Now, highlight the text and watch it turn into the image of your choosing. The code can be downloaded to put on any web page so that you can share the love on your own site too.

The basic editor Tumblr provides for posting, however, does not include a way to change the alignment of text or images, so to center an image you have to edit the post's HTML code manually.

Double-click the image file you'd like to include in your post. The File Upload window closes and your image appears in the editing box. Click the "HTML" button and review the HTML code that appears.