets.sh	(revision 25906)
+++ /issm/trunk-jpl/scripts/DownloadExamplesDatasets.sh	(revision 25906)
@@ -0,0 +1,40 @@
+#!/bin/bash
+################################################################################
+# This script downloads all datasets needed for running the ISSM tutorials.
+#
+# The default behavior is to download datasets to the examples/Data directory 
+# relative to this script. An alternate output directory can be designated by 
+# supplying a command line argument.
+#
+# NOTE:
+# - This script does not clobber existing files, intentionally. To download and 
+#	unzip new copies, first remove existing files manually.
+################################################################################
+
+## Constants
+#
+DATASETS_URL="https://issm.jpl.nasa.gov/documentation/tutorials/datasets"
+DIRECTORY_PREFIX=$(cd $(dirname "$0"); pwd)"/../examples/Data" # Default behavior is to download datasets to examples/Data directory relative to this script
+
+if [ $# -gt 0 ]; then
+	DIRECTORY_PREFIX=$1
+
+	if [ ! -d ${DIRECTORY_PREFIX} ]; then
+		echo "Error: output directory ${DIRECTORY_PREFIX} does not exist"
+		exit 1
+	fi
+fi
+
+# Get content of page that hosts datasets, reduce to just datasets list, then 
+# parse out dataset links
+dataset_urls=$(\
+	curl -Ls ${DATASETS_URL} |\
+	sed '/<!--DATASETS LIST START-->/,/<!--DATASETS LIST END-->/ !d' |\
+	sed -n 's/.*<li><a href="\([^"]*\)">.*/\1/p'
+)
+
+# Get datasets
+wget --no-clobber --directory-prefix="${DIRECTORY_PREFIX}" ${dataset_urls}
+
+# Expand zip files
+unzip -n "${DIRECTORY_PREFIX}/*.zip"