diff --git a/399.midipix_sh.build b/399.midipix_sh.build
index 3bd0413..b2f4fcc 100644
--- a/399.midipix_sh.build
+++ b/399.midipix_sh.build
@@ -3,61 +3,10 @@
 #
 
 if ! is_build_script_done install; then
-	IFS=""; cat <<EOF > ${PREFIX}/midipix.sh;
-#!/bin/sh
-#
-MIDIPIX_PATH_DEFAULTS="/c/Midipix /z";
-
-if [ "\${1}" = -h ]; then
-        echo "usage: \$0 [drive_letter [dirname]]";
-        exit 1;
-elif [ \${#} -eq 0 ]; then
-for MIDIPIX_PATH in \${MIDIPIX_PATH_DEFAULTS}; do
-	[ -d /cygdrive\${MIDIPIX_PATH} ] || continue;
-	MIDIPIX_DRIVE=\${MIDIPIX_PATH#/};
-	MIDIPIX_DRIVE=\${MIDIPIX_DRIVE%%/*};
-	MIDIPIX_PNAME=\${MIDIPIX_PATH#/\${MIDIPIX_DRIVE}};
-	MIDIPIX_PNAME=\${MIDIPIX_PNAME#/};
-	break;
-done;
-else
-	MIDIPIX_DRIVE="\${1}"; MIDIPIX_PNAME="\${2}";
-	if [ "\${MIDIPIX_DRIVE#*[ 	]*}" != "\${MIDIPIX_DRIVE}" ]\\
-	|| [ "\${MIDIPIX_PNAME#*[ 	]*}" != "\${MIDIPIX_PNAME}" ]; then
-		echo "Error: drive_letter/dirname must not contain SP (\\\` ') or VT (\\\`\\\\\t') characters.";
-		exit 1;
-	fi;
-fi;
-MIDIPIX_PATH=/\${MIDIPIX_DRIVE}\${MIDIPIX_PNAME:+/\${MIDIPIX_PNAME}};
-if [ ! -d /cygdrive\${MIDIPIX_PATH} ]; then
-	echo "Error: Midipix path non-existent or invalid (\\\`\${MIDIPIX_PATH}'.)";
-	exit 1;
-else
-	if [ -f /cygdrive\${MIDIPIX_PATH}/bin/libpsxscl.log ]; then
-		echo Found libpsxscl.log, copying to /cygdrive\${MIDIPIX_PATH}/bin/libpsxscl.last.
-		cp /cygdrive\${MIDIPIX_PATH}/bin/libpsxscl.log	\\
-			/cygdrive\${MIDIPIX_PATH}/bin/libpsxscl.last;
-	fi;
-	echo "Midipix drive letter.....: \${MIDIPIX_DRIVE}";
-	echo "Midipix pathname.........: \${MIDIPIX_PNAME}";
-	echo "Absolute Midipix pathname: \${MIDIPIX_PATH}";
-	echo --------------------------------------------------------
-	echo WARNING: The cygdrive path prefix will be changed to /
-	echo whilst the Midipix shell window is running. It will be
-	echo reset to its original value of /cygdrive after it exits.
-	echo --------------------------------------------------------
-	mintty -h always -e /bin/sh -c "
-		set -o errexit; stty raw -echo;
-		mount --change-cygdrive-prefix /;
-		cd \${MIDIPIX_PATH}/native/bin;
-		export PATH=\${MIDIPIX_PATH}/native/bin:\${MIDIPIX_PATH}/native/lib;
-		./ntctty.exe -e chroot //\${MIDIPIX_PATH#/}/native /bin/bash";
-	echo --------------------------------------------------------
-	echo Resetting cygdrive path prefix to /.
