This is the code of the main activity, that contains a lateral menu with three button, what that i want to do is :
Modify this code and replace the action in the "listener" of the buttons in lateral menu, now when i press a button, a new fragment is created, but i want create a new activity (NOT a fragment), maintaining the layout (lateral menu). How i can do this ?
    public class MainActivity extends Activity {
        // declare properties
        private String[] mNavigationDrawerItemTitles;
        private DrawerLayout mDrawerLayout;
        private ListView mDrawerList;
        private ActionBarDrawerToggle mDrawerToggle;
        // nav drawer title
        private CharSequence mDrawerTitle;
        // used to store app title
        private CharSequence mTitle;
        @Override
        protected void onCreate(Bundle savedInstanceState) {
            super.onCreate(savedInstanceState);
            setContentView(R.layout.activity_main);
            // for proper titles
            mTitle = mDrawerTitle = getTitle();
            // initialize properties
            mNavigationDrawerItemTitles = getResources().getStringArray(R.array.navigation_drawer_items_array);
            mDrawerLayout = (DrawerLayout) findViewById(R.id.drawer_layout);
            mDrawerList = (ListView) findViewById(R.id.left_drawer);
            // list the drawer items
            ObjectDrawerItem[] drawerItem = new ObjectDrawerItem[3];
            drawerItem[0] = new ObjectDrawerItem(R.drawable.ic_action_copy, "Create");
            drawerItem[1] = new ObjectDrawerItem(R.drawable.ic_action_refresh, "Read");
            drawerItem[2] = new ObjectDrawerItem(R.drawable.ic_action_share, "Help");
            // Pass the folderData to our ListView adapter
            DrawerItemCustomAdapter adapter = new DrawerItemCustomAdapter(this, R.layout.listview_item_row, drawerItem);
            // Set the adapter for the list view
            mDrawerList.setAdapter(adapter);
            // set the item click listener
            mDrawerList.setOnItemClickListener(new DrawerItemClickListener());
            // for app icon control for nav drawer
            mDrawerLayout = (DrawerLayout) findViewById(R.id.drawer_layout);
            mDrawerToggle = new ActionBarDrawerToggle(
                    this,                  /* host Activity */
                    mDrawerLayout,         /* DrawerLayout object */
                    R.drawable.ic_drawer,  /* nav drawer icon to replace 'Up' caret */
                    R.string.drawer_open,  /* "open drawer" description */
                    R.string.drawer_close  /* "close drawer" description */
                    ) {
                /** Called when a drawer has settled in a completely closed state. */
                public void onDrawerClosed(View view) {
                    super.onDrawerClosed(view);
                    getActionBar().setTitle(mTitle);
                }
                /** Called when a drawer has settled in a completely open state. */
                public void onDrawerOpened(View drawerView) {
                    super.onDrawerOpened(drawerView);
                    getActionBar().setTitle(mDrawerTitle);
                }
            };
            // Set the drawer toggle as the DrawerListener
            mDrawerLayout.setDrawerListener(mDrawerToggle);
            // enable ActionBar app icon to behave as action to toggle nav drawer
            getActionBar().setDisplayHomeAsUpEnabled(true);
            getActionBar().setHomeButtonEnabled(true);
            if (savedInstanceState == null) {
                // on first time display view for first nav item
                selectItem(0);
            }
        }
        @Override
        public boolean onCreateOptionsMenu(Menu menu) {
            // Inflate the menu; this adds items to the action bar if it is present.
            getMenuInflater().inflate(R.menu.main, menu);
            return true;
        }
        @Override
        public boolean onOptionsItemSelected(MenuItem item) {
            // The action bar home/up action should open or close the drawer.
            // ActionBarDrawerToggle will take care of this.
           if (mDrawerToggle.onOptionsItemSelected(item)) {
               return true;
           }
           return super.onOptionsItemSelected(item);
        }
        // to change up caret
        @Override
        protected void onPostCreate(Bundle savedInstanceState) {
            super.onPostCreate(savedInstanceState);
            // Sync the toggle state after onRestoreInstanceState has occurred.
