Blogger has introduced a great tool to design templates.By introducing this tootl Blogger has solved problems for many people who were/are unaware about writing codes in HTML or XML.The tool gives a power to custmize the look, style ,color and other aspects of the blog.Read mor about it on
http://bloggerindraft.blogspot.com/2010/03/blogger-template-designer.html.
To learn how to use this tool watch the video.
http://www.youtube.com/watch?v=r6haqZoivBQ