Just a few days, I went searching for a new way to automatically include HTML/rich text signatures into my e-mails in Gmail. Well now I don’t need to worry about that any more as Gmail has added rich text signatures directly to its interface.
Just head to your Settings page, and scroll down to the signature section. You can throw in links, images and format the text and links with various fonts and colors.
What’s additionally great is that you can have different signatures for the different from: e-mail addresses you use.