$this->mime = $par ? $par : $this->getRequest()->getText( 'mime' );
$this->mime = trim( $this->mime );
list( $this->major, $this->minor ) = File::splitMime( $this->mime );
$this->mime = $par ? $par : $this->getRequest()->getText( 'mime' );
$this->mime = trim( $this->mime );
list( $this->major, $this->minor ) = File::splitMime( $this->mime );