SitePad Pro is an IDE with support for editing many file types including Java, C#, HTML, XML, Perl, and JavaScript. Features include support for Sun's Java tools, visual debugger, project manager, code folding, bookmarks, smart keys, smart indent, syntax coloring, content viewer, custom file types, the ability to write your own JavaScript tools, and much more. It comes with more than 400 JavaScript tools. Version 4 includes editing support for compound documents including syntax coloring and smart indenting for JSP, ASP, and PHP pages, background colors, optional MDI editor tabs, support for HTML dialogs, and smart complete for Java files.