---help me!!, underline text(just read..) Options

[neonpink]

okay I might sound like a newbie but.. i got the code for double underlining but where do i put it?I tried Custom Header but it doesnt work I dont think it works in Web Stats...can anyone help me?? pleease?

Oh and heres the code..

<!-- begin code provided by createblog.com --><br /><!-- begin code provided by createblog.com --><br /><br /><style><br />u{<br />border-bottom: 1px solid #000000<br />text-decoration: underline;<br />color: #ff0000;<br />}<br /></style><br /><!-- end code provided by createblog.com --><br /><!-- end code provided by createblog.com -->