EditPro

 EditPro is an award-winning text editor for programmers and webmasters.

 Author:   Alentum
 Homepage: http://www.alentum.com/editpro/
 Family:   MicrosoftWindowsEditors
 License:  Commercial ($29)
 Platform: Windows

From their website:

: You can read about features of the product, download the fully functional 30-day trial version of EditPro and purchase the program.

: EditPro text editor allows editing several files of unlimited size at a time. Syntax highlighting for HTML, C/C++, Pascal/Delphi?, Java, ASP, PHP, Perl, CSS, etc. The program has fully customizable interface. It supports tools, projects, cliptext libraries and much more.

 Screenshot: