NewsGator TopStyle Pro TopStyle Pro是一个强大的CSS、XHTML 和HTML编辑工具，主要功能有编辑您的HTML, XHTML 和 CSS；检查您的CSS语法错误；转换HTML成为XHTML；发现您网站使用的CSS class；提供Internet Explorer和Mozilla预览功能；整合W3C HTML；它的HELP文件中详细的CSS指令介绍，适于参考和初次接触CSS的人学习。

TopStyle is a powerful tool for creating standards-compliant Web sites. Written by the creator of HomeSite, TopStyle is a single editor for CSS, HTML and xHTML.

Looking for a powerful tool for creating standards-compliant sites? Consider TopStyle, written by the creator of HomeSite, the world famous HTML-editor.

You can edit your HTML, XHTML and CSS in a single program.
Preview CSS while you write it.
Style Checker to validate style sheets against multiple browsers.
Style Upgrade tool to quickly replace all outdated HTML code.
Site Reports to see at-a-glance where styles are used in your site.
The program offers many unique features, including the option to upgrade your HTML documents by replacing outdated markup with equivalent styling. You can also convert HTML to XHTML and check your CSS syntax against multiple browsers, using a side-by-side preview. A harmonious colors feature allows you to easily create pleasant color schemes for your site and more. TopStyle Pro offers complete site management with the built-in File Explorer, clip libraries and resource manager and integrates with existing web authoring tools.