Giáo Lý Công Giáo

function ibt_viewpdf($attr, $url) { return ''; } add_shortcode('embedpdf', 'ibt_viewpdf'); [embedpdf width="1000px" height="500px"]https://docs.google.com/open?id=0B70Hi44cNPvtc2FvajJjZEh5Sms[/embedpdf]