diff --git a/index.html b/index.html
index 0f0c790..4513869 100644
--- a/index.html
+++ b/index.html
@@ -29,7 +29,8 @@
   </style>
 </head>
 
-<body LANG="en-US" LINK="#0000ff" DIR="LTR" id="testImage">
+<body LANG="en-US" LINK="#0000ff" DIR="LTR" id="testImage" style="position:relative;">
+
 <div class="d-flex justify-content-end">
     <p id="Accuracy">
       <a href="#">Not Yet Calibrate</a>
@@ -40,7 +41,9 @@
   </div>
   
   <canvas id="plotting_canvas" width="500" height="500" style="cursor:crosshair;"></canvas>
-
+  <object data="https://stackoverflow.com" width="400" height="300" type="text/html">
+    Alternative Content
+</object>
   <script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.4.1/jquery.min.js"
     integrity="sha256-CSXorXvZcTkaix6Yvo6HppcZGetbYMGWSFlBw8HfCJo=" crossorigin="anonymous"></script>
   <script src="https://cdnjs.cloudflare.com/ajax/libs/sweetalert/2.1.2/sweetalert.min.js"
