Here you can modify the audio data with the follow commands.

	Cut the selection and put it on the clipboard or in a temporary file.
	Copy the selection and put it on the clipboard or in a temporary file.
	Replace the selected data with the copied contents.
	Deletes the selected part of an audio file.
	Replace the selected data with contents from an audio file.
	Insert contents from a audio file to the end of current audio data. It is used to join several audio files.
	Performs an operation opposite to <Delete>. The unselected part will be delet.
	Select the entire audio data