diff --git a/ui (gen4)/Makefile b/ui (gen4)/Makefile
index 0d997818..8caa4cde 100755
--- a/ui (gen4)/Makefile	
+++ b/ui (gen4)/Makefile	
@@ -69,6 +69,7 @@ APP_NAME ?= ImageGrid.Viewer
 
 
 # XXX get version...
+VERSION ?= 4.0.0a
 
 
 # Electron stuff...
@@ -213,15 +214,18 @@ cleanall: clean
 	$(RM) $(DIST_DIR) $(TARGET_DIR) $(NODE_DIR)
 
 
-electron-dist: $(DIST_DIR)/$(APP_NAME)-$(TARGET_OS)-$(ARCH).zip
+electron-dist: $(DIST_DIR)/$(APP_NAME)-$(VERSION)-$(TARGET_OS)-$(ARCH).zip
 
-#electron-inst: $(DIST_DIR)/$(APP_NAME)-$(TARGET_OS)-$(ARCH).msi
+#electron-inst: $(DIST_DIR)/$(APP_NAME)-$(VERSION)-$(TARGET_OS)-$(ARCH).msi
 
 
 dist: electron-dist
 
 
-.PHONY: all css dev clean cleanall dist dist-in-place \
+web: $(DIST_DIR)/$(APP_NAME)-$(VERSION)-web.zip
+
+
+.PHONY: all css dev clean cleanall dist web dist-in-place \
 	electron-dist electron-inst electron-dist-in-place
 
 
@@ -302,6 +306,15 @@ app-dir-minimal: $(PACK_MINIMAL)
 
 
 
+#----------------------------------------------------------------------
+# Web...
+
+$(DIST_DIR)/$(APP_NAME)-$(VERSION)-web.zip: $(PACK_MINIMAL)
+	$(MD) "$(@D)"
+	$(call zipfrom,$<,$@,*)
+
+
+
 #----------------------------------------------------------------------
 # Electron desktop build...
 
@@ -336,7 +349,7 @@ $(TARGET_DIR)/electron-$(ELECTRON_VERSION)-%.zip:
 # build the app dir (electron-specific)...
 # XXX need to setup app icons...
 .PRECIOUS: $(BUILD_DIR)/$(APP_NAME)-%
-$(BUILD_DIR)/$(APP_NAME)-%: $(TARGET_DIR)/electron-$(ELECTRON_VERSION)-%.zip \
+$(BUILD_DIR)/$(APP_NAME)-$(VERSION)-%: $(TARGET_DIR)/electron-$(ELECTRON_VERSION)-%.zip \
 		$(BUILD_DIR)/app.asar $(BUILD_DATE)
 	unzip -u "$<" -d "$@" 
 	cp -r $(BUILD_DIR)/app.asar* "$@/$(ASAR_PATH)/"
@@ -354,7 +367,7 @@ $(BUILD_DIR)/$(APP_NAME)-%: $(TARGET_DIR)/electron-$(ELECTRON_VERSION)-%.zip \
 
 # modify the archive in place (electron-specific)...
 # XXX need to setup app icons...
-$(BUILD_DIR)/$(APP_NAME)-%.in-place.zip: $(TARGET_DIR)/electron-$(ELECTRON_VERSION)-%.zip \
+$(BUILD_DIR)/$(APP_NAME)-$(VERSION)-%.in-place.zip: $(TARGET_DIR)/electron-$(ELECTRON_VERSION)-%.zip \
 		$(BUILD_DIR)/app.asar $(BUILD_DATE)
 	cp "$<" "$@.tmp"
 #	# setup app icon...
@@ -375,7 +388,7 @@ $(BUILD_DIR)/$(APP_NAME)-%.in-place.zip: $(TARGET_DIR)/electron-$(ELECTRON_VERSI
 
 
 # package the app dir (unpack - update - repack)...
-$(BUILD_DIR)/$(APP_NAME)-%.repack.zip: $(BUILD_DIR)/$(APP_NAME)-%
+$(BUILD_DIR)/$(APP_NAME)-$(VERSION)-%.repack.zip: $(BUILD_DIR)/$(APP_NAME)-%
 	$(MD) "$(@D)"
 	$(call zipfrom,$<,$@,*)
 
@@ -387,7 +400,6 @@ $(DIST_DIR)/$(APP_NAME)-%.zip: $(BUILD_DIR)/$(APP_NAME)-%.$(BUILD_MODE).zip
 
 
 
-
 #----------------------------------------------------------------------
 # Desktop installer...
 
diff --git a/ui (gen4)/doc/BUILD-NOTES b/ui (gen4)/doc/BUILD-NOTES
index 53abbb59..cfd267ba 100755
--- a/ui (gen4)/doc/BUILD-NOTES	
+++ b/ui (gen4)/doc/BUILD-NOTES	
@@ -1,3 +1,21 @@
+Basic build
+-----------
+
+Default desktop app build:
+
+	make
+
+
+Build desktop app with full repack: 
+
+	(export BUILD_MODE=repack && make)
+
+
+Build list of files for web:
+
+	make web
+
+
 
 Chromium flicker issue
 ----------------------
@@ -24,13 +42,19 @@ Then open http://localhost:9222 in chrome.
 	
 
 
-Sharp
------
+Sharp and other native modules for nw/electron
+----------------------------------------------
+
+To build sharp for a specific version of node and nwjs:
 
-To build sharp for a specific version of node:
 	cd ./node_modules/sharp/
 	nw-gyp rebuild --target=0.17.4 --arch=x64
 
+And for electron:
+
+	electron-rebuild
+
+
 
 Speedup loading of app
 ----------------------