diff --git a/anotherworld/assets.go b/anotherworld/assets.go
index 27fda69..308de17 100644
--- a/anotherworld/assets.go
+++ b/anotherworld/assets.go
@@ -33,7 +33,7 @@ func (assets StaticGameAssets) LoadEntryFromBank(index int) []uint8 {
 //LoadResource return a resource
 func (assets *StaticGameAssets) LoadResource(id int) {
 	if len(assets.LoadedResources[id]) > 0 {
-		logger.Info("resource [%d] already loaded", id)
+		logger.Debug("resource [%d] already loaded", id)
 		return
 	}
 	assets.LoadedResources[id] = assets.LoadEntryFromBank(id)
diff --git a/anotherworld/video.go b/anotherworld/video.go
index 8d9e74b..983fa8f 100644
--- a/anotherworld/video.go
+++ b/anotherworld/video.go
@@ -273,7 +273,7 @@ func (video *Video) PlaySound(resNum, freq, vol, channel int) {
 		return
 	}
 
-	logger.Info("playSound resNum %d", resNum)
+	logger.Debug("playSound resNum %d", resNum)
 	video.Hal.PlaySound(resNum, freq, vol, channel)
 }
 
diff --git a/wasm/engine.go b/wasm/engine.go
index 1df3c27..e954122 100644
--- a/wasm/engine.go
+++ b/wasm/engine.go
@@ -38,6 +38,10 @@ func (engine *Engine) initGame(memlist []byte, bankFilesMap map[int][]byte) {
 }
 
 func (engine *Engine) mainLoop() {
+	if engine.keyMap[anotherworld.KeyPause] == true {
+		logger.Debug("PAUSED")
+		return
+	}
 	engine.app.MainLoop(engine.counter)
 	engine.counter += 1
 }
diff --git a/wasm/index.html b/wasm/index.html
index ea1af0e..f8b9244 100644
--- a/wasm/index.html
+++ b/wasm/index.html
@@ -17,6 +17,16 @@
         text-align: center;
         font-family: "Monaco", "Andale Mono", "Lucida Console", "FreeMono", monospace;
       }
+      .badge {
+        color: #fff;
+        background-color: #000;
+        display: inline-block;
+        padding: .25em .3em;
+        line-height: 1;
+        border-radius: .25rem;
+        font-weight: 700;
+        text-decoration: none;
+      }
       #gotherworld {
         width: 960px;
         height: 600px;
@@ -32,6 +42,29 @@
     <h1>
       <img src="logo.png" alt="Gother World">
     </h1>
+    <p>
+      <a class="badge" href="#" onclick="shutdown()">STOP</a>
+      <a class="badge" href="#" onclick="handleKeyEvent('l', 76, 'keydown'); setTimeout(() => handleKeyEvent('l', 76, 'keyup'), 50);">LOAD</a>
+      <a class="badge" href="#" onclick="handleKeyEvent('s', 83, 'keydown'); setTimeout(() => handleKeyEvent('s', 83, 'keyup'), 50);">SAVE</a>
+
+      // Game Part
+      <a class="badge" href="?gamePart=0">0</a>
+      <a class="badge" href="?gamePart=1">1</a>
+      <a class="badge" href="?gamePart=2">2</a>
+      <a class="badge" href="?gamePart=3">3</a>
+      <a class="badge" href="?gamePart=4">4</a>
+      <a class="badge" href="?gamePart=5">5</a>
+      <a class="badge" href="?gamePart=6">6</a>
+      <a class="badge" href="?gamePart=7">7</a>
+
+      // LOG
+      <a class="badge" href="#" onclick="setLogLevel(0)">DEBUG</a>
+      <a class="badge" href="#" onclick="setLogLevel(1)">INFO</a>
+      <a class="badge" href="#" onclick="setLogLevel(2)">WARN</a>
+      <a class="badge" href="#" onclick="setLogLevel(3)">ERROR</a>
+      <a class="badge" href="#" onclick="setLogLevel(4)">FATAL</a>
+
+    </p>
     <p>
       <canvas id="gotherworld" width="320" height="200"/>
     </p>
diff --git a/wasm/js-api.go b/wasm/js-api.go
index 04ccf8c..2c41d45 100644
--- a/wasm/js-api.go
+++ b/wasm/js-api.go
@@ -74,7 +74,6 @@ func startGameFromPartWrapper(engine *Engine, inputs []js.Value) {
 	js.Global().Call("requestAnimationFrame", renderFrame)
 }
 
-//TODO move to hal-wasm
 func handleKeyEventWrapper(engine *Engine, inputs []js.Value) {
 	if len(inputs) != 3 {
 		logger.Error("Ignoring incomplete key event", inputs)
@@ -109,7 +108,7 @@ func parseGamePartOffset(gamePartOffset js.Value) int {
 	}
 	parsedOffset := gamePartOffset.Int()
 	if parsedOffset >= minStartPartOffset && parsedOffset <= maxStartPartOffset {
-		logger.Info("Parsed gamePartOffset %v", gamePartOffset)
+		logger.Info("Parsed gamePartOffset %d", parsedOffset)
 		return parsedOffset
 	}
 	logger.Error("Out of range gamePart offset %v, using default.", parsedOffset)
diff --git a/wasm/js-canvas.go b/wasm/js-canvas.go
index e5f65a3..625e88e 100644
--- a/wasm/js-canvas.go
+++ b/wasm/js-canvas.go
@@ -1,7 +1,6 @@
 package main
 
 import (
-	"fmt"
 	"syscall/js"
 
 	"github.com/neophob/ganother-world/anotherworld"
@@ -20,26 +19,10 @@ func GetCanvas(domElementId string) Canvas {
 	}
 }
 
-func (c Canvas) SetColor(color anotherworld.Color) {
-	c.context2d.Set("fillStyle", fmt.Sprintf("rgb(%d, %d, %d)", color.R, color.G, color.B))
-}
-
-func (c Canvas) DrawPoint(x, y int) {
-	c.context2d.Call("fillRect", x, y, 1, 1)
-}
-
-func (c Canvas) fillStyle(style string) {
-	c.context2d.Set("fillStyle", style)
-}
-
-func (c Canvas) fillRect(x, y, width, height int) {
-	c.context2d.Call("fillRect", x, y, width, height)
-}
-
 func (c Canvas) blitIt(buffer [anotherworld.WIDTH * anotherworld.HEIGHT]int) {
 	var interfaceSlice []interface{} = make([]interface{}, len(buffer))
-	for i, d := range buffer {
-		interfaceSlice[i] = d
+	for index, pixelData := range buffer {
+		interfaceSlice[index] = pixelData
 	}
 	c.context2d.Call("blit", interfaceSlice)
 }
diff --git a/wasm/main.go b/wasm/main.go
index 325cc41..5cf7cae 100644
--- a/wasm/main.go
+++ b/wasm/main.go
@@ -5,13 +5,14 @@ import (
 )
 
 func init() {
-	logger.SetLogLevel(logger.LEVEL_INFO)
 	logger.DisableColors()
+	logger.SetLogLevel(logger.LEVEL_INFO)
 	logger.Info("WASM Gother-World initializing...")
 }
 
 func main() {
 	engine := buildEngine()
 	RegisterCallbacks(&engine)
+	logger.Info("Registered Callbacks")
 	<-engine.shutdownChannel
 }