public void onClick(View cview) throws IOException {
        switch (cview.getId()) {

            case R.id.button:
                View view = findViewById(R.id.menuView);


                if(Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB_MR1){
                    if (menuVisible) {
                        view.animate().translationX(view.getWidth());
                    } else {
                        view.animate().translationX(0);
                    }
                } else {
                    ModifiedTranslateAnimation animate;
                    ModifiedTranslateAnimation currentAnimation = (ModifiedTranslateAnimation) view.getAnimation();

                    float progress = 1;
                    int time = 1500;

                    if (currentAnimation != null) {
                        progress = currentAnimation.getProgress();
                    }

                    view.clearAnimation();
                    if (menuVisible) {
                        animate = new ModifiedTranslateAnimation((1-progress) * view.getWidth(), view.getWidth(), 0, 0);
                    } else {
                        animate = new ModifiedTranslateAnimation(progress * view.getWidth(),0,0,0);
                    }

                    animate.setDuration((long)(time*progress));
                    animate.setFillAfter(true);

                    view.startAnimation(animate);
                }

                menuVisible = !menuVisible;
              break;
        }
    }