diff --git a/java/libraries/video/examples/Movie/Frames/Frames.pde b/java/libraries/video/examples/Movie/Frames/Frames.pde
index 98fcf8328..6615216dc 100644
--- a/java/libraries/video/examples/Movie/Frames/Frames.pde
+++ b/java/libraries/video/examples/Movie/Frames/Frames.pde
@@ -1,6 +1,6 @@
 /**
- * Frames. 
- * by Andres Colubri
+ * Frames 
+ * by Andres Colubri. 
  * 
  * Moves through the video one frame at the time by using the
  * arrow keys. It estimates the frame counts using the framerate
diff --git a/java/libraries/video/examples/Movie/Reverse/Reverse.pde b/java/libraries/video/examples/Movie/Reverse/Reverse.pde
index b86279744..a4d5bf3df 100644
--- a/java/libraries/video/examples/Movie/Reverse/Reverse.pde
+++ b/java/libraries/video/examples/Movie/Reverse/Reverse.pde
@@ -22,7 +22,7 @@ boolean once = true;
 void setup() {
   size(640, 360);
   background(0);
-  mov = new Movie(this, "transit.mov");
+  mov = new Movie(this, "transit.mkv");
   mov.play();
 }
 
diff --git a/java/libraries/video/examples/Movie/Scratch/Scratch.pde b/java/libraries/video/examples/Movie/Scratch/Scratch.pde
index 066312eb8..dbd9fdcec 100644
--- a/java/libraries/video/examples/Movie/Scratch/Scratch.pde
+++ b/java/libraries/video/examples/Movie/Scratch/Scratch.pde
@@ -1,11 +1,11 @@
 /**
- * Scratch. 
- * by Andres Colubri
+ * Scratch 
+ * by Andres Colubri. 
  * 
  * Move the cursor horizontally across the screen to set  
  * the position in the movie file.
  */
- 
+
 import processing.video.*;
 
 Movie mov;
@@ -22,19 +22,18 @@ void setup() {
   mov.pause();
 }
 
-void movieEvent(Movie m) {
-  m.read();
-}
-
 void draw() {
-  // A new time position is calculated using the current mouse location:
-  float f = constrain((float)mouseX / width, 0, 1);
-  float t = mov.duration() * f;    
-  if (mov.ready()) {
+
+  if (mov.available()) {
+    mov.read();
+    // A new time position is calculated using the current mouse location:
+    float f = map(mouseX, 0, width, 0, 1);
+    float t = mov.duration() * f;
     mov.play();
     mov.jump(t);
     mov.pause();
-  }    
+  }  
+
   image(mov, 0, 0);
 }
 
diff --git a/java/libraries/video/examples/Movie/Speed/Speed.pde b/java/libraries/video/examples/Movie/Speed/Speed.pde
index c42b3cdfb..c08137651 100644
--- a/java/libraries/video/examples/Movie/Speed/Speed.pde
+++ b/java/libraries/video/examples/Movie/Speed/Speed.pde
@@ -1,5 +1,5 @@
 /**
- * GSVideo movie speed example.
+ * Speed. 
  *
  * Use the Movie.speed() method to change
  * the playback speed.
@@ -15,8 +15,6 @@ void setup() {
   background(0);
   mov = new Movie(this, "transit.mov");
   mov.loop();
-  
-  textSize(18);
 }
 
 void movieEvent(Movie movie) {