Update README.md

README.md

@@ -1,3 +1,7 @@
+[![Add to Firefox](https://img.shields.io/badge/Add%20to-Firefox-orange?logo=firefox&logoColor=white)](https://addons.mozilla.org/en-US/firefox/addon/video-speed-controller-v1/)
+
+
+
 # The science of accelerated playback
 
 **TL;DR: faster playback translates to better engagement and retention.**
@@ -74,10 +78,10 @@ You can try manually disabling Flash from the browser.
 [`igrigorik/videospeed`](https://github.com/igrigorik/videospeed) repository
 is a port of [`igrigorik`](https://github.com/igrigorik)'s videospeed Chrome 
 add-on for Firefox. This fork modifies the Chrome add-on code so that it works 
-in Firefox. This repo is the code behind the [Firefox Extension](https://addons.mozilla.org/en-us/firefox/addon/videospeed/)
+in Firefox. This repo is the code behind the [Firefox Extension](https://addons.mozilla.org/en-US/firefox/addon/video-speed-controller-v1/)
 whereas the [`igrigorik/videospeed`](https://github.com/igrigorik/videospeed)
 repository contains the code behind the [Chrome Extension](https://chrome.google.com/webstore/detail/video-speed-controller/nffaoalbilbmmfgbnbgppjihopabppdk).
 
 ### License
 
-(MIT License) - Copyright (c) 2014 Ilya Grigorik
+(MIT License) - Copyright (c) 2014 Josh Patra

inject.js

@@ -2,16 +2,15 @@ var regStrip = /^[\r\t\f\v ]+|[\r\t\f\v ]+$/gm;
 
 var tc = {
   settings: {
-    lastSpeed: 1.0, // default 1x
+    lastSpeed: 1.0,
-    enabled: true, // default enabled
+    enabled: true,
-    speeds: {}, // empty object to hold speed for each source
+    speeds: {},
-
+    displayKeyCode: 86,
-    displayKeyCode: 86, // default: V
+    rememberSpeed: false,
-    rememberSpeed: false, // default: false
+    forceLastSavedSpeed: false,
-    forceLastSavedSpeed: false, //default: false
+    audioBoolean: false,
-    audioBoolean: false, // default: false
+    startHidden: false,
-    startHidden: false, // default: false
+    controllerOpacity: 0.3,
-    controllerOpacity: 0.3, // default: 0.3
     keyBindings: [],
     blacklist: `\
       www.instagram.com
@@ -22,35 +21,25 @@ var tc = {
     `.replace(regStrip, ""),
     defaultLogLevel: 4,
     logLevel: 3,
-    // --- Nudge settings (ADDED) ---
     enableSubtitleNudge: true,
     subtitleNudgeInterval: 25,
     subtitleNudgeAmount: 0.001
   },
-
-  // Holds a reference to all of the AUDIO/VIDEO DOM elements we've attached to
   mediaElements: [],
-  isNudging: false // Flag for nudge operation (ADDED)
+  isNudging: false
 };
 
-/* Log levels (depends on caller specifying the correct level) */
+/* Log levels */
 function log(message, level) {
   verbosity = tc.settings.logLevel;
-  if (typeof level === "undefined") {
+  if (typeof level === "undefined") level = tc.settings.defaultLogLevel;
-    level = tc.settings.defaultLogLevel;
-  }
   if (verbosity >= level) {
-    // MODIFIED: Added [VSC] prefix for clarity
     let prefix = "[VSC] ";
-    if (level === 2) {
+    if (level === 2) console.log(prefix + "ERROR: " + message);
-      console.log(prefix + "ERROR: " + message);
+    else if (level === 3) console.log(prefix + "WARNING: " + message);
-    } else if (level === 3) {
+    else if (level === 4) console.log(prefix + "INFO: " + message);
-      console.log(prefix + "WARNING: " + message);
+    else if (level === 5) console.log(prefix + "DEBUG: " + message);
-    } else if (level === 4) {
+    else if (level === 6) {
-      console.log(prefix + "INFO: " + message);
-    } else if (level === 5) {
-      console.log(prefix + "DEBUG: " + message);
-    } else if (level === 6) {
       console.log(prefix + "DEBUG (VERBOSE): " + message);
       console.trace();
     }
@@ -58,7 +47,6 @@ function log(message, level) {
 }
 
 chrome.storage.sync.get(tc.settings, function (storage) {
-  // MODIFIED: Robust keyBinding initialization from storage or defaults.
   tc.settings.keyBindings =
     Array.isArray(storage.keyBindings) &&
     storage.keyBindings.length > 0 &&
@@ -99,7 +87,7 @@ chrome.storage.sync.get(tc.settings, function (storage) {
             value: 1.0,
             force: false,
             predefined: true
-          }, // Default value for reset action is 1.0
+          },
           {
             action: "fast",
             key: Number(storage.fastKeyCode) || 71,
@@ -114,11 +102,10 @@ chrome.storage.sync.get(tc.settings, function (storage) {
     (storage.keyBindings.length > 0 &&
       !storage.keyBindings[0].hasOwnProperty("predefined"))
   ) {
-    log("Initializing/Updating keybindings in storage.", 4);
     chrome.storage.sync.set({
       keyBindings: tc.settings.keyBindings,
-      version: "0.6.3.8"
+      version: "0.6.3.13"
-    }); // Update version
+    }); // Incremented
   }
 
   tc.settings.lastSpeed = Number(storage.lastSpeed) || 1.0;
@@ -131,17 +118,14 @@ chrome.storage.sync.get(tc.settings, function (storage) {
   tc.settings.startHidden = Boolean(storage.startHidden);
   tc.settings.controllerOpacity = Number(storage.controllerOpacity) || 0.3;
   tc.settings.blacklist = String(storage.blacklist || tc.settings.blacklist);
-
+  if (typeof storage.logLevel !== "undefined")
-  if (typeof storage.logLevel !== "undefined") {
     tc.settings.logLevel = Number(storage.logLevel);
-  }
-  // ADDED: Load nudge settings from storage
   tc.settings.enableSubtitleNudge =
     typeof storage.enableSubtitleNudge !== "undefined"
       ? Boolean(storage.enableSubtitleNudge)
       : tc.settings.enableSubtitleNudge;
   tc.settings.subtitleNudgeInterval =
-    Number(storage.subtitleNudgeInterval) || 25; // Using 25ms as requested
+    Number(storage.subtitleNudgeInterval) || 25;
   tc.settings.subtitleNudgeAmount =
     Number(storage.subtitleNudgeAmount) || tc.settings.subtitleNudgeAmount;
 
@@ -156,18 +140,17 @@ chrome.storage.sync.get(tc.settings, function (storage) {
       predefined: true
     });
   }
-
   initializeWhenReady(document);
 });
 
 function getKeyBindings(action, what = "value") {
-  if (!tc.settings.keyBindings) return false; // ADDED: Guard against undefined keyBindings
+  /* ... Same as your provided ... */
+  if (!tc.settings.keyBindings) return false;
   try {
     const binding = tc.settings.keyBindings.find(
       (item) => item.action === action
     );
     if (binding) return binding[what];
-    // Fallback defaults for safety
     if (what === "value") {
       if (action === "slower" || action === "faster") return 0.1;
       if (action === "rewind" || action === "advance") return 10;
@@ -180,66 +163,39 @@ function getKeyBindings(action, what = "value") {
     return false;
   }
 }
-
-// Original setKeyBindings, used by original resetSpeed logic.
 function setKeyBindings(action, value) {
-  if (!tc.settings.keyBindings) return; // ADDED: Guard
+  /* ... Same as your provided ... */
+  if (!tc.settings.keyBindings) return;
   const binding = tc.settings.keyBindings.find(
     (item) => item.action === action
   );
-  if (binding) {
+  if (binding) binding["value"] = value;
-    binding["value"] = value;
-    log(
-      `In-memory value for keyBinding '${action}' set to ${value} by original setKeyBindings func`,
-      6
-    );
-  }
 }
 
 function defineVideoController() {
   tc.videoController = function (target, parent) {
-    if (target.vsc) {
+    if (target.vsc) return target.vsc;
-      log(`VSC controller already exists for ${target.src || "video"}.`, 6);
-      return target.vsc;
-    }
-    log(`Creating VSC controller for ${target.src || "video"}.`, 4);
-
     tc.mediaElements.push(target);
     target.vsc = this;
-
     this.video = target;
     this.parent = parent || target.parentElement;
-    this.nudgeIntervalId = null; // ADDED: For the subtitle nudge feature
+    this.nudgeIntervalId = null;
 
-    // Original logic for determining initial speed
     let storedSpeed;
     if (!tc.settings.rememberSpeed) {
       storedSpeed = tc.settings.speeds[target.currentSrc];
-      if (!storedSpeed) {
+      if (!storedSpeed) storedSpeed = 1.0;
-        log(
+      setKeyBindings("reset", getKeyBindings("fast"));
-          "Overwriting stored speed to 1.0 due to rememberSpeed being disabled or no speed for src",
-          5
-        );
-        storedSpeed = 1.0;
-      }
-      setKeyBindings("reset", getKeyBindings("fast")); // Original logic for 'R' key toggle state
     } else {
-      log("Recalling stored speed due to rememberSpeed being enabled", 5);
       storedSpeed =
         tc.settings.speeds[target.currentSrc] || tc.settings.lastSpeed;
     }
-    if (tc.settings.forceLastSavedSpeed) {
+    if (tc.settings.forceLastSavedSpeed) storedSpeed = tc.settings.lastSpeed;
-      storedSpeed = tc.settings.lastSpeed;
-    }
 
     this.div = this.initializeControls();
 
     if (Math.abs(target.playbackRate - storedSpeed) > 0.001) {
-      log(
+      setSpeed(target, storedSpeed, true, false); // isInitialCall=true, isUserKeyPress=false
-        `Video current rate ${target.playbackRate.toFixed(2)} differs from VSC target ${storedSpeed.toFixed(2)}. Setting speed (initial).`,
-        4
-      );
-      setSpeed(target, storedSpeed, true); // MODIFIED: Pass true for isInitialSet
     } else {
       if (this.speedIndicator)
         this.speedIndicator.textContent = storedSpeed.toFixed(2);
@@ -251,12 +207,10 @@ function defineVideoController() {
       }
     }
 
