rem: if ( "HTTPIndex" in _content && _content.HTTPIndex instanceof Components.interfaces.nsIHTTPIndex ) { _content.defaultCharacterset = getMarkupDocumentViewer().defaultCharacterSet; 
add: if ( "HTTPIndex" in content && content.HTTPIndex instanceof Components.interfaces.nsIHTTPIndex ) { content.defaultCharacterset = getMarkupDocumentViewer().defaultCharacterSet; 
context: function checkForDirectoryListing(){  if ( "HTTPIndex" in _content &&       _content.HTTPIndex instanceof Components.interfaces.nsIHTTPIndex ) {    _content.defaultCharacterset = getMarkupDocumentViewer().defaultCharacterSet;  }}
meta: 9421	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/9421/674a68cf21dc40d57fb4daf94777d468932666f2/browser.js/clean/browser/base/content/browser.js