Manual:Material Editor Main Menu

Edit
Object edition. 
 * Undo Undo the last action.
 * Redo Redo the last undone action.
 * Undo multiple Opens the undo multiple action dialog.
 * Redo multiple Opens the redo multiple action dialog.
 * Cut Cut the selected object to clipboard.
 * Copy Copy the selected object to clipboard.
 * Paste Paste object from clipboard.
 * Delete Delete selected object.
 * Free and delete Clear all dependencies of the scene on the selected object and delete it.

Search
Search for scene items by name. 
 * Find Opens the find item dialog to search for a specified item.

Window
Access different application windows. 
 * Time line Switch to time line window.

Settings
Options on material editor windows. 
 * Options Opens the options dialog.

Help
Access the help file. 
 * Contents Opens the help file.
 * Help on material editor Opens the help file on material editor section.
 * About Shows Bishop3D about box.