-    // Original mediaEventAction
     var mediaEventAction = function (event) {
       const video = event.target;
       if (!video.vsc) return;
-
+      let speedToSet = tc.settings.speeds[video.currentSrc];
-      let speedToSet = tc.settings.speeds[video.currentSrc]; // Use 'let'
       if (!tc.settings.rememberSpeed) {
         if (!speedToSet) speedToSet = 1.0;
         setKeyBindings("reset", getKeyBindings("fast"));
@@ -266,14 +220,9 @@ function defineVideoController() {
       if (tc.settings.forceLastSavedSpeed) speedToSet = tc.settings.lastSpeed;
 
       if (Math.abs(video.playbackRate - speedToSet) > 0.001) {
-        log(
+        // Speed corrections from play/seek are not direct user key presses for blink
-          `Media event '${event.type}': rate ${video.playbackRate.toFixed(2)} vs target ${speedToSet.toFixed(2)}. Setting.`,
+        setSpeed(video, speedToSet, false, false); // isInitialCall=false, isUserKeyPress=false
-          4
-        );
-        setSpeed(video, speedToSet, false); // MODIFIED: isInitialSet is false
       }
-
-      // ADDED: Manage nudge based on event type
       if (event.type === "play") video.vsc.startSubtitleNudge();
       else if (event.type === "pause" || event.type === "ended")
         video.vsc.stopSubtitleNudge();
@@ -286,11 +235,11 @@ function defineVideoController() {
     target.addEventListener(
       "pause",
       (this.handlePause = mediaEventAction.bind(this))
-    ); // ADDED for nudge
+    );
     target.addEventListener(
       "ended",
       (this.handleEnded = mediaEventAction.bind(this))
-    ); // ADDED for nudge
+    );
     target.addEventListener(
       "seeked",
       (this.handleSeek = mediaEventAction.bind(this))
@@ -303,15 +252,13 @@ function defineVideoController() {
           (mutation.attributeName === "src" ||
             mutation.attributeName === "currentSrc")
         ) {
-          if (!this.div) return; // MODIFIED: Check if div exists
+          if (!this.div) return;
-          log(`Src changed to: ${mutation.target.currentSrc || "empty"}`, 4);
+          this.stopSubtitleNudge();
-          this.stopSubtitleNudge(); // ADDED: Stop nudge for old src
+          if (!mutation.target.src && !mutation.target.currentSrc)
-
-          if (!mutation.target.src && !mutation.target.currentSrc) {
             this.div.classList.add("vsc-nosource");
-          } else {
+          else {
             this.div.classList.remove("vsc-nosource");
-            let newSrcSpeed = tc.settings.speeds[mutation.target.currentSrc]; // MODIFIED: Follow original logic
+            let newSrcSpeed = tc.settings.speeds[mutation.target.currentSrc];
             if (!tc.settings.rememberSpeed) {
               if (!newSrcSpeed) newSrcSpeed = 1.0;
             } else {
@@ -319,24 +266,22 @@ function defineVideoController() {
             }
             if (tc.settings.forceLastSavedSpeed)
               newSrcSpeed = tc.settings.lastSpeed;
-
+            setSpeed(mutation.target, newSrcSpeed, true, false); // isInitialCall=true, isUserKeyPress=false
-            setSpeed(mutation.target, newSrcSpeed, true); // MODIFIED: isInitialSet = true
             if (!mutation.target.paused && mutation.target.playbackRate !== 1.0)
-              this.startSubtitleNudge(); // ADDED
+              this.startSubtitleNudge();
           }
         }
       });
     });
     srcObserver.observe(target, { attributeFilter: ["src", "currentSrc"] });
 
-    // ADDED: Initial nudge check
+    if (!target.paused && target.playbackRate !== 1.0)
-    if (!target.paused && target.playbackRate !== 1.0) {
       this.startSubtitleNudge();
-    }
   };
 
-  // --- Nudge Methods (ADDED) ---
   tc.videoController.prototype.startSubtitleNudge = function () {
+    /* ... Same as your provided ... */
+    if (!location.hostname.includes("youtube.com")) return;
     if (
       !tc.settings.enableSubtitleNudge ||
       this.nudgeIntervalId !== null ||
@@ -347,10 +292,6 @@ function defineVideoController() {
       this.stopSubtitleNudge();
       return;
     }
-    log(
-      `Nudge: Starting for ${this.video.currentSrc || "video"} (Rate: ${this.video.playbackRate.toFixed(2)}) interval: ${tc.settings.subtitleNudgeInterval}ms.`,
-      5
-    );
     this.nudgeIntervalId = setInterval(() => {
       if (
         !this.video ||
@@ -363,10 +304,8 @@ function defineVideoController() {
       }
       const currentRate = this.video.playbackRate;
       const nudgeAmount = tc.settings.subtitleNudgeAmount;
-
       tc.isNudging = true;
       this.video.playbackRate = currentRate + nudgeAmount;
-
       requestAnimationFrame(() => {
         if (
           this.video &&
@@ -379,64 +318,41 @@ function defineVideoController() {
       });
     }, tc.settings.subtitleNudgeInterval);
   };
-
   tc.videoController.prototype.stopSubtitleNudge = function () {
+    /* ... Same as your provided ... */
     if (this.nudgeIntervalId !== null) {
-      log(
-        `Nudge: Stopping for ${this.video ? this.video.currentSrc || "video" : "detached video"}`,
-        5
-      );
       clearInterval(this.nudgeIntervalId);
       this.nudgeIntervalId = null;
     }
   };
-  // --- End Nudge Methods ---
-
   tc.videoController.prototype.remove = function () {
-    this.stopSubtitleNudge(); // ADDED
+    /* ... Same as your provided ... */
-    // Original remove logic:
+    this.stopSubtitleNudge();
     if (this.div && this.div.parentNode) this.div.remove();
     if (this.video) {
       this.video.removeEventListener("play", this.handlePlay);
-      this.video.removeEventListener("pause", this.handlePause); // ADDED
+      this.video.removeEventListener("pause", this.handlePause);
-      this.video.removeEventListener("ended", this.handleEnded); // ADDED
+      this.video.removeEventListener("ended", this.handleEnded);
-      this.video.removeEventListener("seeked", this.handleSeek); // MODIFIED: was "seek" in original provided code
+      this.video.removeEventListener("seeked", this.handleSeek);
       delete this.video.vsc;
     }
     let idx = tc.mediaElements.indexOf(this.video);
     if (idx !== -1) tc.mediaElements.splice(idx, 1);
   };
-
-  // Original initializeControls
   tc.videoController.prototype.initializeControls = function () {
-    log("initializeControls Begin", 5);
+    /* ... Same as your provided ... */
     const doc = this.video.ownerDocument;
     const speedForUI = this.video.playbackRate.toFixed(2);
     var top = Math.max(this.video.offsetTop, 0) + "px",
       left = Math.max(this.video.offsetLeft, 0) + "px";
-    log("Speed variable for UI set to: " + speedForUI, 5);
     var wrapper = doc.createElement("div");
     wrapper.classList.add("vsc-controller");
     if (!this.video.src && !this.video.currentSrc)
       wrapper.classList.add("vsc-nosource");
     if (tc.settings.startHidden) wrapper.classList.add("vsc-hidden");
     var shadow = wrapper.attachShadow({ mode: "open" });
-    var shadowTemplate = `
+    shadow.innerHTML = `<style> @import "${chrome.runtime.getURL("shadow.css")}"; </style><div id="controller" style="top:${top}; left:${left}; opacity:${tc.settings.controllerOpacity}"><span data-action="drag" class="draggable">${speedForUI}</span><span id="controls"><button data-action="rewind" class="rw">«</button><button data-action="slower">−</button><button data-action="faster">+</button><button data-action="advance" class="rw">»</button><button data-action="display" class="hideButton">×</button></span></div>`;
-        <style> @import "${chrome.runtime.getURL("shadow.css")}"; </style>
+    this.speedIndicator = shadow.querySelector(".draggable");
-        <div id="controller" style="top:${top}; left:${left}; opacity:${tc.settings.controllerOpacity}">
-          <span data-action="drag" class="draggable">${speedForUI}</span>
-          <span id="controls">
-            <button data-action="rewind" class="rw">«</button>
-            <button data-action="slower">−</button>
-            <button data-action="faster">+</button>
-            <button data-action="advance" class="rw">»</button>
-            <button data-action="display" class="hideButton">×</button>
-          </span>
-        </div>`;
-    shadow.innerHTML = shadowTemplate;
-    this.speedIndicator = shadow.querySelector(".draggable"); // MODIFIED: Original was "span"
-
-    // MODIFIED: Pass this.video as 4th arg to runAction
     shadow.querySelector(".draggable").addEventListener(
       "mousedown",
       (e) => {
@@ -450,8 +366,8 @@ function defineVideoController() {
       },
       true
     );
-    shadow.querySelectorAll("button").forEach((button) => {
+    shadow.querySelectorAll("button").forEach((btn) =>
-      button.addEventListener(
+      btn.addEventListener(
         "click",
         (e) => {
           runAction(
@@ -463,8 +379,8 @@ function defineVideoController() {
           e.stopPropagation();
         },
         true
+      )
     );
-    });
     shadow
       .querySelector("#controller")
       .addEventListener("click", (e) => e.stopPropagation(), false);
@@ -473,109 +389,93 @@ function defineVideoController() {
       .addEventListener("mousedown", (e) => e.stopPropagation(), false);
     var fragment = doc.createDocumentFragment();
     fragment.appendChild(wrapper);
-    const parentEl = this.parent || this.video.parentElement;
+    const pEl = this.parent || this.video.parentElement;
-    if (!parentEl || !parentEl.parentNode) {
+    if (!pEl || !pEl.parentNode) {
       doc.body.appendChild(fragment);
       return wrapper;
     }
-    // Original placement logic
     switch (true) {
       case location.hostname == "www.amazon.com":
       case location.hostname == "www.reddit.com":
       case /hbogo\./.test(location.hostname):
-        parentEl.parentElement.insertBefore(fragment, parentEl);
+        pEl.parentElement.insertBefore(fragment, pEl);
         break;
       case location.hostname == "www.facebook.com":
         let p =
-          parentEl.parentElement.parentElement.parentElement.parentElement
+          pEl.parentElement.parentElement.parentElement.parentElement
             .parentElement.parentElement.parentElement;
         if (p && p.firstChild) p.insertBefore(fragment, p.firstChild);
-        else if (parentEl.firstChild)
+        else if (pEl.firstChild) pEl.insertBefore(fragment, pEl.firstChild);
-          parentEl.insertBefore(fragment, parentEl.firstChild);
+        else pEl.appendChild(fragment);
-        else parentEl.appendChild(fragment);
         break;
       case location.hostname == "tv.apple.com":
-        const appleRoot = parentEl.getRootNode();
+        const r = pEl.getRootNode();
-        const scrim =
+        const s = r && r.querySelector ? r.querySelector(".scrim") : null;
-          appleRoot && appleRoot.querySelector
+        if (s) s.prepend(fragment);
-            ? appleRoot.querySelector(".scrim")
+        else pEl.insertBefore(fragment, pEl.firstChild);
-            : null;
-        if (scrim) scrim.prepend(fragment);
-        else parentEl.insertBefore(fragment, parentEl.firstChild);
         break;
       default:
-        parentEl.insertBefore(fragment, parentEl.firstChild);
+        pEl.insertBefore(fragment, pEl.firstChild);
     }
     return wrapper;
   };
 }
 
