How to add chat Box in blog

1:goto Layout
2:slect jave Script
3:paste these codes
4:save it now
             here is codes


<!-- Envolve Chat -->
<script type="text/javascript">
var envoSn=91861;
var envProtoType = (("https:" == document.location.protocol) ? "https://" : "http://");
document.write(unescape("%3Cscript src='" + envProtoType + "d.envolve.com/env.nocache.js' type='text/javascript'%3E%3C/script%3E"));
</script>

Posted by rana