tampa basa basi langsung aja....
pertama login ke blogger.com
2 lalu ke rancangan, pilih elem laman
3 tambah gadget
4 isi gadget tersebut dengan script di bawah ini:
<style type="text/css">#gb{position:fixed;top:50px;z-index:+1000;}* html #gb{position:relative;}.gbtab{height:100px;width:30px;float:left;cursor:pointer;background:url('https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEj5MKSf3MlCRmBI4LS6M3usljuVPLA_ZQaIjkIpfdORBmw_ohMfhGzG4r-4LlELBlnV-7F-YNkxx2qqogK7OB4HRebvLIq6K2OVRZUM9NW7t6G_Fq8wWpXqop4O3UnyC9zAKVCtKT6Ze2Nt/') no-repeat;}.gbcontent{float:left;border:2px solid #A5BD51;background:#F5F5F5;padding:10px;}</style><script type="text/javascript">function showHideGB(){var gb = document.getElementById("gb");var w = gb.offsetWidth;gb.opened ? moveGB(0, 30-w) : moveGB(20-w, 0);gb.opened = !gb.opened;}function moveGB(x0, xf){var gb = document.getElementById("gb");var dx = Math.abs(x0-xf) > 10 ? 5 : 1;var dir = xf>x0 ? 1 : -1;var x = x0 + dx * dir;gb.style.right = x.toString() + "px";if(x0!=xf){setTimeout("moveGB("+x+", "+xf+")", 10);}}</script><div id="gb"><div class="gbtab" onclick="showHideGB()"> </div><div class="gbcontent">isi dengan script chatbox kamu<br/><a href="http://x-santrie.blogspot.com">.</a><div style="text-align:right"><a href="javascript:showHideGB()">[close]</a></div></div></div><script type="text/javascript">var gb = document.getElementById("gb");gb.style.right = (30-gb.offsetWidth).toString() + "px";</script></div></div>
5 kemudian simpan.
Nb: rubah script yang berwarna coklat dengan script buku tamu kamu atau chat box kamu.