diff --git a/js/Demo/demoLayers.js b/js/Demo/demoLayers.js
index 140a6f5..6093844 100644
--- a/js/Demo/demoLayers.js
+++ b/js/Demo/demoLayers.js
@@ -527,7 +527,6 @@ addLayer("a", {
             },
         },
         midsection: ["grid", "blank"],
-        marked: true,
         grid: {
             maxRows: 3,
             rows: 2,
@@ -560,7 +559,7 @@ addLayer("a", {
 const coolParticle = {
     image:"options_wheel.png",
     spread: 20,
-    gravity: 0,
+    gravity: 2,
     time: 9999,
     rotation (id) {
         return 20 * (id - 1.5) + (Math.random() - 0.5) * 10
@@ -569,7 +568,7 @@ const coolParticle = {
         return (Math.random() - 0.5) * 10
     },
     speed() {
-        0
+        return (Math.random() + 1.2) * 8 
     },
     onClick() {
         console.log("yay")
@@ -579,5 +578,6 @@ const coolParticle = {
     },
     update() {
         //this.width += 1
-    }
+    },
+    layer: 'f',
 }
\ No newline at end of file
diff --git a/js/game.js b/js/game.js
index 52b5d8c..03eeb15 100644
--- a/js/game.js
+++ b/js/game.js
@@ -335,6 +335,7 @@ function gameLoop(diff) {
 	if (gameEnded && !player.keepGoing) {
 		diff = 0
 		player.tab = "gameEnded"
+		clearParticles()
 	}
 	if (player.devSpeed) diff *= player.devSpeed
 
diff --git a/js/utils.js b/js/utils.js
index 590b767..c3e7cfc 100644
--- a/js/utils.js
+++ b/js/utils.js
@@ -138,6 +138,7 @@ function inChallenge(layer, id) {
 var onTreeTab = true
 function showTab(name) {
 	if (LAYERS.includes(name) && !layerunlocked(name)) return
+	if (player.tab !== name) clearParticles(function(p) {return p.layer === player.tab})
 	if (player.tab === name && isPlainObject(tmp[name].tabFormat)) {
 		player.subtabs[name].mainTabs = Object.keys(layers[name].tabFormat)[0]
 	}
@@ -153,6 +154,7 @@ function showTab(name) {
 
 function showNavTab(name) {
 	if (LAYERS.includes(name) && !layerunlocked(name)) return
+	if (player.navTab !== name) clearParticles(function(p) {return p.layer === player.navTab})
 
 	var toTreeTab = name == "tree"
 	player.navTab = name