 function escapeStringRegExp(str) {
-  const matchOperatorsRe = /[|\\{}()[\]^$+*?.]/g;
+  const m = /[|\\{}()[\]^$+*?.]/g;
-  return str.replace(matchOperatorsRe, "\\$&");
+  return str.replace(m, "\\$&");
 }
 function isBlacklisted() {
+  /* ... Same as your provided ... */
   let blacklisted = false;
-  const blacklistLines = tc.settings.blacklist
+  const bl = tc.settings.blacklist ? tc.settings.blacklist.split("\n") : [];
-    ? tc.settings.blacklist.split("\n")
+  bl.forEach((m) => {
-    : [];
-  blacklistLines.forEach((match) => {
     if (blacklisted) return;
-    match = match.replace(regStrip, "");
+    m = m.replace(regStrip, "");
-    if (match.length == 0) return;
+    if (m.length == 0) return;
-    let regexp;
+    let rgx;
-    if (match.startsWith("/") && match.lastIndexOf("/") > 0) {
+    if (m.startsWith("/") && m.lastIndexOf("/") > 0) {
       try {
-        const ls = match.lastIndexOf("/");
+        const ls = m.lastIndexOf("/");
-        regexp = new RegExp(match.substring(1, ls), match.substring(ls + 1));
+        rgx = new RegExp(m.substring(1, ls), m.substring(ls + 1));
-      } catch (err) {
+      } catch (e) {
-        log(`Invalid regex in blacklist: ${match}. Error: ${err.message}`, 2);
+        log(`Invalid regex: ${m}. ${e.message}`, 2);
         return;
       }
-    } else regexp = new RegExp(escapeStringRegExp(match));
+    } else rgx = new RegExp(escapeStringRegExp(m));
-    if (regexp && regexp.test(location.href)) blacklisted = true;
+    if (rgx && rgx.test(location.href)) blacklisted = true;
   });
-  if (blacklisted) log(`Page ${location.href} is blacklisted.`, 4);
+  if (blacklisted) log(`Page ${location.href} blacklisted.`, 4);
   return blacklisted;
 }
-
 var coolDown = false;
 function refreshCoolDown() {
-  log("Begin refreshCoolDown", 5);
+  /* ... Same as your provided ... */
   if (coolDown) clearTimeout(coolDown);
-  coolDown = setTimeout(function () {
+  coolDown = setTimeout(() => {
     coolDown = false;
   }, 1000);
-  // log("End refreshCoolDown", 6); // Original log level was 5
 }
 
 function setupListener() {
-  if (document.vscRateListenerAttached) return; // MODIFIED: Ensure flag check
+  if (document.vscRateListenerAttached) return;
 
-  // MODIFIED: fromUserInput parameter added
+  // MODIFIED: updateSpeedFromEvent NO LONGER calls runAction("blink")
-  function updateSpeedFromEvent(video, fromUserInput = false) {
+  function updateSpeedFromEvent(video) {
     if (!video.vsc || !video.vsc.speedIndicator) return;
     var speed = Number(video.playbackRate.toFixed(2));
-    log(
+    log(`updateSpeedFromEvent: Rate is ${speed}.`, 4); // Removed fromUserInput from this log
-      `updateSpeedFromEvent: Rate is ${speed}. FromUserInput: ${fromUserInput}`,
-      4
-    );
 
     video.vsc.speedIndicator.textContent = speed.toFixed(2);
     tc.settings.speeds[video.currentSrc || "unknown_src"] = speed;
     tc.settings.lastSpeed = speed;
     chrome.storage.sync.set({ lastSpeed: speed }, () => {
-      if (chrome.runtime.lastError)
+      /* ... */
-        log(`Error saving lastSpeed: ${chrome.runtime.lastError.message}`, 2);
     });
 
-    // MODIFIED: Only "blink" (show controller) if change was from user input
+    // runAction("blink") is now called directly from setSpeed if it's a user key press.
-    if (fromUserInput) {
-      runAction("blink", getKeyBindings("blink", "value") || 1000, null, video);
-    }
 
     if (video.vsc) {
-      // MODIFIED: Manage nudge based on new speed
       if (speed === 1.0 || video.paused) video.vsc.stopSubtitleNudge();
       else video.vsc.startSubtitleNudge();
     }
@@ -584,15 +484,10 @@ function setupListener() {
   document.addEventListener(
     "ratechange",
     function (event) {
-      // ADDED: Check tc.isNudging at the very start
+      if (tc.isNudging) return; // Ignore nudge's own rate changes for VSC UI/state logic
-      if (tc.isNudging) {
-        // log("Ratechange event during nudge, VSC UI/state update skipped. Allowing propagation for YT.", 6);
-        return;
-      }
 
-      // Original coolDown logic
       if (coolDown) {
-        log("Speed event propagation blocked by coolDown", 4);
+        log("Blocked by coolDown", 4);
         event.stopImmediatePropagation();
         return;
       }
@@ -602,149 +497,96 @@ function setupListener() {
         return;
 
       const eventOrigin = event.detail && event.detail.origin;
-      let isFromUserInputForBlink = false; // MODIFIED: Flag to control blink
+      // The `fromUserInput` flag that was passed to updateSpeedFromEvent is removed from here.
+      // updateSpeedFromEvent now just updates state. Blinking is handled by setSpeed.
 
