protected function initialWindowSize() {
		if ( isset( $this->config['resolution'] ) ) {
			if ( $this->config['resolution'] == 'maximize' ) {
				$this->maximizeWindow();
			} else {
				$size = explode( 'x', $this->config['resolution'] );
				if ( count( $size ) == 2 ) {
					$this->resizeWindow( intval( $size[0] ), intval( $size[1] ) );
				}
			}
		}
	}