The Merge command inserts another file at the insertion point. You can also use the command to replace selected text within the active source window with the contents of another file.
·To merge source files:
1.Move the insertion point where you want to merge text, or select the text you want to replace.
2.From the File menu, choose Merge. The Merge dialog box appears.
3.Select the drive and directory where the source file to be inserted is stored. The default is the current drive and directory.
4.Select the type of file to display.
5.Choose OK to see a list of files in the selected directory.
6.Type a filename or select the name from the list of files.
7.Choose OK to merge the specified file at the insertion point.
As an alternative you can open a file with the editor and copy and paste text to another file.