{$mi->header_text}
{$mi->header_text}
{$mi->header_text}

{$mi->title}

{$mi->sub_title}

Title
{@ $cate_list = array(); $current_key = null; } {@ $cate_list[$key] = $val; $cate_list[$key]->children = array(); $current_key = $key; } {@ $cate_list[$current_key]->children[] = $val }