(function($) {
  // open external links in new window
  Drupal.behaviors.openInNewWindow = {
    attach: function(context) {
      // open external links in new window
      $("a[href^=http]").each(function() {
        if(this.href.indexOf(location.hostname) == -1) {
          $(this).click(function(){window.open(this.href);return false;});
        }
      });
    
      // open pdf files in new window
      $("a")
      .filter(
        function (index) {
          if ($(this).attr("href")) {
            var href = $(this).attr("href").toLowerCase();
            var hrefArray = href.split('.');
            var ext = hrefArray[hrefArray.length - 1];
            return  ext == 'pdf';
          }
        }
      )
      .each(function() {
        $(this).click(function(){window.open(this.href);return false;});
      });
    }
  }
})(jQuery);;