public function exportImage( $keep_resorce = false )
	{
		// prepare Capatcha
		$this->getCaptchaImage();

		# Sending Header Info
		header( 'content-type: image/png' );
		
		# Exporting the final image
		imagepng( $this->_final_image );
		
		# Clearing final image from the memory
		imagedestroy( $this->_final_image );

		# Method End
	}