The main window consists of the text pane, the progress bar and the menu/toolbar. Drag the stylus over the text pane to select text, use Tools->Copy to copy the selected text to the clipboard. Tap text to perform dictionary lookup (if "use dictionary" is selected in general options). While in dictionary mode you can enter words directly into the main window to perform word lookup. Double tap any white space to toggle full screen mode. Tap on th..