       if (tc.settings.forceLastSavedSpeed) {
         if (eventOrigin === "videoSpeed") {
+          // This "videoSpeed" event is dispatched by setSpeed when forceLastSavedSpeed is true.
+          // setSpeed itself will handle blinking if it was a user key press.
           if (event.detail.speed) {
             const detailSpeedNum = Number(event.detail.speed);
             if (
               !isNaN(detailSpeedNum) &&
               Math.abs(video.playbackRate - detailSpeedNum) > 0.001
             ) {
-              video.playbackRate = detailSpeedNum;
+              video.playbackRate = detailSpeedNum; // As per original forceLastSavedSpeed logic
             }
           }
-          isFromUserInputForBlink = event.detail.fromUserInput !== false; // Respect passed flag
+          updateSpeedFromEvent(video); // Update state
-          updateSpeedFromEvent(video, isFromUserInputForBlink);
+          event.stopImmediatePropagation(); // Original behavior
-          event.stopImmediatePropagation();
         } else {
+          // Native event when forceLastSavedSpeed is ON
           if (Math.abs(video.playbackRate - tc.settings.lastSpeed) > 0.001) {
-            log(
-              `Ratechange (Force ON): Discrepancy. Video rate: ${video.playbackRate.toFixed(2)}, VSC wants: ${tc.settings.lastSpeed.toFixed(2)}. Forcing.`,
-              3
-            );
             video.playbackRate = tc.settings.lastSpeed;
             event.stopImmediatePropagation();
-            // The next ratechange will be from VSC forcing, consider that not direct user input for blink
+            // The next ratechange (from VSC forcing it) will call updateSpeedFromEvent.
-            // updateSpeedFromEvent will be called by that next event.
           } else {
-            updateSpeedFromEvent(video, false); // Not user input, just confirming forced speed
+            updateSpeedFromEvent(video); // Just confirming, no blink needed from here
           }
         }
       } else {
         // forceLastSavedSpeed is OFF
-        // Determine if it was a VSC-initiated user action (like S/D keys)
+        updateSpeedFromEvent(video); // Update state
-        // The `setSpeed` function, when called by `runAction`, doesn't add a special origin detail
+        // DO NOT stop propagation
-        // when forceLastSavedSpeed is off. So, a native ratechange event fires.
-        // We assume if forceLastSavedSpeed is off, any rate change processed here
-        // that isn't a nudge IS significant enough to update UI state.
-        // The "blink" should happen if tc.settings.lastSpeed *changed* due to this event,
-        // implying it wasn't just a confirmation of existing speed.
-        const oldLastSpeed = tc.settings.lastSpeed;
-        updateSpeedFromEvent(video, false); // Initially assume not user-driven for blink
-        if (
-          Math.abs(oldLastSpeed - tc.settings.lastSpeed) > 0.001 &&
-          oldLastSpeed !== 1.0 &&
-          tc.settings.lastSpeed !== 1.0
-        ) {
-          // If lastSpeed actually changed due to this event, it was likely a user action via VSC
-          // or a significant external change. Trigger blink.
-          // Exception: don't blink if going to/from 1.0x as that's often a reset.
-          // This logic is imperfect for determining "user input" when not forcing.
-          // A cleaner way would be if setSpeed could flag the *next* native event.
-          // For now, this is a heuristic.
-          if (!tc.isNudging) {
-            // Double check not a nudge, though already filtered
-            runAction(
-              "blink",
-              getKeyBindings("blink", "value") || 1000,
-              null,
-              video
-            );
-          }
-        }
       }
     },
     true
   );
-  document.vscRateChangeListenerAttached = true; // MODIFIED: Ensure flag is set
+  document.vscRateListenerAttached = true;
 }
 
-// MODIFIED: More robust initialization flow with unique flags
 var vscInitializedDocuments = new Set();
 function initializeWhenReady(doc) {
-  if (doc.vscInitWhenReadyCalledFullUniqueFlag && doc.readyState !== "loading")
+  /* ... Same robust init ... */
-    return;
+  if (doc.vscInitWhenReadyUniqueFlag1 && doc.readyState !== "loading") return;
-  doc.vscInitWhenReadyCalledFullUniqueFlag = true;
+  doc.vscInitWhenReadyUniqueFlag1 = true;
-  if (isBlacklisted()) {
+  if (isBlacklisted()) return;
-    return;
+  if (doc === window.document && !window.vscPageLoadListenerUniqueFlag1) {
-  }
-  log(
-    `initializeWhenReady for: ${doc.location ? doc.location.href : "iframe"}. ReadyState: ${doc.readyState}`,
-    5
-  );
-
-  if (doc === window.document && !window.vscPageLoadListenerFullUniqueFlag) {
     window.addEventListener("load", () => initializeNow(window.document), {
       once: true
     });
-    window.vscPageLoadListenerFullUniqueFlag = true;
+    window.vscPageLoadListenerUniqueFlag1 = true;
   }
+  if (doc.readyState === "complete") initializeNow(doc);
+  else if (!doc.vscReadyStateListenerUniqueFlag1) {
+    doc.addEventListener("readystatechange", function onRSChangeUnique1() {
       if (doc.readyState === "complete") {
-    initializeNow(doc);
+        doc.removeEventListener("readystatechange", onRSChangeUnique1);
-  } else {
-    if (!doc.vscReadyStateListenerFullUniqueFlag) {
-      doc.addEventListener(
-        "readystatechange",
-        function onRSChange_VSC_Final_Unique_CB() {
-          if (doc.readyState === "complete") {
-            doc.removeEventListener(
-              "readystatechange",
-              onRSChange_VSC_Final_Unique_CB
-            );
         initializeNow(doc);
       }
-        }
+    });
-      );
+    doc.vscReadyStateListenerUniqueFlag1 = true;
-      doc.vscReadyStateListenerFullUniqueFlag = true;
-    }
   }
 }
 function inIframe() {
-  try {
+  /* ... Same ... */ try {
     return window.self !== window.top;
   } catch (e) {
     return true;
   }
 }
 function getShadow(parent) {
-  let result = [];
+  /* ... Same ... */ let r = [];
-  function getChild(p) {
+  function gC(p) {
     if (p.firstElementChild) {
       var c = p.firstElementChild;
       do {
-        result.push(c);
+        r.push(c);
-        getChild(c);
+        gC(c);
-        if (c.shadowRoot) result.push(...getShadow(c.shadowRoot));
+        if (c.shadowRoot) r.push(...getShadow(c.shadowRoot));
         c = c.nextElementSibling;
       } while (c);
     }
   }
-  getChild(parent);
+  gC(parent);
-  return result;
+  return r;
 }
 
 function initializeNow(doc) {
+  /* ... Same robust init, ensuring tc.videoController is defined ... */
   if (vscInitializedDocuments.has(doc) || !doc.body) return;
-  log(
+  if (!tc.settings.enabled) return;
-    `initializeNow for doc: ${doc.location ? doc.location.href : "iframe"}`,
-    4
-  );
-  if (!tc.settings.enabled) {
-    log("VSC is disabled.", 4);
-    return;
-  }
   if (!doc.body.classList.contains("vsc-initialized"))
     doc.body.classList.add("vsc-initialized");
   if (typeof tc.videoController === "undefined") defineVideoController();
@@ -754,78 +596,69 @@ function initializeNow(doc) {
     doc !== window.top.document &&
     !doc.head.querySelector('link[href*="inject.css"]')
   ) {
-    var link = doc.createElement("link");
+    var l = doc.createElement("link");
-    link.href = chrome.runtime.getURL("inject.css");
+    l.href = chrome.runtime.getURL("inject.css");
-    link.type = "text/css";
+    l.type = "text/css";
-    link.rel = "stylesheet";
+    l.rel = "stylesheet";
-    doc.head.appendChild(link);
+    doc.head.appendChild(l);
   }
-  const docsForKeydown = new Set([doc]);
+  const dFK = new Set([doc]);
   try {
-    if (inIframe() && window.top.document)
+    if (inIframe() && window.top.document) dFK.add(window.top.document);
-      docsForKeydown.add(window.top.document);
   } catch (e) {}
-  docsForKeydown.forEach((lDoc) => {
+  dFK.forEach((lD) => {
-    if (!lDoc.vscKeydownListenerUniqueFlagB) {
+    if (!lD.vscKDLFlagC) {
-      // Different flag
+      lD.addEventListener(
-      lDoc.addEventListener(
         "keydown",
-        function (event) {
+        function (evt) {
           if (!tc.settings.enabled) return;
-          const target = event.target;
+          const tgt = evt.target;
           if (
-            target.nodeName === "INPUT" ||
+            tgt.nodeName === "INPUT" ||
-            target.nodeName === "TEXTAREA" ||
+            tgt.nodeName === "TEXTAREA" ||
-            target.isContentEditable
+            tgt.isContentEditable
           )
             return;
           if (
-            event.getModifierState &&
+            evt.getModifierState &&
-            (event.getModifierState("Alt") ||
+            (evt.getModifierState("Alt") ||
-              event.getModifierState("Control") ||
+              evt.getModifierState("Control") ||
-              event.getModifierState("Meta") ||
+              evt.getModifierState("Meta") ||
-              event.getModifierState("Fn") ||
+              evt.getModifierState("Fn") ||
-              event.getModifierState("Hyper") ||
+              evt.getModifierState("Hyper") ||
-              event.getModifierState("OS"))
+              evt.getModifierState("OS"))
           )
             return;
-          if (
+          if (tc.mediaElements.length === 0 && !lD.querySelector("video,audio"))
-            tc.mediaElements.length === 0 &&
-            !lDoc.querySelector("video,audio")
-          )
             return;
-          var item = tc.settings.keyBindings.find(
+          var itm = tc.settings.keyBindings.find((k) => k.key === evt.keyCode);
-            (kb) => kb.key === event.keyCode
+          if (itm) {
-          );
+            runAction(itm.action, itm.value, evt);
-          if (item) {
+            if (itm.force === "true" || itm.force === true) {
-            runAction(item.action, item.value, event);
+              evt.preventDefault();
-            if (item.force === "true" || item.force === true) {
+              evt.stopPropagation();
-              event.preventDefault();
-              event.stopPropagation();
             }
           }
         },
         true
       );
-      lDoc.vscKeydownListenerUniqueFlagB = true;
+      lD.vscKDLFlagC = true;
     }
   });
-  if (!doc.vscMutationObserverUniqueFlagB) {
+  if (!doc.vscMOFlagC) {
-    // Different flag
+    const o = new MutationObserver((m) => {
-    const obs = new MutationObserver((muts) => {
       if (typeof requestIdleCallback === "function")
-        requestIdleCallback(() => processMutations(muts), { timeout: 1000 });
+        requestIdleCallback(() => pM(m), { timeout: 1000 });
-      else setTimeout(() => processMutations(muts), 200);
+      else setTimeout(() => pM(m), 200);
     });
-    function processMutations(mList) {
+    function pM(ml) {
-      for (const m of mList) {
+      for (const m of ml) {
         if (m.type === "childList") {
           m.addedNodes.forEach((n) => {
-            if (n instanceof Element) chkVid(n, n.parentNode || m.target, true);
+            if (n instanceof Element) cV(n, n.parentNode || m.target, true);
           });
           m.removedNodes.forEach((n) => {
-            if (n instanceof Element)
+            if (n instanceof Element) cV(n, n.parentNode || m.target, false);
-              chkVid(n, n.parentNode || m.target, false);
           });
         } else if (
           m.type === "attributes" &&
@@ -833,59 +666,59 @@ function initializeNow(doc) {
           m.target instanceof Element &&
           m.target.getAttribute("aria-hidden") === "false"
         ) {
-          const vidsInTgt = Array.from(getShadow(m.target)).filter(
+          const vIT = Array.from(getShadow(m.target)).filter(
             (el) => el.tagName === "VIDEO"
           );
-          vidsInTgt.forEach((vEl) => {
+          vIT.forEach((vE) => {
-            if (!vEl.vsc) chkVid(vEl, vEl.parentNode || m.target, true);
+            if (!vE.vsc) cV(vE, vE.parentNode || m.target, true);
           });
         }
       }
     }
-    function chkVid(n, p, add) {
+    function cV(n, p, a) {
-      if (!add && !n.isConnected) {
+      if (!a && !n.isConnected) {
-      } else if (!add && n.isConnected) return;
+      } else if (!a && n.isConnected) return;
       if (
         n.nodeName === "VIDEO" ||
         (n.nodeName === "AUDIO" && tc.settings.audioBoolean)
       ) {
-        if (add) {
+        if (a) {
           if (!n.vsc) new tc.videoController(n, p);
         } else {
           if (n.vsc) n.vsc.remove();
         }
       } else if (n.children && n.children.length > 0) {
         for (let i = 0; i < n.children.length; i++)
-          chkVid(n.children[i], n.children[i].parentNode || p, add);
+          cV(n.children[i], n.children[i].parentNode || p, a);
       }
     }
-    obs.observe(doc, {
+    o.observe(doc, {
       childList: true,
       subtree: true,
       attributes: true,
       attributeFilter: ["aria-hidden"]
     });
-    doc.vscMutationObserverUniqueFlagB = true;
+    doc.vscMOFlagC = true;
   }
   const q = tc.settings.audioBoolean ? "video,audio" : "video";
-  doc.querySelectorAll(q).forEach((vid) => {
+  doc.querySelectorAll(q).forEach((v) => {
-    if (!vid.vsc) new tc.videoController(vid, vid.parentElement);
+    if (!v.vsc) new tc.videoController(v, v.parentElement);
   });
-  Array.from(doc.getElementsByTagName("iframe")).forEach((fr) => {
+  Array.from(doc.getElementsByTagName("iframe")).forEach((f) => {
     try {
-      if (fr.contentDocument) initializeWhenReady(fr.contentDocument);
+      if (f.contentDocument) initializeWhenReady(f.contentDocument);
     } catch (e) {}
   });
   vscInitializedDocuments.add(doc);
 }
 
