Copying blocks with the mouse

Select a block and press the <Ctrl> key while Holding the left mouse button down, the mouse cursor should now change to indicate that the selected block has been copied to the clipboard.. (if not make sure that the caret is positioned inside the selected text before pressing the <Ctrl> key and the left mouse button),drag the mouse to the place where you want a copy of the selected block, the block will be pasted when the mouse button is released .