You could quite easily make these yourself, no need for photoshop or fancy things like that. If you get paintNET and the traditional Habbo staff logo, then just change were it says 'Habbo' to 'Global' you'll be done. PaintNET is really straightforward to use, and if you're confused there's...
She's never made any in the first place. It's a mimic of http://devbest.com/threads/free-banner-making.33594/ - You're better off asking for @Jakee to make you one I presume he still does.