-// MODIFIED setSpeed to accept `isInitialCall` and use it for `fromUserInput`
+// MODIFIED: setSpeed now takes `isInitialCall` and `isUserKeyPress`
-function setSpeed(video, speed, isInitialCall = false) {
+function setSpeed(video, speed, isInitialCall = false, isUserKeyPress = false) {
   const numericSpeed = Number(speed);
   if (isNaN(numericSpeed) || numericSpeed <= 0 || numericSpeed > 16) return;
   if (!video || !video.vsc || !video.vsc.speedIndicator) return;
   log(
-    `setSpeed: Target ${numericSpeed.toFixed(2)}. Initial: ${isInitialCall}`,
+    `setSpeed: Target ${numericSpeed.toFixed(2)}. Initial: ${isInitialCall}. UserKeyPress: ${isUserKeyPress}`,
     4
   );
 
@@ -895,53 +728,56 @@ function setSpeed(video, speed, isInitialCall = false) {
   if (tc.settings.forceLastSavedSpeed) {
     video.dispatchEvent(
       new CustomEvent("ratechange", {
+        // Pass `isUserKeyPress` as `fromUserInput` for the custom event
         detail: {
           origin: "videoSpeed",
           speed: numericSpeed.toFixed(2),
-          fromUserInput: !isInitialCall
+          fromUserInput: isUserKeyPress
         }
       })
     );
   } else {
     if (Math.abs(video.playbackRate - numericSpeed) > 0.001) {
-      // Before changing rate, set a flag that this is VSC initiated for non-forced mode
-      video.vscIsSettingRate = !isInitialCall; // True if user action, false if initial
       video.playbackRate = numericSpeed;
-      // Flag will be cleared by ratechange listener after processing
     }
   }
-  if (!isInitialCall) refreshCoolDown();
+
+  if (!isInitialCall) refreshCoolDown(); // Original call, only for non-initial sets
+
+  // MODIFIED: Directly trigger blink here if it's a user key press and not initial setup
+  if (isUserKeyPress && !isInitialCall && video.vsc) {
+    runAction("blink", getKeyBindings("blink", "value") || 1000, null, video);
+  }
+
   if (video.vsc) {
     if (numericSpeed === 1.0 || video.paused) video.vsc.stopSubtitleNudge();
     else video.vsc.startSubtitleNudge();
   }
 }
 
-// MODIFIED runAction to pass 4th arg `specificVideo` to some internal calls if needed.
+// MODIFIED: runAction passes `isUserKeyPress=true` to setSpeed for relevant actions
-// And pass `isInitialCall=false` to setSpeed calls.
 function runAction(action, value, e, specificVideo = null) {
-  // ... (robust mediaTagsToProcess logic from previous correct version) ...
+  var mediaTagsToProcess = []; // ... (same robust mediaTagsToProcess logic as before) ...
-  var mediaTagsToProcess = [];
   if (specificVideo) mediaTagsToProcess = [specificVideo];
   else if (e && e.target) {
-    const docContext = e.target.ownerDocument || document;
+    const dC = e.target.ownerDocument || document;
-    let activeVideo = tc.mediaElements.find(
+    let aV = tc.mediaElements.find(
       (v) =>
-        v.ownerDocument === docContext &&
+        v.ownerDocument === dC &&
-        (docContext.activeElement === v || v.contains(docContext.activeElement))
+        (dC.activeElement === v || v.contains(dC.activeElement))
     );
-    if (activeVideo) mediaTagsToProcess = [activeVideo];
+    if (aV) mediaTagsToProcess = [aV];
     else {
-      activeVideo = tc.mediaElements.find(
+      aV = tc.mediaElements.find(
         (v) =>
-          v.ownerDocument === docContext &&
+          v.ownerDocument === dC &&
           v.offsetParent !== null &&
           (!v.paused || v.readyState > 0)
       );
-      if (activeVideo) mediaTagsToProcess = [activeVideo];
+      if (aV) mediaTagsToProcess = [aV];
       else {
         mediaTagsToProcess = tc.mediaElements.filter(
-          (v) => v.ownerDocument === docContext
+          (v) => v.ownerDocument === dC
         );
         if (mediaTagsToProcess.length === 0 && tc.mediaElements.length > 0)
           mediaTagsToProcess = [tc.mediaElements[0]];
@@ -955,8 +791,7 @@ function runAction(action, value, e, specificVideo = null) {
     e && e.target && e.target.getRootNode && e.target.getRootNode().host
       ? e.target.getRootNode().host
       : null;
-  var originalActionForResetContext = actionBeingProcessedForReset_ctx; // Use a local context var
+  const currentActionContext = action;
-  actionBeingProcessedForReset_ctx = action;
 
   mediaTagsToProcess.forEach(function (v) {
     if (!v || !v.vsc || !v.vsc.div || !v.vsc.speedIndicator) return;
@@ -969,6 +804,7 @@ function runAction(action, value, e, specificVideo = null) {
       return;
     if (action === "blink" && specificVideo && v !== specificVideo) return;
 
+    // Original showController logic (not tied to `isUserKeyPress` here, runAction("blink") is separate)
     const userDrivenActionsThatShowController = [
       "rewind",
       "advance",
@@ -995,6 +831,7 @@ function runAction(action, value, e, specificVideo = null) {
       case "advance":
         v.currentTime += numValue;
         break;
+      // MODIFIED: Pass `isUserKeyPress = true`
       case "faster":
         setSpeed(
           v,
@@ -1002,24 +839,24 @@ function runAction(action, value, e, specificVideo = null) {
             (v.playbackRate < 0.07 ? 0.07 : v.playbackRate) + numValue,
             16
           ),
-          false
+          false,
+          true
         );
         break;
       case "slower":
-        setSpeed(v, Math.max(v.playbackRate - numValue, 0.07), false);
+        setSpeed(v, Math.max(v.playbackRate - numValue, 0.07), false, true);
         break;
-      // MODIFIED: Calls new resetSpeed directly
       case "reset":
-        resetSpeedSimple(v, 1.0);
+        resetSpeed(v, 1.0, currentActionContext);
         break;
       case "fast":
-        resetSpeedSimple(v, numValue);
+        resetSpeed(v, numValue, currentActionContext);
         break;
       case "display":
         controllerDiv.classList.add("vsc-manual");
         controllerDiv.classList.toggle("vsc-hidden");
         break;
-      case "blink":
+      case "blink": // This action is now mostly called by setSpeed itself for user key presses
         if (
           controllerDiv.classList.contains("vsc-hidden") ||
           controllerDiv.blinkTimeOut !== undefined
@@ -1060,103 +897,99 @@ function runAction(action, value, e, specificVideo = null) {
         log(`Unknown action: ${action}`, 3);
     }
   });
-  actionBeingProcessedForReset_ctx = originalActionForResetContext;
 }
-var actionBeingProcessedForReset_ctx = null; // Context for original resetSpeed
 
 function pause(v) {
-  if (v.paused) v.play().catch((e) => log(`Play err:${e.message}`, 2));
+  /* ... Same as your original ... */ if (v.paused)
+    v.play().catch((e) => log(`Play err:${e.message}`, 2));
   else v.pause();
 }
 
