def mini_render_to_response(template, context, context_instance, try_mobile = True, *args, **kwargs):
    render = None
    if try_mobile and context_instance['request'].GET.has_key('mini'):
        try:
            file, ext = template.split('.')
        except ValueError: pass
        else:
            mini_template = file + '_mini.' + ext
            try:
                render = render_to_response(mini_template, context, context_instance=context_instance, *args, **kwargs)
            except TemplateDoesNotExist: pass
    
    if not render:
        render = render_to_response(template, context, context_instance=context_instance, *args, **kwargs)
    
    return render