=== modified file 'pdf_reader.module'
--- pdf_reader.module	2012-07-20 12:23:30 +0000
+++ pdf_reader.module	2012-07-20 12:23:33 +0000
@@ -233,7 +233,7 @@
   $d_path = base_path() . $path;
 
   drupal_add_js("$path/js/pdf.js");
-  drupal_add_js("PDFJS.workerSrc = '/$d_path/js/pdf.js'", 'inline');
+  drupal_add_js("PDFJS.workerSrc = '$d_path/js/pdf.js'", 'inline');
   drupal_add_js("$path/js/viewer.js");
   drupal_add_css("$path/css/pdf_reader-viewer.css");
   drupal_add_js('kDefaultURL = "' . $file_url . '";', 'inline');