rem: if (this.NotifyClearAddresses != undefined) 
add: if ("NotifyClearAddresses" in this) 
context: function CheckNotify(){  if (this.NotifyClearAddresses != undefined)    NotifyClearAddresses();}
meta: 5459	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/5459/bc93a38233f9f128fe3fb10e946a808da2ed9c66/msgHdrViewOverlay.js/buggy/mail/base/content/msgHdrViewOverlay.js