'Render mri without bem contours (only PNG).'

def _render_array(self, array, global_id=None, cmap='gray', limits=None, n_jobs=1):

    html = []
    html.append(u'<div    class="row">')
    limits = (limits or {})
    axial_limit = limits.get('axial')
    axial_slices_gen = _iterate_axial_slices(array, axial_limit)
    html.append(self._render_one_axis(axial_slices_gen, 'axial', global_id, cmap, array.shape[1], n_jobs))
    sagittal_limit = limits.get('sagittal')
    sagittal_slices_gen = _iterate_sagittal_slices(array, sagittal_limit)
    html.append(self._render_one_axis(sagittal_slices_gen, 'sagittal', global_id, cmap, array.shape[1], n_jobs))
    html.append(u'</div>')
    html.append(u'<div    class="row">')
    coronal_limit = limits.get('coronal')
    coronal_slices_gen = _iterate_coronal_slices(array, coronal_limit)
    html.append(self._render_one_axis(coronal_slices_gen, 'coronal', global_id, cmap, array.shape[1], n_jobs))
    html.append(u'</div>')
    return '\n'.join(html)