-// MODIFIED: New simpler resetSpeed function
+// MODIFIED: `resetSpeed` now calls `setSpeed` with `isUserKeyPress = true`
-function resetSpeedSimple(v, targetActionSpeed) {
+function resetSpeed(v, target, currentActionContext = null) {
   log(
-    `resetSpeedSimple: Video current: ${v.playbackRate.toFixed(2)}, Target for this action: ${targetActionSpeed.toFixed(2)}`,
+    `resetSpeed (original): Video current: ${v.playbackRate.toFixed(2)}, Target: ${target.toFixed(2)}, Context: ${currentActionContext}`,
     4
   );
-  const fastPreferredSpeed = getKeyBindings("fast", "value") || 1.8;
+  if (Math.abs(v.playbackRate - target) < 0.01) {
-
+    if (v.playbackRate === (getKeyBindings("reset", "value") || 1.0)) {
-  if (targetActionSpeed === 1.0) {
+      if (target !== 1.0) {
-    // Action was "reset" (R key)
+        setSpeed(v, 1.0, false, true); // isInitial=false, isUserKeyPress=true
-    if (Math.abs(v.playbackRate - 1.0) < 0.01) {
-      setSpeed(v, fastPreferredSpeed, false);
       } else {
-      setSpeed(v, 1.0, false);
+        setSpeed(v, getKeyBindings("fast", "value"), false, true); // isInitial=false, isUserKeyPress=true
       }
     } else {
-    // Action was "fast" (G key), targetActionSpeed is the preferred speed
+      setSpeed(v, getKeyBindings("reset", "value") || 1.0, false, true); // isInitial=false, isUserKeyPress=true
-    if (Math.abs(v.playbackRate - targetActionSpeed) < 0.01) {
+    }
-      setSpeed(v, 1.0, false);
   } else {
-      setSpeed(v, targetActionSpeed, false);
+    if (currentActionContext === "reset") {
+      setKeyBindings("reset", v.playbackRate);
+    }
+    setSpeed(v, target, false, true); // isInitial=false, isUserKeyPress=true
   }
 }
-}
-// Remove or comment out the old `resetSpeed` function that uses setKeyBindings and actionBeingProcessedForReset_global
-/*
-function resetSpeed(v, target) { // THIS IS THE OLD ONE TO BE REPLACED by resetSpeedSimple
-  // ... original complex logic ...
-}
-*/
 
 function muted(v) {
-  v.muted = !v.muted;
+  /* ... Same as your original ... */ v.muted = !v.muted;
   log(`Mute: ${v.muted}`, 5);
 }
 function setMark(v) {
-  if (!v.vsc) v.vsc = {};
+  /* ... Same as your original ... */ if (!v.vsc) v.vsc = {};
   v.vsc.mark = v.currentTime;
   log(`Mark: ${v.vsc.mark.toFixed(2)}`, 5);
 }
 function jumpToMark(v) {
-  if (v.vsc && typeof v.vsc.mark === "number") v.currentTime = v.vsc.mark;
+  /* ... Same as your original ... */ if (
+    v.vsc &&
+    typeof v.vsc.mark === "number"
+  )
+    v.currentTime = v.vsc.mark;
   else log("No mark.", 4);
 }
 function handleDrag(video, e) {
-  /* ... same original ... */
+  /* ... Same as your original ... */
   if (!video || !video.vsc || !video.vsc.div || !video.vsc.div.shadowRoot)
     return;
-  const controller = video.vsc.div;
+  const ctl = video.vsc.div;
-  const shadowController = controller.shadowRoot.querySelector("#controller");
+  const sCtl = ctl.shadowRoot.querySelector("#controller");
-  if (!shadowController) return;
+  if (!sCtl) return;
-  var parentElement = controller.parentElement;
+  var pE = ctl.parentElement;
   while (
-    parentElement &&
+    pE &&
-    parentElement.parentNode &&
+    pE.parentNode &&
-    parentElement.parentNode !== document &&
+    pE.parentNode !== document &&
-    parentElement.parentNode.offsetHeight === parentElement.offsetHeight &&
+    pE.parentNode.offsetHeight === pE.offsetHeight &&
-    parentElement.parentNode.offsetWidth === parentElement.offsetWidth
+    pE.parentNode.offsetWidth === pE.offsetWidth
   )
-    parentElement = parentElement.parentNode;
+    pE = pE.parentNode;
-  const dragBoundary = parentElement || video.ownerDocument.body;
+  const dB = pE || video.ownerDocument.body;
   video.classList.add("vcs-dragging");
-  shadowController.classList.add("dragging");
+  sCtl.classList.add("dragging");
   const iXY = [e.clientX, e.clientY],
-    iCtrlXY = [
+    iCtlXY = [
-      parseInt(shadowController.style.left, 10) || 0,
+      parseInt(sCtl.style.left, 10) || 0,
-      parseInt(shadowController.style.top, 10) || 0
+      parseInt(sCtl.style.top, 10) || 0
     ];
-  const sD = (mvE) => {
+  const sD = (mE) => {
-    let s = shadowController.style;
+    let s = sCtl.style;
-    s.left = iCtrlXY[0] + mvE.clientX - iXY[0] + "px";
+    s.left = iCtlXY[0] + mE.clientX - iXY[0] + "px";
-    s.top = iCtrlXY[1] + mvE.clientY - iXY[1] + "px";
+    s.top = iCtlXY[1] + mE.clientY - iXY[1] + "px";
-    mvE.preventDefault();
+    mE.preventDefault();
   };
   const eD = () => {
-    dragBoundary.removeEventListener("mousemove", sD);
+    dB.removeEventListener("mousemove", sD);
-    dragBoundary.removeEventListener("mouseup", eD);
+    dB.removeEventListener("mouseup", eD);
-    dragBoundary.removeEventListener("mouseleave", eD);
+    dB.removeEventListener("mouseleave", eD);
-    shadowController.classList.remove("dragging");
+    sCtl.classList.remove("dragging");
     video.classList.remove("vcs-dragging");
   };
-  dragBoundary.addEventListener("mousemove", sD);
+  dB.addEventListener("mousemove", sD);
-  dragBoundary.addEventListener("mouseup", eD);
+  dB.addEventListener("mouseup", eD);
-  dragBoundary.addEventListener("mouseleave", eD);
+  dB.addEventListener("mouseleave", eD);
 }
 var timer = null;
 function showController(controller) {
-  /* ... same original ... */
+  /* ... Same as your original ... */
   if (!controller || typeof controller.classList === "undefined") return;
   controller.classList.add("vcs-show");
   if (timer) clearTimeout(timer);

manifest.json

@@ -1,13 +1,13 @@
 {
   "name": "Video Speed Controller",
   "short_name": "videospeed",
-  "version": "0.6.3.3",
+  "version": "1.1.1",
   "manifest_version": 2,
   "description": "Speed up, slow down, advance and rewind HTML5 audio/video with shortcuts",
-  "homepage_url": "https://github.com/codebicycle/videospeed",
+  "homepage_url": "https://github.com/SoPat712/videospeed",
   "browser_specific_settings": {
     "gecko": {
-      "id": "{7be2ba16-0f1e-4d93-9ebc-5164397477a9}"
+      "id": "{ed860648-f54f-4dc9-9a0d-501aec4313f5}"
     }
   },
   "icons": {

options.html

@@ -1,4 +1,4 @@
-<!DOCTYPE html>
+<!doctype html>
 <html>
   <head>
     <title>Video Speed Controller: Options</title>
@@ -148,8 +148,13 @@
         <input id="rememberSpeed" type="checkbox" />
       </div>
       <div class="row">
-        <label for="forceLastSavedSpeed">Force last saved speed<br />
+        <label for="forceLastSavedSpeed"
-        <em>Useful for video players that override the speeds set by VideoSpeed</em></label>
+          >Force last saved speed<br />
+          <em
+            >Useful for video players that override the speeds set by
+            VideoSpeed</em
+          ></label
+        >
         <input id="forceLastSavedSpeed" type="checkbox" />
       </div>
       <div class="row">
@@ -175,6 +180,47 @@
       </div>
     </section>
 
+    <section id="nudgeSettings">
+      <h3>Subtitle Nudge Settings (Experimental - YouTube Only)</h3>
+      <div class="row">
+        <label for="enableSubtitleNudge"
+          >Enable Subtitle Nudge <br /><em
+            >Periodically 'nudges' video speed by a tiny amount to help keep
+            subtitles in sync on some sites (e.g. YouTube).</em
+          >
+        </label>
+        <input id="enableSubtitleNudge" type="checkbox" />
+      </div>
+      <div class="row">
+        <label for="subtitleNudgeInterval"
+          >Nudge Interval (milliseconds) <br /><em
+            >How often to nudge (e.g., 25-1000). Smaller values are more
+            frequent. Default: 25.</em
+          >
+        </label>
+        <input
+          id="subtitleNudgeInterval"
+          type="text"
+          value=""
+          placeholder="25"
+        />
+      </div>
+      <div class="row">
+        <label for="subtitleNudgeAmount"
+          >Nudge Amount (decimal) <br /><em
+            >How much to change speed by (e.g., 0.001). Very small values
+            recommended. Default: 0.001.</em
+          >
+        </label>
+        <input
+          id="subtitleNudgeAmount"
+          type="text"
+          value=""
+          placeholder="0.001"
+        />
+      </div>
+    </section>
+
     <button id="save">Save</button>
     <button id="restore">Restore Defaults</button>
     <button id="experimental">Show Experimental Features</button>
@@ -186,12 +232,12 @@
 
