diff --git a/19 - Webcam Fun/index.html b/19 - Webcam Fun/index.html
index d4ffc4dc2a..5ad5fec400 100755
--- a/19 - Webcam Fun/index.html	
+++ b/19 - Webcam Fun/index.html	
@@ -10,7 +10,9 @@
   <div class="photobooth">
     <div class="controls">
       <button onClick="takePhoto()">Take Photo</button>
-<!--       <div class="rgb">
+
+      <!-- FILTER options  -->
+        <div class="rgb">
         <label for="rmin">Red Min:</label>
         <input type="range" min=0 max=255 name="rmin">
         <label for="rmax">Red Max:</label>
@@ -29,7 +31,8 @@
         <input type="range" min=0 max=255 name="bmin">
         <label for="bmax">Blue Max:</label>
         <input type="range" min=0 max=255 name="bmax">
-      </div> -->
+      </div>
+      <!-- END filter  -->
     </div>
 
     <canvas class="photo"></canvas>
@@ -39,7 +42,7 @@
 
   <audio class="snap" src="http://wesbos.com/demos/photobooth/snap.mp3" hidden></audio>
 
-  <script src="scripts.js"></script>
+  <script src="scripts-projectnotes.js"></script>
 
 </body>
 </html>
diff --git a/19 - Webcam Fun/package-lock.json b/19 - Webcam Fun/package-lock.json
new file mode 100644
index 0000000000..7b0c895c74
--- /dev/null
+++ b/19 - Webcam Fun/package-lock.json	
@@ -0,0 +1,2862 @@
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+}
diff --git a/19 - Webcam Fun/scripts-projectnotes.js b/19 - Webcam Fun/scripts-projectnotes.js
index 00355f5a9c..6026d5f188 100644
--- a/19 - Webcam Fun/scripts-projectnotes.js	
+++ b/19 - Webcam Fun/scripts-projectnotes.js	
@@ -1,5 +1,127 @@
+//webcam video
 const video = document.querySelector('.player');
+// canvas element
 const canvas = document.querySelector('.photo');
 const ctx = canvas.getContext('2d');
+// screenshot photo strip
 const strip = document.querySelector('.strip');
+// audio when video starts
 const snap = document.querySelector('.snap');
+
+function getVideo(){
+    navigator.mediaDevices.getUserMedia({video: true, audio: false}) //promise
+    .then(localMediaStream =>{
+        video.src = window.URL.createObjectURL(localMediaStream);
+        video.play();
+    })
+    .catch(error => console.error("You denied the webcam! Please accept", error));
+}
+
+function paintToCanvas(){
+    // get video width & height
+    const vidWidth = video.videoWidth;
+    const vidHeight = video.videoHeight;
+    console.log(vidWidth, vidHeight);
+    
+    // set canvas to same size of video stream
+    canvas.width = vidWidth;
+    canvas.height= vidHeight;
+
+    // paint video every 16 sec, from top left of screen
+    return setInterval(()=> {
+        ctx.drawImage(video,0,0, vidWidth,vidHeight)
+
+        // transform image pixels for filter effects
+        let pixels = ctx.getImageData(0,0, vidWidth, vidHeight);
+
+        // RED filter
+        // pixels = redEffect(pixels);
+
+        // rgbSplit filter
+        // pixels = rgbSplit(pixels);
+
+        // ghosting effect
+        // ctx.globalAlpha = 0.1;
+
+        // GREEN SCREEN filter
+        pixels = greenScreen(pixels);
+
+        // draw image again;
+        ctx.putImageData(pixels, 0,0);
+
+    }, 16);
+};
+
+function takePhoto(){
+    // played sound when video begin playing
+    snap.currentTime = 0;
+    snap.play();
+
+    // take data from canvas
+    const data = canvas.toDataURL('image/jpeg');
+    // create a link from canvas data
+    const link = document.createElement('a');
+    link.href = data;
+    // set file name when user download it
+    link.setAttribute('download', 'videoSnapShot');
+    link.innerHTML = `<img src="${data}" alt="Video snapshot" />`;
+
+    // insert screenshot pic to the strip container
+    strip.insertBefore(link, strip.firstChild);
+};
+
+function redEffect(pixels){
+    for(let i =0; i< pixels.data.length; i+=4){
+        let red = pixels.data[i];
+        let green = pixels.data[i+1];
+        let blue = pixels.data[i+2];
+
+        pixels.data[i] = red + 200;
+        pixels.data[i+1] = green  - 50;
+        pixels.data[i+2] = blue *0.5;
+    };
+    return pixels;
+};
+
+function rgbSplit(pixels) {
+    for (let i = 0; i < pixels.data.length; i+=4) {
+      pixels.data[i - 150] = pixels.data[i + 0]; // RED
+      pixels.data[i + 500] = pixels.data[i + 1]; // GREEN
+      pixels.data[i - 550] = pixels.data[i + 2]; // Blue
+    }
+    return pixels;
+  };
+
+  // function to toggle RGB input 
+  function greenScreen(pixels) {
+    // min and maximum green
+    const levels = {};
+  
+    document.querySelectorAll('.rgb input').forEach((input) => {
+      levels[input.name] = input.value;
+    });
+  
+    for (i = 0; i < pixels.data.length; i = i + 4) {
+      red = pixels.data[i + 0];
+      green = pixels.data[i + 1];
+      blue = pixels.data[i + 2];
+      alpha = pixels.data[i + 3];
+  
+      if (red >= levels.rmin
+        && green >= levels.gmin
+        && blue >= levels.bmin
+        && red <= levels.rmax
+        && green <= levels.gmax
+        && blue <= levels.bmax) {
+        // turn alpha to transparent
+        pixels.data[i + 3] = 0;
+      }
+    };
+    return pixels;
+  };
+
+// start video stream from user's webcam
+getVideo();
+
+// once video is playing, invoke paintToCanvas()
+video.addEventListener('canplay', paintToCanvas);
\ No newline at end of file