1. Open your blogger dashboard, log in, and click on the name of the blog.

 Select "Layout" from the menu on the left.

 Click the "Add a Gadget" link that's closest to the bottom of the page.

2- the gadget list, under "basics", select the HTML/JavaScript gadget.

 3-Copy this VigLink code to your clipboard

<script type="text/javascript">

  var vglnk = { key: 'c03af8e40d8672dda015185ef7044ee8' };

  (function(d, t) {

    var s = d.createElement(t); s.type = 'text/javascript'; s.async = true;

    s.src = '//cdn.viglink.com/api/vglnk.js';

    var r = d.getElementsByTagName(t)[0]; r.parentNode.insertBefore(s, r);

  }(document, 'script'));

</script>

HTML/JavaScript gadget page, paste the VigLink code under "content". (Leave the title empty.) Click "save".

You're done! You can check your installation to make sure VigLink is working on your blog. If you have any questions, just ask.