diff --git a/index.php b/index.php
index bf509f4..f28087b 100644
--- a/index.php
+++ b/index.php
@@ -97,7 +97,16 @@
 
         <script>
             function loadImageBits(canvasId, bits) {
-                alert("loading " + canvasId);
+                const canvas = document.getElementById(canvasId);
+                const ctx = canvas.getContext("2d");
+
+                // const pen = ctx.createImageData(2, 2);
+                // for (let i = 0; i < pen.data.length; i += 4) {
+                //     pen.data[i]   = 0;
+                //     pen.data[i+1] = 0;
+                //     pen.data[i+2] = 0;
+                //     pen.data[i+3] = 255;
+                // }
             }
         </script>
     </head>
@@ -130,9 +139,9 @@
 
                     const pen = ctx.createImageData(2, 2);
                     for (let i = 0; i < pen.data.length; i += 4) {
-                        pen.data[i]   = 0;
-                        pen.data[i+1] = 0;
-                        pen.data[i+2] = 0;
+                        // pen.data[i]   = 0;
+                        // pen.data[i+1] = 0;
+                        // pen.data[i+2] = 0;
                         pen.data[i+3] = 255;
                     }