How can I install LiveCaller widget on my website?

How and where should i insert widget code on my website to make it work?

Hello widget code must be inserted inside <body> </body> tags of your HTML document.

<!DOCTYPE html>
<html>
<head>
	<title>Your Website</title>
</head>

<body>
The content of the document......

<script>Livecaller Widget code.. </script>
</body>

</html>