The Themes tab lists all available themes loaded into the R:BASE instance. The theme list includes the 86 predefined themes available in R:BASE, and any external themes that were loaded into R:BASE. With a theme selected, pressing the OK button will capture the theme name. The RBThemes11.dll must be located in the R:BASE program folder in order for the themes tab to be displayed. The "Preview Theme" button provides a sample form to review the theme presentation.