New colour settings, changeable flash colour #728

src/Disp/Initialization/FlashScreen.js

@@ -0,0 +1,14 @@
+/**
+ * This function creates a white square over the full screen and appends it to l('wrapper')
+ */
+export default function CreateFlashScreen() {
+  const WhiteScreen = document.createElement('div');
+  WhiteScreen.id = 'CMFlashScreen';
+  WhiteScreen.style.width = '100%';
+  WhiteScreen.style.height = '100%';
+  WhiteScreen.style.backgroundColor = 'white';
+  WhiteScreen.style.display = 'none';
+  WhiteScreen.style.zIndex = '9999999999';
+  WhiteScreen.style.position = 'absolute';
+  l('wrapper').appendChild(WhiteScreen);
+}