Create a "Back to top" button using Jquerry

if your web page is so long ,why don't you create a "back to top" button for your reader can back to top of page and see another content instead of scrolling page by themselves .here is a small tip to create a "back to top" button . When user click on this button , page will be scrolled back to top slowly .To make this ,follow some steps :1,Login to your blogger . Go to layout .continue to edit