$( "#post-box a[href^='http']" ).each(function() {
    if ($("#post-box a[href$='.pdf']")){
      $( this ).on( "click", "ga('send','event','" + pageName + ":Body:Paragraph','Click','Download:PDF:" + $(this).text() + "');" );
    }else{
      $( this ).on( "click", "ga('send','event','" + pageName + ":Body:Paragraph','Click','Link:External:" + $(this).text() + " -- " + $(this).attr( "href" ) + "');" );
    }

  });