            mDrawerToggle.syncState();
        }
        // navigation drawer click listener
        private class DrawerItemClickListener implements ListView.OnItemClickListener {
            @Override
            public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
                selectItem(position);
            }
        }
        private void selectItem(int position) {
            // update the main content by replacing fragments
            Fragment fragment = null;
            switch (position) {
            case 0:
                fragment = new CreateFragment();
                break;
            case 1:
                fragment = new ReadFragment();
                break;
            case 2:
                fragment = new HelpFragment();
                break;
            default:
                break;
            }
            if (fragment != null) {
                FragmentManager fragmentManager = getFragmentManager();
                fragmentManager.beginTransaction().replace(R.id.content_frame, fragment).commit();
                // update selected item and title, then close the drawer
                mDrawerList.setItemChecked(position, true);
                mDrawerList.setSelection(position);
                setTitle(mNavigationDrawerItemTitles[position]);
                mDrawerLayout.closeDrawer(mDrawerList);
            } else {
                // error in creating fragment
                Log.e("MainActivity", "Error in creating fragment");
            }
        }
        @Override
        public void setTitle(CharSequence title) {
            mTitle = title;
            getActionBar().setTitle(mTitle);
        }
    }
*********** EDIT 1 ***********
I try this method:
I replace this part :
private void selectItem(int position) {  
  // update the main content by replacing fragments  
  Fragment fragment = null;
  switch (position) {
   case 0:
   fragment = new CreateFragment();
   break;
   case 1:
   fragment = new ReadFragment();
   break;
   case 2:
   fragment = new HelpFragment();
   break;
   default:
   break;
  }
  if (fragment != null) {
   FragmentManager fragmentManager = getFragmentManager();
   fragmentManager.beginTransaction().replace(R.id.content_frame, fragment).commit();
   // update selected item and title, then close the drawer
   mDrawerList.setItemChecked(position, true);
   mDrawerList.setSelection(position);
   setTitle(mNavigationDrawerItemTitles[position]);
   mDrawerLayout.closeDrawer(mDrawerList);
  } else {
   // error in creating fragment
   Log.e("MainActivity", "Error in creating fragment");
  }
 }
with this:
private void selectItem(int position) {  
      // update the main content by replacing fragments  
      Fragment fragment = null;
      switch (position) {
       case 0:
       break;
       case 1:
        Intent intent = new Intent(this, MyCustomActivity.class);
        startActivity(intent)
       break;
       case 2:
       Intent intent2 = new Intent(this, MyCustomActivity.class);
       startActivity(intent2)
       break;
       default:
       break;
      }
   // update selected item and title, then close the drawer
   mDrawerList.setItemChecked(position, true);
   mDrawerList.setSelection(position);
   setTitle(mNavigationDrawerItemTitles[position]);
   mDrawerLayout.closeDrawer(mDrawerList);
     }
But when i try on my device, the button doesn'n work as if I had not binded action
*********** EDIT 2 ***********
    public class MainActivity extends Activity implements View.OnClickListener {
        // declare properties
        private String[] mNavigationDrawerItemTitles;
        private DrawerLayout mDrawerLayout;
        private ListView mDrawerList;
        private ActionBarDrawerToggle mDrawerToggle;
        // nav drawer title
        private CharSequence mDrawerTitle;
        // used to store app title
        private CharSequence mTitle;
        @Override
        protected void onCreate(Bundle savedInstanceState) {
            super.onCreate(savedInstanceState);
            setContentView(R.layout.activity_main);
            // for proper titles
            mTitle = mDrawerTitle = getTitle();
            // initialize properties
            mNavigationDrawerItemTitles = getResources().getStringArray(R.array.navigation_drawer_items_array);
            mDrawerLayout = (DrawerLayout) findViewById(R.id.drawer_layout);
            mDrawerList = (ListView) findViewById(R.id.left_drawer);
            // list the drawer items
            ObjectDrawerItem[] drawerItem = new ObjectDrawerItem[3];
            drawerItem[0] = new ObjectDrawerItem(R.drawable.ic_action_copy, "Create");
            drawerItem[1] = new ObjectDrawerItem(R.drawable.ic_action_refresh, "Read");
            drawerItem[2] = new ObjectDrawerItem(R.drawable.ic_action_share, "Help");
            // Pass the folderData to our ListView adapter
            DrawerItemCustomAdapter adapter = new DrawerItemCustomAdapter(this, R.layout.listview_item_row, drawerItem);
            // Set the adapter for the list view
            mDrawerList.setAdapter(adapter);
            // set the item click listener
            mDrawerList.setOnItemClickListener(new DrawerItemClickListener());
            // for app icon control for nav drawer
            mDrawerLayout = (DrawerLayout) findViewById(R.id.drawer_layout);
            mDrawerToggle = new ActionBarDrawerToggle(
                    this,                  /* host Activity */
                    mDrawerLayout,         /* DrawerLayout object */
                    R.drawable.ic_drawer,  /* nav drawer icon to replace 'Up' caret */
                    R.string.drawer_open,  /* "open drawer" description */
                    R.string.drawer_close  /* "close drawer" description */
                    ) {
                /** Called when a drawer has settled in a completely closed state. */
                public void onDrawerClosed(View view) {
                    super.onDrawerClosed(view);
                    getActionBar().setTitle(mTitle);
                }
                /** Called when a drawer has settled in a completely open state. */
                public void onDrawerOpened(View drawerView) {
                    super.onDrawerOpened(drawerView);
                    getActionBar().setTitle(mDrawerTitle);
                }
            };
            // Set the drawer toggle as the DrawerListener
            mDrawerLayout.setDrawerListener(mDrawerToggle);
            // enable ActionBar app icon to behave as action to toggle nav drawer
            getActionBar().setDisplayHomeAsUpEnabled(true);
            getActionBar().setHomeButtonEnabled(true);
            if (savedInstanceState == null) {
                // on first time display view for first nav item
                selectItem(0);
            }
        }
        @Override
        public boolean onCreateOptionsMenu(Menu menu) {
            // Inflate the menu; this adds items to the action bar if it is present.
            getMenuInflater().inflate(R.menu.main, menu);
            return true;
        }
        @Override
        public boolean onOptionsItemSelected(MenuItem item) {
            // The action bar home/up action should open or close the drawer.
            // ActionBarDrawerToggle will take care of this.
           if (mDrawerToggle.onOptionsItemSelected(item)) {
               return true;
           }
           return super.onOptionsItemSelected(item);
        }
        // to change up caret
        @Override
        protected void onPostCreate(Bundle savedInstanceState) {
            super.onPostCreate(savedInstanceState);
            // Sync the toggle state after onRestoreInstanceState has occurred.
            mDrawerToggle.syncState();
        }
        // navigation drawer click listener
        private class DrawerItemClickListener implements ListView.OnItemClickListener {
            @Override
            public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
                selectItem(position);
            }
        }
        private void selectItem(int position) {
                // update selected item and title, then close the drawer
                mDrawerList.setItemChecked(position, true);
                mDrawerList.setSelection(position);
                setTitle(mNavigationDrawerItemTitles[position]);
                mDrawerLayout.closeDrawer(mDrawerList);
        }
        @Override
        public void setTitle(CharSequence title) {
            mTitle = title;
            getActionBar().setTitle(mTitle);
        }
@Override
public void onClick(View arg0) {
    System.out.println("DEBUG"+arg0);
//ACTION, arg0 no value 
}
        }
 
     
    