Copy URL .... copies the URL of the selected node into the system-clipboard.
Examine with NodeViewer .... Opens a NodeViewer-window where details of the selected node will be displayed. Please see the NodeViewer's help for further information.
ContentViewer .... Opens a ContentViewer-window where the content of the selected node will be displayed. Works with images and HTML-files. In case of an image, the local file will be displayed if possible, the remote file if not. In case of an HTML-file the remote file is shown.