diff --git a/src/alchi-maps/package.json b/src/alchi-maps/package.json
index e636f40..2e5dff1 100644
--- a/src/alchi-maps/package.json
+++ b/src/alchi-maps/package.json
@@ -9,13 +9,13 @@
     "inline": "inliner http://0.0.0.0:5000/alchi-maps.html >alchi-maps.inlined.html"
   },
   "devDependencies": {
-    "@babel/cli": "^7.10.5",
-    "@babel/core": "^7.11.4",
+    "@babel/cli": "^7.11.5",
+    "@babel/core": "^7.11.5",
     "@rollup/plugin-commonjs": "^15.0.0",
     "@rollup/plugin-node-resolve": "^9.0.0",
     "inliner": "^1.13.1",
     "mime-types": "^2.1.27",
-    "rollup": "^2.26.7",
+    "rollup": "^2.26.9",
     "rollup-plugin-livereload": "^2.0.0",
     "rollup-plugin-serve": "^1.0.4",
     "rollup-plugin-svelte": "^6.0.0",
@@ -24,8 +24,9 @@
     "sirv-cli": "^1.0.6",
     "svelte": "^3.24.1",
     "svelte-preval": "github:milahu/svelte-preval",
-    "tosource": "^2.0.0-alpha.2",
+    "sync-promise": "^1.1.0",
+    "sync-rpc": "^1.3.6",
     "terser": "^5.3.0",
-    "sync-rpc": "^1.3.6"
+    "tosource": "^2.0.0-alpha.2"
   }
 }
diff --git a/src/alchi-maps/src/AlchiMaps.svelte b/src/alchi-maps/src/AlchiMaps.svelte
index 009043b..b8fde7b 100644
--- a/src/alchi-maps/src/AlchiMaps.svelte
+++ b/src/alchi-maps/src/AlchiMaps.svelte
@@ -1550,7 +1550,7 @@
   // opposite of bodyPosStatic array
   let posInFromOut = preval(() => Array.from(Array(4).keys())
     .map((x) => Array.from(Array(4).keys())
-      .map((y) => [x, y])))
+      .map((y) => [x, y])));
 
 
 
@@ -4356,7 +4356,33 @@ console.log(`flipBodies: doAnimateMoves is`, doAnimateMoves);
 
   });
 
-
+  window.sourceCode = preval(
+    ({baseDir}) => {
+      const sourceFileĹist = [
+        'src/AlchiMaps.svelte',
+        'src/main.js',
+        'src/alchi.js',
+        'src/colorTable.cjs',
+        'rollup.config.js',
+        'package.json',
+        'README.md',
+        'LICENSE',
+        'public/alchi-maps.html',
+        'public/index.html',
+      ];
+      const fs = require('fs');
+      return sourceFileĹist.reduce(
+        (acc, sourceFile) => {
+          acc[sourceFile] = fs.readFileSync(
+            baseDir+'/'+sourceFile, {
+            encoding: 'utf-8',
+          });
+          return acc;
+        },
+        {}
+      );
+    }
+  );
 
 </script>