public void setInitialScreenDesign() {
    switch (LaunchPadConstants.loginnDetails.getLoginType()) {
    case LoginDetailsMgr.LOGINTYPE_STUDENT:
        StudentLeftFragment studentLeftFragment = (StudentLeftFragment) LaunchPadUtilities.getFragment(this, R.id.home_left_frag);
        if (studentLeftFragment != null) {
            if (studentLeftFragment.pollLinearLayout.setVisibility(GONE))
            {
            if (getResources().getConfiguration().orientation == Configuration.ORIENTATION_LANDSCAPE) {
                leftStudentLayout.getLayoutParams().width = (int) LaunchPadUtilities.convertDpToPixel(256, this);
                rightStudentLayout.getLayoutParams().width = (int) LaunchPadUtilities.convertDpToPixel(1024, this);
                int height = 550 - (Build.VERSION.SDK_INT >= 17 ? res.getInteger(R.integer.API_17_ASSIGNMENT_VIEW_DECREMENT_LAND) : 0);
                studentLeftFragment.leftLinearLayout.getLayoutParams().height = (int) LaunchPadUtilities.convertDpToPixel(height, this);
            } else if (getResources().getConfiguration().orientation == Configuration.ORIENTATION_PORTRAIT) {
                leftStudentLayout.getLayoutParams().width = (int) LaunchPadUtilities.convertDpToPixel(256, this);
                rightStudentLayout.getLayoutParams().width = ((int) LaunchPadUtilities.convertDpToPixel(800, this) - (int) LaunchPadUtilities.convertDpToPixel(256, this));
                int height = res.getInteger(R.integer.assignmentlayoutheight)
                        - (Build.VERSION.SDK_INT == 17 ? res.getInteger(R.integer.API_17_ASSIGNMENT_VIEW_DECREMENT_PORT) : 0);
                studentLeftFragment.leftLinearLayout.getLayoutParams().height = (int) LaunchPadUtilities.convertDpToPixel(height, this);
                // studentLeftFragment.leftLinearLayout.getLayoutParams().height
                // = 820;
            }
        }
            else
            {
                if (getResources().getConfiguration().orientation == Configuration.ORIENTATION_LANDSCAPE) {
                    leftStudentLayout.getLayoutParams().width = (int) LaunchPadUtilities.convertDpToPixel(256, this);
                    rightStudentLayout.getLayoutParams().width = (int) LaunchPadUtilities.convertDpToPixel(1024, this);
                    int height = 340 - (Build.VERSION.SDK_INT >= 17 ? res.getInteger(R.integer.API_17_ASSIGNMENT_VIEW_DECREMENT_LAND) : 0);
                    studentLeftFragment.leftLinearLayout.getLayoutParams().height = (int) LaunchPadUtilities.convertDpToPixel(height, this);
                } else if (getResources().getConfiguration().orientation == Configuration.ORIENTATION_PORTRAIT) {
                    leftStudentLayout.getLayoutParams().width = (int) LaunchPadUtilities.convertDpToPixel(256, this);
                    rightStudentLayout.getLayoutParams().width = ((int) LaunchPadUtilities.convertDpToPixel(800, this) - (int) LaunchPadUtilities.convertDpToPixel(256, this));
                    int height =800 - (Build.VERSION.SDK_INT == 17 ? res.getInteger(R.integer.API_17_ASSIGNMENT_VIEW_DECREMENT_PORT) : 0);
                    studentLeftFragment.leftLinearLayout.getLayoutParams().height = (int) LaunchPadUtilities.convertDpToPixel(height, this);
                    // studentLeftFragment.leftLinearLayout.getLayoutParams().height
                    // = 820;
                }
            }
        }
        break;
    default:
        break;
    }
}

if(studentLeftFragment.pollLinearLayout.getVisibility() == View.VISIBLE)
{
   studentLeftFragment.pollLinearLayout.setVisibility(GONE);
   ...
   ...
}