In linux when use Gtk.FileChooserDialog appear 3 columns: Filename, filesize and modified date. But in windows 7 only appear two: Filename and modified date. How can add column filesize in windows 7? regards -- Jesus Eguiluz Ingeniero Electrónico. Investigación y Desarrollo Andes Electrónica Ltda. +56 2 347-8780 www.andeselec.com