diff --git a/js/books.js b/js/books.js
index 4bed1b4..62d6557 100644
--- a/js/books.js
+++ b/js/books.js
@@ -68,7 +68,13 @@ function getContents() {
                        if ( item.folder == true ) {
                           contents += '<div><span class="target folder" data-newpath="' + item.fullpath + '">' + item.displayname + "</span></div>";
                        } else {
-                          contents += '<div><a href="pushbook.php?id=' + item.id + '" class="target file">' + item.displayname + "</a>";
+                          contents += '<div><a href="pushbook.php?id=' + item.id;
+                          if ( item.displayname.substring(item.displayname.length - 4) == "epub" ) {
+                             contents += '&file=' + item.displayname + '" target="_blank"';
+                          } else {
+                             contents += '"';
+                          }
+                          contents += ' class="target file">' + item.displayname + "</a>";
                           if ( item.cankindle == true ) {
                              contents += ' (<span class="tokindle" data-fileid="' + item.id + '" data-filename="' + item.displayname + '">Kindle</span>)';
                           }