diff --git a/collatzConjecture/src/index.html b/collatzConjecture/src/index.html
index 0738eac..7270ce8 100644
--- a/collatzConjecture/src/index.html
+++ b/collatzConjecture/src/index.html
@@ -51,7 +51,7 @@ Beware of ... interesting outcomes as this can cause the created tree to become
     <span id="secondValue"></span>
 </span>
 <br>
-<a id="download" onclick="downloadCanvasCommon('collatzConjecture', canvas)">Download</a>
+<a id="download" onclick="downloadCanvasCommon()">Download</a>
 <br>
 <canvas id="canvas"></canvas>
 
diff --git a/dotLines/src/index.html b/dotLines/src/index.html
index 56ee944..a80a584 100644
--- a/dotLines/src/index.html
+++ b/dotLines/src/index.html
@@ -25,14 +25,21 @@
             left: 150px;
             top: 3px;
         }
+        .controls {
+            position: absolute;
+            top: 0px;
+            right: 10px
+        }
     </style>
 </head>
 <body>
 <div id="content">
     <canvas id="canvas" ></canvas>
-    <input type="button" class="top" id="pauseBtn" value="pause" onclick="pause()" />
-    <input type="button" class="top" id="showAllBtn" value="show all" onclick="showAll()" />
-    <a id="download" class="top" onclick="downloadCanvasCommon('dotLines', canvas)">Download</a> <br>
+    <div class="controls">
+        <input type="button" class="top" id="pauseBtn" value="pause" onclick="pause()" />
+        <input type="button" class="top" id="showAllBtn" value="show all" onclick="showAll()" />
+        <a id="download" class="top" onclick="downloadCanvasCommon()">Download</a> <br>
+    </div>
 </div>
 
 <script type="module" src="js/main.js"></script>
diff --git a/dotLines/src/js/main.js b/dotLines/src/js/main.js
index eae31c2..8cc4fbf 100644
--- a/dotLines/src/js/main.js
+++ b/dotLines/src/js/main.js
@@ -1,5 +1,5 @@
 import {
-    docReady, getMousePos, pointDistance, roundedRandom
+    docReady, downloadCanvasWithoutButton, getMousePos, pointDistance, roundedRandom
 } from "canvas-common";
 
 
@@ -166,4 +166,11 @@ docReady(function () {
 });
 
 
+function downloadCanvasDotlines() {
+    downloadCanvasWithoutButton('dotLines', canvas);
+}
 
+
+window.downloadCanvasCommon = downloadCanvasDotlines;
+window.pause = pause;
+window.showAll = showAll;
