anchor.diff:  
       // Scale and perspective
       mImpress.style.cssText = getState(mSteps[0]).scaleCSS();
  +
  +    // Go to the first step, unless an explicit step is requested in the href
  +    goto(window.location.hash.isEmpty() ? 0 : Math.parseInt(window.location.hash.substring(1)));
     }
   
     /**
  
positive.code:     }
      // Iterate over attributes of the step jumped to and apply CSS
      mCurrentStep = step;
      mCanvas.style.cssText = getState(mSteps[mCurrentStep]).canvasCSS();
      // Scale and perspective
      mImpress.style.cssText = getState(mSteps[mCurrentStep]).scaleCSS();
  
negative.code: void main() {
  
    Impress pres = new Impress();
  
    window.on.hashChange.add((e) {
      int step = Math.parseInt(window.location.hash.substring(1));
      if (step != pres.mCurrentStep)
        pres.goto(step);
    });
  
    pres.setupPresentation();
  
    bool serverControl = false;
  