       <h4>Extension controls not appearing?</h4>
       <p>
-        This extension is only compatible with HTML5 audio and video. If you don't
+        This extension is only compatible with HTML5 audio and video. If you
-        see the controls showing up, chances are you are viewing a Flash content.
+        don't see the controls showing up, chances are you are viewing a Flash
-        If you want to confirm, try right-clicking on the content and inspect the
+        content. If you want to confirm, try right-clicking on the content and
-        menu: if it mentions flash, then that's the issue. That said, <b>most sites
+        inspect the menu: if it mentions flash, then that's the issue. That
-        will fallback to HTML5</b> if they detect that Flash is not available. You
+        said, <b>most sites will fallback to HTML5</b> if they detect that Flash
-        can try manually disabling Flash from the browser.
+        is not available. You can try manually disabling Flash from the browser.
       </p>
     </div>
   </body>

options.js

@@ -22,13 +22,17 @@ var tcDefaults = {
     twitter.com
     imgur.com
     teams.microsoft.com
-  `.replace(regStrip, "")
+  `.replace(regStrip, ""),
+  // ADDED: Nudge defaults
+  enableSubtitleNudge: true,
+  subtitleNudgeInterval: 25,
+  subtitleNudgeAmount: 0.001
 };
 
-var keyBindings = [];
+var keyBindings = []; // This is populated during save/restore
 
 var keyCodeAliases = {
-  0: "null",
+  /* ... same as your original ... */ 0: "null",
   null: "null",
   undefined: "null",
   32: "Space",
@@ -76,83 +80,53 @@ var keyCodeAliases = {
   222: "'",
   59: ";",
   61: "+",
-  173: "-",
+  173: "-"
 };
 
 function recordKeyPress(e) {
+  /* ... same as your original ... */
   if (
-    (e.keyCode >= 48 && e.keyCode <= 57) || // Numbers 0-9
+    (e.keyCode >= 48 && e.keyCode <= 57) ||
-    (e.keyCode >= 65 && e.keyCode <= 90) || // Letters A-Z
+    (e.keyCode >= 65 && e.keyCode <= 90) ||
-    keyCodeAliases[e.keyCode] // Other character keys
+    keyCodeAliases[e.keyCode]
   ) {
     e.target.value =
       keyCodeAliases[e.keyCode] || String.fromCharCode(e.keyCode);
     e.target.keyCode = e.keyCode;
-
     e.preventDefault();
     e.stopPropagation();
   } else if (e.keyCode === 8) {
-    // Clear input when backspace pressed
     e.target.value = "";
   } else if (e.keyCode === 27) {
-    // When esc clicked, clear input
     e.target.value = "null";
     e.target.keyCode = null;
   }
 }
-
 function inputFilterNumbersOnly(e) {
+  /* ... same as your original ... */
   var char = String.fromCharCode(e.keyCode);
   if (!/[\d\.]$/.test(char) || !/^\d+(\.\d*)?$/.test(e.target.value + char)) {
     e.preventDefault();
     e.stopPropagation();
   }
 }
-
 function inputFocus(e) {
-  e.target.value = "";
+  /* ... same as your original ... */ e.target.value = "";
 }
-
 function inputBlur(e) {
-  e.target.value =
+  /* ... same as your original ... */ e.target.value =
     keyCodeAliases[e.target.keyCode] || String.fromCharCode(e.target.keyCode);
 }
-
+// function updateShortcutInputText(inputId, keyCode) { /* ... same as your original ... */ } // Not directly used in provided options.js logic flow
-function updateShortcutInputText(inputId, keyCode) {
-  document.getElementById(inputId).value =
-    keyCodeAliases[keyCode] || String.fromCharCode(keyCode);
-  document.getElementById(inputId).keyCode = keyCode;
-}
-
 function updateCustomShortcutInputText(inputItem, keyCode) {
-  inputItem.value = keyCodeAliases[keyCode] || String.fromCharCode(keyCode);
+  /* ... same as your original ... */ inputItem.value =
+    keyCodeAliases[keyCode] || String.fromCharCode(keyCode);
   inputItem.keyCode = keyCode;
 }
-
+var customActionsNoValues = ["pause", "muted", "mark", "jump", "display"]; // Original
-// List of custom actions for which customValue should be disabled
-var customActionsNoValues = ["pause", "muted", "mark", "jump", "display"];
-
 function add_shortcut() {
-  var html = `<select class="customDo">
+  /* ... same as your original ... */
-    <option value="slower">Decrease speed</option>
+  var html = `<select class="customDo"><option value="slower">Decrease speed</option><option value="faster">Increase speed</option><option value="rewind">Rewind</option><option value="advance">Advance</option><option value="reset">Reset speed</option><option value="fast">Preferred speed</option><option value="muted">Mute</option><option value="pause">Pause</option><option value="mark">Set marker</option><option value="jump">Jump to marker</option><option value="display">Show/hide controller</option></select><input class="customKey" type="text" placeholder="press a key"/><input class="customValue" type="text" placeholder="value (0.10)"/><select class="customForce"><option value="false">Do not disable website key bindings</option><option value="true">Disable website key bindings</option></select><button class="removeParent">X</button>`;
-    <option value="faster">Increase speed</option>
-    <option value="rewind">Rewind</option>
-    <option value="advance">Advance</option>
-    <option value="reset">Reset speed</option>
-    <option value="fast">Preferred speed</option>
-    <option value="muted">Mute</option>
-    <option value="pause">Pause</option>
-    <option value="mark">Set marker</option>
-    <option value="jump">Jump to marker</option>
-    <option value="display">Show/hide controller</option>
-    </select>
-    <input class="customKey" type="text" placeholder="press a key"/>
-    <input class="customValue" type="text" placeholder="value (0.10)"/>
-    <select class="customForce">
-    <option value="false">Do not disable website key bindings</option>
-    <option value="true">Disable website key bindings</option>
-    </select>
-    <button class="removeParent">X</button>`;
   var div = document.createElement("div");
   div.setAttribute("class", "row customs");
   div.innerHTML = html;
@@ -162,14 +136,13 @@ function add_shortcut() {
     customs_element.children[customs_element.childElementCount - 1]
   );
 }
-
 function createKeyBindings(item) {
+  /* ... same as your original ... */
   const action = item.querySelector(".customDo").value;
   const key = item.querySelector(".customKey").keyCode;
   const value = Number(item.querySelector(".customValue").value);
   const force = item.querySelector(".customForce").value;
-  const predefined = !!item.id; //item.id ? true : false;
+  const predefined = !!item.id;
-
   keyBindings.push({
     action: action,
     key: key,
@@ -178,9 +151,8 @@ function createKeyBindings(item) {
     predefined: predefined
   });
 }
-
-// Validates settings before saving
 function validate() {
+  /* ... same as your original ... */
   var valid = true;
   var status = document.getElementById("status");
   document
@@ -190,7 +162,7 @@ function validate() {
       match = match.replace(regStrip, "");
       if (match.startsWith("/")) {
         try {
-          var regexp = new RegExp(match);
+          new RegExp(match);
         } catch (err) {
           status.textContent =
             "Error: Invalid blacklist regex: " + match + ". Unable to save";
@@ -202,24 +174,45 @@ function validate() {
   return valid;
 }
 
-// Saves options to chrome.storage
+// MODIFIED: save_options to include nudge settings
 function save_options() {
-  if (validate() === false) {
+  if (validate() === false) return;
-    return;
+
-  }
+  keyBindings = []; // Reset global keyBindings before populating from DOM
-  keyBindings = [];
   Array.from(document.querySelectorAll(".customs")).forEach((item) =>
     createKeyBindings(item)
-  ); // Remove added shortcuts
+  );
 
-  var rememberSpeed = document.getElementById("rememberSpeed").checked;
+  var s = {}; // Object to hold all settings to be saved
-  var forceLastSavedSpeed = document.getElementById("forceLastSavedSpeed").checked;
+  s.rememberSpeed = document.getElementById("rememberSpeed").checked;
-  var audioBoolean = document.getElementById("audioBoolean").checked;
+  s.forceLastSavedSpeed = document.getElementById(
-  var enabled = document.getElementById("enabled").checked;
+    "forceLastSavedSpeed"
-  var startHidden = document.getElementById("startHidden").checked;
+  ).checked;
-  var controllerOpacity = document.getElementById("controllerOpacity").value;
+  s.audioBoolean = document.getElementById("audioBoolean").checked;
-  var blacklist = document.getElementById("blacklist").value;
+  s.enabled = document.getElementById("enabled").checked;
+  s.startHidden = document.getElementById("startHidden").checked;
+  s.controllerOpacity = document.getElementById("controllerOpacity").value;
+  s.blacklist = document
+    .getElementById("blacklist")
+    .value.replace(regStrip, "");
+  s.keyBindings = keyBindings; // Use the populated global keyBindings
 
