Langkah pertama, tentunnya login ke blog kamu. Pada Layout, klik Add Gadget, HTML/Java Script
Kemudia tinggal masukkan kode berikut pada box yang tersedia (bagian Content),
<script type="text/javascript" src="http://ajax.googleapis.com/ajax/libs/jquery/1.3.2/jquery.min.js"></script><style>Silahkan ganti bagian ini http://goo.gl/hXP25U dengan url gambar yang kamu inginkan, Misal
.ks-back-to-top {
position: fixed;
bottom: 2em;
right: 15px;
text-decoration: none;
padding: 1em;
display: none;
cursor:pointer;
}
</style>
<img class="ks-back-to-top" src="http://goo.gl/hXP25U"/>
<script type="text/javascript">
/*****www.crawlist.net***/
jQuery(document).ready(function() {
var offset = 220;
var duration = 500;
jQuery(window).scroll(function() {
if (jQuery(this).scrollTop() > offset) {
jQuery('.ks-back-to-top').fadeIn(duration);
} else { //www.crawlist.blogspot.com
jQuery('.ks-back-to-top').fadeOut(duration);
}
});
jQuery('.ks-back-to-top').click(function(event) {
event.preventDefault();
jQuery('html, body').animate({scrollTop: 0}, duration);
return false;
})
});
</script>
https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiragFnCz46XPGLARJqTr48rH3GxECBo_XIc_oRvm3iIPI_XRJEOZMIFoLxzAznys0IhGrjo3djco4M1rhS1gfJHwwb1bqpyBJi3qGFaOsvoITDfK0945Pzw2Qq_hthoW22WDbYQiD9XsM/s1600/back-to-top.png
https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhReq5D5K1PRJmVRA2OtsX9iOJmrQTfZXbY4Bt0bebC3hc_2YA9mgzohl3wHUt1ojuoeWQJ8c0o3q9Hlez-pueh24j3bRSBjsLgJnDbahvxagoWXGesJKKLfTFbaYF20XBGGCisw0-lWo0/s1600/ScrollToTop-ARSDK.png
http://www.codecheese.com/wp-content/uploads/to-top.png
Atau gambar lain disini
Terakhir, jangan lupa Save arangement
Salam,
napetis