add: gGeneratedViewAllHeaderInfo = false; 
context:     onStartHeaders: function()    {      ClearCurrentHeaders();      ClearAttachmentMenu();    },
meta: 9421	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/9421/d33cdc2c68ba2b426f1de4ba45d9a97e70678cad/msgHdrViewOverlay.js/clean/mailnews/base/resources/content/msgHdrViewOverlay.js