diff --git a/htop.sh b/htop.sh
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+#!/bin/sh
+# filename:     htop.sh
+# author:       Graham Inggs
+# date:         2018-12-29 ; Initial release for XigmaNAS 11.2.0.4
+# purpose:      Install htop on XigmaNAS (embedded version).
+# Note:         Check the end of the page.
+#
+#----------------------- Set variables ------------------------------------------------------------------
+DIR=`dirname $0`;
+PLATFORM=`uname -m`
+RELEASE=`uname -r | cut -d- -f1`
+REL_MAJOR=`echo $RELEASE | cut -d. -f1`
+REL_MINOR=`echo $RELEASE | cut -d. -f2`
+URL="http://distcache.freebsd.org/FreeBSD:${REL_MAJOR}:${PLATFORM}/release_${REL_MINOR}/All"
+HTOPFILE="htop-2.1.0.26.txz"
+#----------------------- Set Errors ---------------------------------------------------------------------
+_msg() { case $@ in
+  0) echo "The script will exit now."; exit 0 ;;
+  1) echo "No route to server, or file do not exist on server"; _msg 0 ;;
+  2) echo "Can't find ${FILE} on ${DIR}"; _msg 0 ;;
+  3) echo "NCurses Disk Usage installed and ready! (ONLY USE DURING A SSH SESSION)"; exit 0 ;;
+  4) echo "Always run this script using the full path: /mnt/.../directory/htop.sh"; _msg 0 ;;
+esac ; exit 0; }
+#----------------------- Check for full path ------------------------------------------------------------
+if [ ! `echo $0 |cut -c1-5` = "/mnt/" ]; then _msg 4; fi
+cd $DIR;
+#----------------------- Download and decompress htop files if needed -----------------------------------
+FILE=${HTOPFILE}
+if [ ! -d ${DIR}/usr/local/bin ]; then
+  if [ ! -e ${DIR}/${FILE} ]; then fetch ${URL}/${FILE} || _msg 1; fi
+  if [ -f ${DIR}/${FILE} ]; then tar xzf ${DIR}/${FILE} || _msg 2;
+    rm ${DIR}/+*; rm -R ${DIR}/usr/local/man; rm -R ${DIR}/usr/local/share; fi
+  if [ ! -d ${DIR}/usr/local/bin ] ; then _msg 4; fi
+fi
+#----------------------- Create symlinks ----------------------------------------------------------------
+for i in `ls $DIR/usr/local/bin/`
+  do if [ ! -e /usr/local/bin/${i} ]; then ln -s ${DIR}/usr/local/bin/$i /usr/local/bin; fi; done
+_msg 3 ; exit 0;
+#----------------------- End of Script ------------------------------------------------------------------
+# 1. Keep this script in its own directory.
+# 2. chmod the script u+x,
+# 3. Always run this script using the full path: /mnt/.../directory/htop.sh
+# 4. You can add this script to WebGUI: Advanced: Command Scripts as a PostInit command (see 3).
+# 5. To run htop from shell type 'htop'.