rem: if(gFilterListDialogAlreadyOpen) gFilterListDialogAlreadyOpen = false; else window.close(); 
add: window.close(); 
context: function onCancel(){  if(gFilterListDialogAlreadyOpen)    gFilterListDialogAlreadyOpen = false;  else    window.close();}
meta: 5872	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/5872/4130e330161b00fc6de27d3245761f10d6dfbfca/FilterListDialog.js/buggy/mailnews/base/search/resources/content/FilterListDialog.js