Copy and Paste files from Windows Explorer... You can copy files and folder directly from Windows Explorer. Copy (Ctrl-C) the file or folder you want from Windows Explorer. Then locate where you want to copy the item within the library by selecting the node. Finally paste (Ctrl-V) the item into the library. A file handling dialog will appear allowing you to choose the type of import into the library. It is recommended that you accept the default selection and continue by pressing "OK". Drag and drop files from Windows Explorer... Directly drag files and/or folders from Windows Explorer into the library. Add Existing... You can right-click on any node within you library and select "Add Existing..." menu option.  Select the type of object you want to copy. Follow the dialogs to locate the item and copy into the library. Copy Selected Text from the Code textbox... You can select text from within the Document Text area and send into a selected node within the library.