rem: messenger.saveAs(uri, true); 
add: messenger.saveAs(uri, true, null); 
context: function MsgSaveAsFile() {  dump("\MsgSaveAsFile from XUL\n");  var tree = GetThreadTree();  //get the selected elements  var messageList = tree.selectedItems;  if (messageList && messageList.length == 1)  {      var uri = messageList[0].getAttribute('id');      dump (uri);      if (uri)          messenger.saveAs(uri, true);  }}
meta: 8395	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/8395/9ddf01985751311047e4fc2a7e5590193d0c8215/widgetglue.js/clean/mailnews/base/resources/content/widgetglue.js