$.ajax does not work in Windows8.1 WebView

$.ajax does not work in Windows8.1 WebView

hello dears:

   I am working on Windows8.1 WebView with $.ajax to get local file system.
   My project has xml, resx, csv, html etc resource file.
   xml or html is worked find in $.ajax but resx, csv file is error in $ajax.
  
  1. this.webView.Navigate(new Uri("ms-appx-web:///html/index.html", UriKind.RelativeOrAbsolute));
  1.    $.ajax({       
  2.     url: 'Resources/re.resx',  // => NG
  3.     //url: 'Resources/re.csv', // => NG
  4.     //url: 'Resources/re.xml', // => OK
  5.     //url: 'Resources/re.html', // => OK
  6.     async: false,
  7.     datatype: 'xml',
  8.     success: function (data, textStatus, jqXHR) {
  9.         window.external.notify("==========================");
  10.     },
  11.     error: function (jqXHR, textStatus, errorThrown) {
  12.         window.external.notify("***********************");
  13.     }
  14. });