From the menu go to: File > Open...
Use this command to open an existing document in a new window.
Alleycode displays the File Open dialog box so you can choose documents to edit. You can open multiple documents at once.
To open multiple documents:
1) Click “File” > “Open”
2) “Open dialogue box” opens.
3) Select (highlight) file to open. Don’t double click or click on open at this point.
4) Hold CTRL key down and click on every file to open.
5) When every file to open is selected, click “Open”.
Keyboard shortcut: Ctrl+ O