@Override
 public void onNavigationDrawerItemSelected(int position) {
   switch (position) {
       // SHOW ALL POSTS
     case 1:
       if (!blog.getActiveFilter().equals(Blog.FILTER_ALL)) {
         blog.setActiveFilter(Blog.FILTER_ALL);
         blog.setCurrentPage(1);
       }
       // Force to refresh by changing the title
       mSectionsPagerAdapter.changeTitle(1, getString(R.string.navigation_drawer_section1));
       mViewPager.setCurrentItem(1);
       actionBar.setTitle(getString(R.string.app_name));
       break;
       // SCROLL TO CATEGORIES
     case 2:
       mViewPager.setCurrentItem(0);
       break;
       // SCROLL TO AUTHORS
     case 3:
       mViewPager.setCurrentItem(2);
       break;
       // SHOW FAVOURITES POSTS
     case 4:
       if (!blog.getActiveFilter().equals(Blog.FILTER_FAVOURITES)) {
         blog.setActiveFilter(Blog.FILTER_FAVOURITES);
         blog.setCurrentPage(1);
       }
       // Force to refresh by changing the title
       mSectionsPagerAdapter.changeTitle(1, getString(R.string.navigation_drawer_section4));
       actionBar.setTitle(getString(R.string.navigation_drawer_section4));
       mViewPager.setCurrentItem(1);
       break;
       // LAUCH DEFAULT EMAIL APP
     case 5:
       Intent intent = new Intent(Intent.ACTION_SEND);
       intent.setType("text/message");
       intent.putExtra(Intent.EXTRA_EMAIL, new String[] {"*****@*****.**"});
       intent.putExtra(Intent.EXTRA_SUBJECT, "");
       intent.putExtra(Intent.EXTRA_TEXT, "");
       Intent mailer = Intent.createChooser(intent, null);
       startActivity(mailer);
       break;
   }
 }