[BUGFIX] Allow file:// links in Element Browser

see http://review.typo3.org/37329

Resources/Public/Plugins/Typo3FileManager/typo3filemanager.js

@@ -86,7 +86,7 @@ var plugin = tinymce.PluginManager.add('typo3filemanager', function(editor, url)
var additionalParameter = '';
if (element) {
-			additionalParameter = '&curUrl[url]=' + encodeURIComponent(element.href);
+			additionalParameter = '&curUrl[url]=' + encodeURIComponent(element.getAttribute('href'));
if (element.target) {
additionalParameter += '&curUrl[target]=' + encodeURIComponent(element.target);
}