rem: if (!gAbView) return false;  return (gAbView.selection.getRangeCount() > 0); 
add: return (gAbView && (gAbView.selection.getRangeCount() > 0)); 
context: function GetOneOrMoreCardsSelected(){  if (!gAbView)    return false;  return (gAbView.selection.getRangeCount() > 0);}
meta: 5872	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/5872/307b41dbea88d2cdb6eb544b496f44439d6f4c31/abCommon.js/clean/mailnews/addrbook/resources/content/abCommon.js