diff --git a/ChangeLog b/ChangeLog
index f8bba5d..e6274b4 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,11 @@
+v4.97:
+- changed IDs in the game selection menu (old A..Z for Wii, 1..9
+  for ROMs / new <ID>1..<ID>..99 ; example: NSMB1, NSMB2, NSMB3)
+- mkwiimm_items: support for exchanging items in Mario Kart Wii
+  (your item choices are saved and can be re-used, so if you want
+  to modifiy more than one Mario Kart you only have to choose the
+  items once for all mods)
+
 v4.96:
 - wiimmfi/mkwiimm/kirbywii: minor improvements and fixups
 - support RVLution Wii (a NewSMB Mod)
diff --git a/script.d/mkwiimm.sh b/script.d/mkwiimm.sh
index a5da7ec..4a710d8 100644
--- a/script.d/mkwiimm.sh
+++ b/script.d/mkwiimm.sh
@@ -20,7 +20,7 @@ Supported Versions:	EUR, JAP, USA
 
 check_input_image_special () {
 
-	check_input_image_kirby
+	check_input_image_mkwiimm
 
 }
 
diff --git a/script.d/mkwiimm_items.db b/script.d/mkwiimm_items.db
new file mode 100644
index 0000000..a37471c
--- /dev/null
+++ b/script.d/mkwiimm_items.db
@@ -0,0 +1,37 @@
+gyb.brres:ballon.brres:Yellow and Green Ballons:Atlas
+nmm.brres:big_kinoko.brres:Negative Mega Mushroom:Darkybenji
+rmm.brres:big_kinoko.brres:Inverted Mega Mushroom:Atlas
+bbb.brres:bomb.brres:Dark and light blue Bob-Omb:Atlas
+wpb.brres:gesso.brres:White poisoned Bloober:Atlas
+ykw.brres:kart_killer.brres:Yellow drill Bullet Bill:KTH
+wik.brres:item_killer.brres:Whisp item killer:KTH
+kww.brres:jugem_reverse.brres:Lakitu Keep Calm instead of Wrong Way:Atlas
+fnl.brres:jugemu.brres:Funky Neon Lakitu:Atlas
+rkw.brres:kart_killer.brres:Blue Bullet Bill with red shine and green fire:Atlas
+ukw.brres:kart_killer.brres:Ultimate-Turning Bullet Bill:Atlas
+bwc.brres:jugemu_signal.brres:White and coloured puzzle start signal:Atlas
+buk.brres:kinoko.brres:Blue Mushroom:Atlas
+yek.brres:kinoko.brres:Yellow Mushroom:Atlas
+puk.brres:kinoko.brres:Purple Mushroom:Atlas
+tuk.brres:kinoko.brres:Turquoise Mushroom:Atlas
+ork.brres:kinoko.brres:Orange Mushroom:Atlas
+pik.brres:kinoko.brres:Pink Mushroom:Atlas
+blk.brres:kinoko.brres:Black Mushroom:Atlas
+snk.brres:kinoko.brres:Snowy Mushroom:Atlas
+whk.brres:kinoko.brres:White Mushroom:Atlas
+udk.brres:kinoko.brres:Ultimate Dangerous Mushroom:Atlas
+dbk.brres:kinoko.brres:Dark Blue face Mushroom:Atlas
+grp.brres:koura_green.brres:Green Penguin:Atlas
+rep.brres:koura_red.brres:Red Penguin:Atlas
+hob.brres:koura_red.brres:Honeball:Tock
+rtc.brres:kumo.brres:Red Thounder-Cloud:Atlas
+boo.brres:kumo.brres:Boo:Koops9999vr
+cpk.brres:kinoko_p.brres:Colored puzzle king Mushroom:Atlas
+bss.brres:kinoko_p.brres:Blue sonic's shoe:Atlas
+cpb.brres:pow_bloc.brres:Colored puzzle block:Atlas
+cpp.brres:pow_bloc_plane.brres:Colored puzzle block:Atlas
+rth.brres:thunder.brres:Green Thunder:Atlas
+gth.brres:thunder.brres:Red Thunder:Atlas
+lat.brres:togezo_koura.brres:Latios:Guilmon35249vr
+blp.brres:togezo_koura.brres:Penguin:Tock
+bye.brres:togezo_koura.brres:Blue Yoshi Egg:Atlas
diff --git a/script.d/mkwiimm_items.sh b/script.d/mkwiimm_items.sh
new file mode 100644
index 0000000..9ec1821
--- /dev/null
+++ b/script.d/mkwiimm_items.sh
@@ -0,0 +1,145 @@
+#!/bin/bash
+
+GAME_TYPE="MKWIIMM"
+GAME_NAME="Mario Kart Wiimm"
+ITEMS_BASE="http://riivolution.nanolx.org/mkwiimm_items"
