Emacs can split the frame into two or many windows, which can display parts of different buffers or different parts of one buffer. If you are running SXEmacs under X, that means you can have the X window that contains the Emacs frame have multiple subwindows.
|• Basic Window:||Introduction to Emacs windows.|
|• Split Window:||New windows are made by splitting existing windows.|
|• Other Window:||Moving to another window or doing something to it.|
|• Pop Up Window:||Finding a file or buffer in another window.|
|• Change Window:||Deleting windows and changing their sizes.|