-	echo --------------------------------------------------------
-	mount --change-cygdrive-prefix /cygdrive;
-fi;
-EOF
+	(cd ${MIDIPIX_BUILD_PWD};
+	tar -cpf - midipix.sh						\
+			'Create `Midipix mintty shell'\'' shortcut.vbs'	|\
+		tar -C ${PREFIX} -xpf -);
 	chmod +x ${PREFIX}/midipix.sh;
 	set_build_script_done install finish;
 fi;
diff --git a/Create `Midipix mintty shell' shortcut.vbs b/Create `Midipix mintty shell' shortcut.vbs
new file mode 100644
index 0000000..ab0d3bb
--- /dev/null
+++ b/Create `Midipix mintty shell' shortcut.vbs
@@ -0,0 +1,18 @@
+Set WshShell = CreateObject("WScript.Shell")
+LinkPath = WshShell.CurrentDirectory + "\Midipix mintty shell.lnk"
+If WScript.Arguments.Count = 0 Then
+	MinttyPath = "C:\cygwin64\bin\mintty.exe"
+Else
+	MinttyPath = WScript.Arguments(0)
+End If
+
+Set fso = CreateObject("Scripting.FileSystemObject")
+If not (fso.FileExists(LinkPath)) Then
+	Set oMyShortCut = WshShell.CreateShortcut(LinkPath)
+	oMyShortCut.WindowStyle = 4
+	oMyShortcut.IconLocation = MinttyPath
+	oMyShortCut.TargetPath = MinttyPath
+	oMyShortCut.Arguments = "-i /Cygwin-Terminal.ico -e sh midipix.sh"
+	oMyShortCut.WorkingDirectory = WshShell.CurrentDirectory
+	oMyShortCut.Save
+End If
diff --git a/build.sh b/build.sh
index 09bba16..b8353ad 100755
--- a/build.sh
+++ b/build.sh
@@ -64,11 +64,11 @@ for BUILD_LVL in 0 1 2 3; do
 			 SCRIPT_FNAME=${BUILD_SCRIPT_FNAME};				\
 			 SCRIPT_NAME=${SCRIPT_FNAME%%.build*};				\
 			 export PREFIX_LVL="$(eval echo \${PREFIX_LVL${BUILD_LVL}})";	\
-			 _PWD=$(pwd); cd ${WORKDIR};					\
+			 export MIDIPIX_BUILD_PWD=$(pwd); cd ${WORKDIR};		\
 			 for SCRIPT_SOURCE in build.subr ${SCRIPT_NAME}.vars		\
 					${BUILD_SCRIPT_FNAME}; do			\
-			 	[ -f ${_PWD}/${SCRIPT_SOURCE} ] &&			\
-					 . ${_PWD}/${SCRIPT_SOURCE};			\
+			 	[ -f ${MIDIPIX_BUILD_PWD}/${SCRIPT_SOURCE} ] &&		\
+					 . ${MIDIPIX_BUILD_PWD}/${SCRIPT_SOURCE};		\
 			 done);
 			case ${BUILD_SCRIPT_RC:=${?}} in
 			0) log_msg succ "Finished build script \`${BUILD_SCRIPT_FNAME}'.";
diff --git a/midipix.sh b/midipix.sh
new file mode 100755
index 0000000..b6b8409
--- /dev/null
+++ b/midipix.sh
@@ -0,0 +1,53 @@
+#!/bin/sh
+#
+MIDIPIX_PATH_DEFAULTS="/c/Midipix /z";
+
+if [ "${1}" = -h ]; then
+        echo "usage: $0 [drive_letter [dirname]]";
+        exit 1;
+elif [ ${#} -eq 0 ]; then
+for MIDIPIX_PATH in ${MIDIPIX_PATH_DEFAULTS}; do
+	[ -d /cygdrive${MIDIPIX_PATH} ] || continue;
+	MIDIPIX_DRIVE=${MIDIPIX_PATH#/};
+	MIDIPIX_DRIVE=${MIDIPIX_DRIVE%%/*};
+	MIDIPIX_PNAME=${MIDIPIX_PATH#/${MIDIPIX_DRIVE}};
+	MIDIPIX_PNAME=${MIDIPIX_PNAME#/};
+	break;
+done;
+else
+	MIDIPIX_DRIVE="${1}"; MIDIPIX_PNAME="${2}";
+	if [ "${MIDIPIX_DRIVE#*[ 	]*}" != "${MIDIPIX_DRIVE}" ]\
+	|| [ "${MIDIPIX_PNAME#*[ 	]*}" != "${MIDIPIX_PNAME}" ]; then
+		echo "Error: drive_letter/dirname must not contain SP (\` ') or VT (\`\\\t') characters.";
+		exit 1;
+	fi;
+fi;
+MIDIPIX_PATH=/${MIDIPIX_DRIVE}${MIDIPIX_PNAME:+/${MIDIPIX_PNAME}};
+if [ ! -d /cygdrive${MIDIPIX_PATH} ]; then
+	echo "Error: Midipix path non-existent or invalid (\`${MIDIPIX_PATH}'.)";
+	exit 1;
+else
+	if [ -f /cygdrive${MIDIPIX_PATH}/bin/libpsxscl.log ]; then
+		echo Found libpsxscl.log, copying to /cygdrive${MIDIPIX_PATH}/bin/libpsxscl.last.
+		cp /cygdrive${MIDIPIX_PATH}/bin/libpsxscl.log	\
+			/cygdrive${MIDIPIX_PATH}/bin/libpsxscl.last;
+	fi;
+	echo "Midipix drive letter.....: ${MIDIPIX_DRIVE}";
+	echo "Midipix pathname.........: ${MIDIPIX_PNAME}";
+	echo "Absolute Midipix pathname: ${MIDIPIX_PATH}";
+	echo --------------------------------------------------------
+	echo WARNING: The cygdrive path prefix will be changed to /
+	echo whilst the Midipix shell window is running. It will be
+	echo reset to its original value of /cygdrive after it exits.
+	echo --------------------------------------------------------
+	mintty -h always -e /bin/sh -c "
+		set -o errexit; stty raw -echo;
+		mount --change-cygdrive-prefix /;
+		cd ${MIDIPIX_PATH}/native/bin;
+		export PATH=${MIDIPIX_PATH}/native/bin:${MIDIPIX_PATH}/native/lib;
+		./ntctty.exe -e chroot //${MIDIPIX_PATH#/}/native /bin/bash";
+	echo --------------------------------------------------------
+	echo Resetting cygdrive path prefix to /.
+	echo --------------------------------------------------------
+	mount --change-cygdrive-prefix /cygdrive;
+fi;