looking to replicate something like

i recently went on tumbler and seen a javascript/ jQuery/ God knows, script an example here...

http://cl.vc/Beta/Tumbler/

when you type in the URL box it adds text behin开发者_如何转开发d it that the user can not edit but can see. i have a project that would fit perfect with it so i want to know how to do it...

thanks for reading regards,

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It's a <span> positioned after the <input>. This <span> is positioned next to the <input> field with a z-index lower than the blue part of the site. Use 'inspect element' and you'll find the surprisingly easy structure it uses.