rem:  var topWindow = windowManagerInterface.getMostRecentWindow( inType ); 
add: var topWindow = windowManagerInterface.getMostRecentWindow(inType); 
context: function toOpenWindowByType( inType, uri ){  var windowManager = Components.classes['@mozilla.org/appshell/window-mediator;1'].getService();  var windowManagerInterface = windowManager.QueryInterface(Components.interfaces.nsIWindowMediator);  var topWindow = windowManagerInterface.getMostRecentWindow( inType );    if ( topWindow )    topWindow.focus();  else    window.open(uri, "_blank", "chrome,extrachrome,menubar,resizable,scrollbars,status,toolbar");}
meta: 10234	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/10234/b703a680af1d3650d75e6299dc72687209924f3d/browser.js/buggy/browser/base/content/browser.js