How to make a shoutbox hidden in blog

What is a shoutbox? Yeah, shoutbox is a gadget application on a blog where visitors can leave comments.
First, I will tell you how to make a shoutbox

1. To make the shoutbox, click  Create Shoutbox
2. When it has finished, you copy the html code
3. After that you go to blogger.com--> layout ---> add gedget -> HTML / Javascript, and paste the html code.

And to create a hidden shoutbox, copy the shoutbox html code into the html below:

Click here to view

<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/AVvXsEjjBUhKcsW8z4_z1O6d-8uD42ZQ86ksw1RNqW6Ym74-g4C3x5IMZSG9LU2H6mDOvnB_7cMfKnp5X1KgEu7KlmFgWWFeoPo4rZdTwz1xuQFB1GTQ_m-gwJiiDua5SNTxLI-cEbPG7wjJJ96V/') 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">
<!-- Replace this sentences with the shoutbox html code -->
<br/>

<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>

Click save, and see the results ...