+CSZS="files/Race/Common.szs"
+CSZD="files/Race/Common.d"
+
+show_notes () {
+
+echo -e \
+"************************************************
+${GAMENAME}
+
+Custom Mario Kart Wii
+
+Source:			http://wiiki.wii-homebrew.com/Wiimms_Mario_Kart_Fun
+Base Image:		Mario Kart Wii (RMC?01)
+Supported Versions:	EUR, JAP, USA
+************************************************"
+
+}
+
+check_input_image_special () {
+
+	check_input_image_mkwiimm
+	ask_input_image_mkwiimm ${IMAGE%/*}
+	echo -e "type RMC???.wbfs:\n"
+	read ID
+
+	if [[ ! -f ${IMAGE%/*}/${ID} ]]; then
+		echo "wrong id from user-input given."
+		exit 1
+	fi
+
+}
+
+items=( "ballon.brres:Balloon (Battle Object)"
+"big_kinoko.brres:Mega Mushroom (Item)"
+"bomb.brres:Bob-omb (Item)"
+"gesso.brres:Blooper (Item)"
+"kart_killer.brres:Bullet Bill (In Use)"
+"item_killer.brres:Bullet Bill (Item, when dropped)"
+"jugem_reverse.brres:Lakitus Wrong Way Sign"
+"jugemu.brres:Lakitu"
+"jugemu_signal.brres:Lakitus Countdown Lights"
+"kinoko.brres:Super Mushroom (Item) "
+"koura_green.brres:Green Shell (Item)"
+"koura_red.brres:Red Shell (Item)"
+"kumo.brres:Thundercloud (Item)"
+"kinoko_p.brres:Golden Mushroom (Item, when dropped)"
+"pow_bloc.brres:Pow Block (Item, when dropped)"
+"pow_bloc_plane.brres:Pow Block (Item, in use) "
+"thunder.brres:Lightning (Item, When dropped)"
+"togezo_koura.brres:Spiny Shell (Item)" )
+
+ask_items () {
+
+	if [[ -f ${HOME}/.patchimage.choice ]]; then
+		echo "Your choices from last time can be re-used."
+		echo "y (yes) or n (no)"
+		read choice
+
+		if [[ ${choice} == y ]]; then
+			source ${HOME}/.patchimage.choice
+		fi
+	fi
+
+	if [[ ${choosenitems[@]} == "" ]]; then
+
+		for item in "${items[@]}"; do
+			slot=${item/:*}
+			desc=${item/*:}
+
+			echo -e "\n\nChoose item for ${desc}
+
+orig		Original item"
+
+			gawk -F \: "/${slot}/"'{print $1 "\t" $3}' < ${PATCHIMAGE_SCRIPT_DIR}/mkwiimm_items.db
+			echo -e "\ntype orig or ???.brres"
+			read slotid
+			echo "<<<<<<>>>>>>"
+			choosenitems=( ${choosenitems[@]} ${slot}:${slotid} )
+		done
+
+		echo ${choosenitems[@]}
+		echo "choosenitems=( ${choosenitems[@]} )" > ${HOME}/.patchimage.choice
+	fi
+
+}
+
+download_items () {
+
+	for item in ${choosenitems[@]}; do
+		id=${item/*:}
+		if [[ ! -f ${PATCHIMAGE_RIIVOLUTION_DIR}/${id} ]]; then
+			wget -O ${PATCHIMAGE_RIIVOLUTION_DIR}/${id} \
+				${ITEMS_BASE}/${id} &>/dev/null \
+				|| (echo "download of ${id} failed." \
+				&& rm ${PATCHIMAGE_RIIVOLUTION_DIR}/${id})
+		fi
+	done
+
+}
+
+download_wiimm () {
+
+	ask_items
+	download_items
+
+}
+
+build_mkwiimm () {
+
+	rm -rf workdir
+	echo "*** 5) extracting image"
+	${WIT} extract ${IMAGE%/*}/${ID} workdir -q
+
+	echo "*** 6) replacing items"
+	rm -rf workdir/${CSZD}
+	${SZS} extract workdir/${CSZS} -q
+	for item in ${choosenitems[@]}; do
+		slot=${image/:*}
+		newi=${image/*:}
+		if [[ -f ${PATCHIMAGE_RIIVOLUTION_DIR}/${newi} ]]; then
+			cp ${PATCHIMAGE_RIIVOLUTION_DIR}/${newi} \
+				${CSZD}/${slot}
+		fi
+	done
+	${SZS} create -o workdir/${CSZD} -q
+	rm -rf workdir/${CSZD}
+
+	echo "*** 7) rebuilding game"
+	echo "       (storing game in ${PATCHIMAGE_GAME_DIR}/${ID})"
+	${WIT} cp -o -q -B workdir ${PATCHIMAGE_GAME_DIR}/${ID} || exit 51
+
+	rm -rf workdir
+
+}
+
+patch_wiimm () {
+
+	build_mkwiimm
+
+}