diff --git a/scripts/defaultScripts.js b/scripts/defaultScripts.js
index 5df1b3e511..bd7e79dffc 100644
--- a/scripts/defaultScripts.js
+++ b/scripts/defaultScripts.js
@@ -40,8 +40,8 @@ var DEFAULT_SCRIPTS_SEPARATE = [
 ];
 
 if (Window.interstitialModeEnabled) {
-    DEFAULT_SCRIPTS_COMBINED.push("system/interstitialPage.js");
-    DEFAULT_SCRIPTS_COMBINED.push("system/redirectOverlays.js");
+    // Insert interstitial scripts at front so that they're started first.
+    DEFAULT_SCRIPTS_COMBINED.splice(0, 0, "system/interstitialPage.js", "system/redirectOverlays.js");
 }
 
 // add a menu item for debugging
diff --git a/scripts/system/interstitialPage.js b/scripts/system/interstitialPage.js
index 54bb26d9ed..e027d14108 100644
--- a/scripts/system/interstitialPage.js
+++ b/scripts/system/interstitialPage.js
@@ -62,11 +62,23 @@
 
     var DEFAULT_DIMENSIONS = { x: 24, y: 24, z: 24 };
 
+    var BLACK_SPHERE = Script.resolvePath("/~/system/assets/models/black-sphere.fbx");
+    var BUTTON = Script.resourcesPath() + "images/interstitialPage/button.png";
+    var BUTTON_HOVER = Script.resourcesPath() + "images/interstitialPage/button_hover.png";
+    var LOADING_BAR_PLACARD = Script.resourcesPath() + "images/loadingBar_placard.png";
+    var LOADING_BAR_PROGRESS = Script.resourcesPath() + "images/loadingBar_progress.png";
+
+    ModelCache.prefetch(BLACK_SPHERE);
+    TextureCache.prefetch(BUTTON);
+    TextureCache.prefetch(BUTTON_HOVER);
+    TextureCache.prefetch(LOADING_BAR_PLACARD);
+    TextureCache.prefetch(LOADING_BAR_PROGRESS);
+
     var loadingSphereID = Overlays.addOverlay("model", {
         name: "Loading-Sphere",
         position: Vec3.sum(Vec3.sum(MyAvatar.position, { x: 0.0, y: -1.0, z: 0.0 }), Vec3.multiplyQbyV(MyAvatar.orientation, { x: 0, y: 0.95, z: 0 })),
         orientation: Quat.multiply(Quat.fromVec3Degrees({ x: 0, y: 180, z: 0 }), MyAvatar.orientation),
-        url: Script.resolvePath("/~/system/assets/models/black-sphere.fbx"),
+        url: BLACK_SPHERE,
         dimensions: DEFAULT_DIMENSIONS,
         alpha: 1,
         visible: isVisible,
@@ -157,7 +169,7 @@
     var loadingToTheSpotID = Overlays.addOverlay("image3d", {
         name: "Loading-Destination-Card-GoTo-Image",
         localPosition: { x: 0.0, y: -1.75, z: -0.3 },
-        url: Script.resourcesPath() + "images/interstitialPage/button.png",
+        url: BUTTON,
         alpha: 1,
         visible: isVisible,
         emissive: true,
@@ -171,7 +183,7 @@
     var loadingToTheSpotHoverID = Overlays.addOverlay("image3d", {
         name: "Loading-Destination-Card-GoTo-Image-Hover",
         localPosition: { x: 0.0, y: -1.75, z: -0.3 },
-        url: Script.resourcesPath() + "images/interstitialPage/button_hover.png",
+        url: BUTTON_HOVER,
         alpha: 1,
         visible: false,
         emissive: true,
@@ -185,7 +197,7 @@
     var loadingBarPlacard = Overlays.addOverlay("image3d", {
         name: "Loading-Bar-Placard",
         localPosition: { x: 0.0, y: -0.99, z: 0.3 },
-        url: Script.resourcesPath() + "images/loadingBar_placard.png",
+        url: LOADING_BAR_PLACARD,
         alpha: 1,
         dimensions: { x: 4, y: 2.8 },
         visible: isVisible,
@@ -200,7 +212,7 @@
     var loadingBarProgress = Overlays.addOverlay("image3d", {
         name: "Loading-Bar-Progress",
         localPosition: { x: 0.0, y: -0.90, z: 0.0 },
-        url: Script.resourcesPath() + "images/loadingBar_progress.png",
+        url: LOADING_BAR_PROGRESS,
         alpha: 1,
         dimensions: { x: 3.8, y: 2.8 },
         visible: isVisible,