public void execute() {
			systemTimeElapsed = System.currentTimeMillis() - systemTimeOfLastStepEnd;
			if (systemTimeElapsed < minimumJobCycleTime) {
				try {
					Thread.sleep(minimumJobCycleTime - systemTimeElapsed);
				} catch (InterruptedException e) {
					e.printStackTrace();
				}
				// System.out.println(systemTimeElapsed+","+minimumJobCycleTime);
			}
			systemTimeOfLastStepEnd = System.currentTimeMillis();
			view.refresh();
			if (movie.getMovieSlider().isShowing())
				movie.getMovieSlider().repaint();
		}