diff --git a/build/build.sh b/build/build.sh
new file mode 100755
index 0000000000..bbcf4ff86d
--- /dev/null
+++ b/build/build.sh
@@ -0,0 +1,35 @@
+#!/bin/sh
+
+#
+# Script to build compressed single file version of OpenLayers library
+#
+
+OUTPUT_FILENAME=OpenLayers.js
+TMP_OUTPUT_FILENAME=tmp.${OUTPUT_FILENAME}
+
+TOOLS_DIR=../tools
+
+CFG_FILENAME=library.cfg
+
+SRC_DIR=../lib
+
+CMD_MERGE_JS=${TOOLS_DIR}/mergejs.py
+
+CMD_SHRINKSAFE=${TOOLS_DIR}/shrinksafe.py
+
+LICENSE_HEADER_FILENAME=license.txt
+
+
+## Generate "fat" single file library version
+${CMD_MERGE_JS} -c ${CFG_FILENAME} ${TMP_OUTPUT_FILENAME} ${SRC_DIR}
+
+
+## Compress ("shrink") the single file library version
+
+echo
+echo Shrinking and post-processing...
+# (We also append the license header here.)
+${CMD_SHRINKSAFE} ${TMP_OUTPUT_FILENAME} | cat ${LICENSE_HEADER_FILENAME} - > ${OUTPUT_FILENAME}
+
+echo
+echo Done.