See the main HTML Prompt in the macro Mirror Mirror Macro for an example. There's a bit more to it than just the prompt (study the header's JavaScript). Oh, and I used CSS to style the underline but you can just use HTML, too.
See the main HTML Prompt in the macro Mirror Mirror Macro for an example. There's a bit more to it than just the prompt (study the header's JavaScript). Oh, and I used CSS to style the underline but you can just use HTML, too.