fixed a little bug in import pages javascript

app/views/admin/import/index.html.erb

@@ -212,6 +212,9 @@
          if(status.total_pages != status.current_status){
             setTimeout("startCheckingImportStatus()",700);
          }else{
+          if(status.total_pages == null){
+            setTimeout("startCheckingImportStatus()",700);
+          }
           $("#import-progress-text").html("Finished importing pages.<br/>");
          }
       }else if(status.success == false){