diff --git a/install.sh b/install.sh
new file mode 100755
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--- /dev/null
+++ b/install.sh
@@ -0,0 +1,49 @@
+#!/bin/sh
+BASEDIR=`dirname $0`
+echo $BASEDIR | grep "^/" >/dev/null
+if [ $? -ne 0 ] ; then
+    BASEDIR=`pwd`/$BASEDIR
+fi
+if [ "" = "$TMPDIR" ] ; then
+    TMPDIR=/tmp
+fi
+_mktemp=`which mktemp 2>/dev/null`
+if [ -x "${_mktemp}" ] ; then
+    tmpdirTemplate="$TMPDIR/sophos_distribution_XXXXXXX"
+    SOPHOS_INSTALL_TMP=`${_mktemp} -d ${tmpdirTemplate}`
+    [ $? = 0 ] || { echo "Could not create temporary directory" 1>&2 ; exit 1 ; }
+else
+    _od=`which od 2>/dev/null`
+    if [ -x "${_od}" ] ; then
+        _random=/dev/urandom
+        [ -f "${_random}" ] || _random=/dev/random
+        SOPHOS_INSTALL_TMP=$TMPDIR/sophos_distribution_`${_od} -An -N16 -tu2 "${_random}" | tr -d " \t\r\n"`.$$
+    else
+        SOPHOS_INSTALL_TMP=$TMPDIR/sophos_distribution_${RANDOM-0}.${RANDOM-0}.${RANDOM-0}.$$
+    fi
+
+    [ -d "${SOPHOS_INSTALL_TMP}" ] && { echo "Temporary directory already exists" 1>&2 ; exit 1 ; }
+    (umask 077 && mkdir ${SOPHOS_INSTALL_TMP}) || { echo "Could not create temporary directory" 1>&2 ; exit 1 ; }
+fi
+if [ ! -d "${SOPHOS_INSTALL_TMP}" ] ; then
+    echo "Could not create temporary directory" 1>&2
+    exit 1
+fi
+
+echo "exit 0" > "$SOPHOS_INSTALL_TMP/exectest" && chmod +x "$SOPHOS_INSTALL_TMP/exectest"
+$SOPHOS_INSTALL_TMP/exectest || {
+    echo "Cannot execute files within $TMPDIR directory. Please see KBA 131783 http://www.sophos.com/kb/131783" 1>&2
+    rm -rf $SOPHOS_INSTALL_TMP
+    exit 15
+}
+
+export SOPHOS_INSTALL_TMP
+cd $SOPHOS_INSTALL_TMP
+tar xf "$BASEDIR/sav.tar"
+[ -f "$BASEDIR/uncdownload.tar" ] && tar xf "$BASEDIR/uncdownload.tar"
+[ -f "$BASEDIR/talpa.tar" ] && tar xf "$BASEDIR/talpa.tar"
+sophos-av/install.sh "$@"
+RETCODE=$?
+cd /
+rm -rf $SOPHOS_INSTALL_TMP
+exit $RETCODE
diff --git a/sav.tar b/sav.tar
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diff --git a/talpa.tar b/talpa.tar
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diff --git a/uncdownload.tar b/uncdownload.tar
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