Goes up one level in the file system structure.
This method makes the parent folder of the current folder the new active folder, which contents will be displayed in the JamSystemShellView
TJamBrowseForFolder
TJamShellList.CreateDir
TJamSystemShellView.CreateDir
TShellBrowser.Folder
TJamShellLink.GoUp
TJamShellList.GoUp
TShellBrowser.ObjectName
TJamSystemShellView Class