+  // ADDED: Save nudge settings
+  s.enableSubtitleNudge = document.getElementById(
+    "enableSubtitleNudge"
+  ).checked;
+  s.subtitleNudgeInterval =
+    parseInt(document.getElementById("subtitleNudgeInterval").value, 10) ||
+    tcDefaults.subtitleNudgeInterval;
+  s.subtitleNudgeAmount =
+    parseFloat(document.getElementById("subtitleNudgeAmount").value) ||
+    tcDefaults.subtitleNudgeAmount;
+  // Basic validation for nudge interval and amount
+  if (s.subtitleNudgeInterval < 10) s.subtitleNudgeInterval = 10; // Min 10ms
+  if (s.subtitleNudgeAmount <= 0 || s.subtitleNudgeAmount > 0.1)
+    s.subtitleNudgeAmount = tcDefaults.subtitleNudgeAmount;
+
+  // Remove old flat settings (original logic)
   chrome.storage.sync.remove([
     "resetSpeed",
     "speedStep",
@@ -233,33 +226,22 @@ function save_options() {
     "advanceKeyCode",
     "fastKeyCode"
   ]);
-  chrome.storage.sync.set(
+
-    {
+  chrome.storage.sync.set(s, function () {
-      rememberSpeed: rememberSpeed,
-      forceLastSavedSpeed: forceLastSavedSpeed,
-      audioBoolean: audioBoolean,
-      enabled: enabled,
-      startHidden: startHidden,
-      controllerOpacity: controllerOpacity,
-      keyBindings: keyBindings,
-      blacklist: blacklist.replace(regStrip, "")
-    },
-    function () {
-      // Update status to let user know options were saved.
     var status = document.getElementById("status");
     status.textContent = "Options saved";
     setTimeout(function () {
       status.textContent = "";
     }, 1000);
-    }
+  });
-  );
 }
 
-// Restores options from chrome.storage
+// MODIFIED: restore_options to include nudge settings
 function restore_options() {
   chrome.storage.sync.get(tcDefaults, function (storage) {
     document.getElementById("rememberSpeed").checked = storage.rememberSpeed;
-    document.getElementById("forceLastSavedSpeed").checked = storage.forceLastSavedSpeed;
+    document.getElementById("forceLastSavedSpeed").checked =
+      storage.forceLastSavedSpeed;
     document.getElementById("audioBoolean").checked = storage.audioBoolean;
     document.getElementById("enabled").checked = storage.enabled;
     document.getElementById("startHidden").checked = storage.startHidden;
@@ -267,65 +249,86 @@ function restore_options() {
       storage.controllerOpacity;
     document.getElementById("blacklist").value = storage.blacklist;
 
-    // ensure that there is a "display" binding for upgrades from versions that had it as a separate binding
+    // ADDED: Restore nudge settings
+    document.getElementById("enableSubtitleNudge").checked =
+      storage.enableSubtitleNudge;
+    document.getElementById("subtitleNudgeInterval").value =
+      storage.subtitleNudgeInterval;
+    document.getElementById("subtitleNudgeAmount").value =
+      storage.subtitleNudgeAmount;
+
+    // Original key binding restoration logic
+    if (
+      !Array.isArray(storage.keyBindings) ||
+      storage.keyBindings.length === 0
+    ) {
+      // If keyBindings missing or not an array, use defaults from tcDefaults
+      storage.keyBindings = tcDefaults.keyBindings;
+    }
     if (storage.keyBindings.filter((x) => x.action == "display").length == 0) {
       storage.keyBindings.push({
         action: "display",
         value: 0,
         force: false,
-        predefined: true
+        predefined: true,
+        key: storage.displayKeyCode || tcDefaults.displayKeyCode
       });
     }
 
+    // Clear existing dynamic shortcuts before restoring (if any were added by mistake)
+    const dynamicShortcuts = document.querySelectorAll(".customs:not([id])");
+    dynamicShortcuts.forEach((sc) => sc.remove());
+
     for (let i in storage.keyBindings) {
       var item = storage.keyBindings[i];
       if (item.predefined) {
-        //do predefined ones because their value needed for overlay
-        // document.querySelector("#" + item["action"] + " .customDo").value = item["action"];
         if (item["action"] == "display" && typeof item["key"] === "undefined") {
-          item["key"] = storage.displayKeyCode || tcDefaults.displayKeyCode; // V
+          item["key"] = storage.displayKeyCode || tcDefaults.displayKeyCode;
         }
-
+        if (customActionsNoValues.includes(item["action"])) {
-        if (customActionsNoValues.includes(item["action"]))
+          const el = document.querySelector(
-          document.querySelector(
             "#" + item["action"] + " .customValue"
-          ).disabled = true;
-
-        updateCustomShortcutInputText(
-          document.querySelector("#" + item["action"] + " .customKey"),
-          item["key"]
           );
-        document.querySelector("#" + item["action"] + " .customValue").value =
+          if (el) el.disabled = true;
-          item["value"];
+        }
-        document.querySelector("#" + item["action"] + " .customForce").value =
+        const keyEl = document.querySelector(
-          item["force"];
+          "#" + item["action"] + " .customKey"
+        );
+        const valEl = document.querySelector(
+          "#" + item["action"] + " .customValue"
+        );
+        const forceEl = document.querySelector(
+          "#" + item["action"] + " .customForce"
+        );
+        if (keyEl) updateCustomShortcutInputText(keyEl, item["key"]);
+        if (valEl) valEl.value = item["value"];
+        if (forceEl) forceEl.value = String(item["force"]); // Ensure string for select value
       } else {
-        // new ones
+        // Non-predefined, dynamically added shortcuts
         add_shortcut();
-        const dom = document.querySelector(".customs:last-of-type");
+        const dom = document.querySelector(".customs:last-of-type"); // Gets the newly added one
         dom.querySelector(".customDo").value = item["action"];
-
+        if (customActionsNoValues.includes(item["action"])) {
-        if (customActionsNoValues.includes(item["action"]))
           dom.querySelector(".customValue").disabled = true;
-
+        }
         updateCustomShortcutInputText(
           dom.querySelector(".customKey"),
           item["key"]
         );
         dom.querySelector(".customValue").value = item["value"];
-        dom.querySelector(".customForce").value = item["force"];
+        dom.querySelector(".customForce").value = String(item["force"]);
       }
     }
   });
 }
 
 function restore_defaults() {
+  /* ... same as your original, tcDefaults now includes nudge defaults ... */
+  // Remove all dynamically added shortcuts first
+  document.querySelectorAll(".customs:not([id])").forEach((el) => el.remove());
+  // Then set defaults and restore options, which will re-add predefined ones correctly
   chrome.storage.sync.set(tcDefaults, function () {
-    restore_options();
+    restore_options(); // This will populate based on tcDefaults
-    document
-      .querySelectorAll(".removeParent")
-      .forEach((button) => button.click()); // Remove added shortcuts
-    // Update status to let user know options were saved.
     var status = document.getElementById("status");
     status.textContent = "Default options restored";
     setTimeout(function () {
@@ -335,14 +338,15 @@ function restore_defaults() {
 }
 
 function show_experimental() {
+  /* ... same as your original ... */
   document
     .querySelectorAll(".customForce")
     .forEach((item) => (item.style.display = "inline-block"));
 }
 
 document.addEventListener("DOMContentLoaded", function () {
+  /* ... same as your original event listeners setup ... */
   restore_options();
-
   document.getElementById("save").addEventListener("click", save_options);
   document.getElementById("add").addEventListener("click", add_shortcut);
   document
@@ -353,34 +357,32 @@ document.addEventListener("DOMContentLoaded", function () {
     .addEventListener("click", show_experimental);
 
   function eventCaller(event, className, funcName) {
-    if (!event.target.classList || !event.target.classList.contains(className)) {
+    if (!event.target.classList || !event.target.classList.contains(className))
       return;
-    }
     funcName(event);
   }
-
+  document.addEventListener("keypress", (event) =>
-  document.addEventListener("keypress", (event) => {
+    eventCaller(event, "customValue", inputFilterNumbersOnly)
-    eventCaller(event, "customValue", inputFilterNumbersOnly);
+  );
-  });
+  document.addEventListener("focus", (event) =>
-  document.addEventListener("focus", (event) => {
+    eventCaller(event, "customKey", inputFocus)
-    eventCaller(event, "customKey", inputFocus);
+  );
-  });
+  document.addEventListener("blur", (event) =>
-  document.addEventListener("blur", (event) => {
+    eventCaller(event, "customKey", inputBlur)
-    eventCaller(event, "customKey", inputBlur);
+  );
-  });
+  document.addEventListener("keydown", (event) =>
-  document.addEventListener("keydown", (event) => {
+    eventCaller(event, "customKey", recordKeyPress)
-    eventCaller(event, "customKey", recordKeyPress);
+  );
-  });
+  document.addEventListener("click", (event) =>
-  document.addEventListener("click", (event) => {
     eventCaller(event, "removeParent", function () {
       event.target.parentNode.remove();
-    });
+    })
-  });
+  );
   document.addEventListener("change", (event) => {
     eventCaller(event, "customDo", function () {
       if (customActionsNoValues.includes(event.target.value)) {
         event.target.nextElementSibling.nextElementSibling.disabled = true;
-        event.target.nextElementSibling.nextElementSibling.value = 0;
+        event.target.nextElementSibling.nextElementSibling.value = 0; // Or "" if placeholder is preferred
       } else {
         event.target.nextElementSibling.nextElementSibling.disabled = false;
       }