rem:   document.getElementById("appcontent").focus(); window.content.focus(); 
add:  document.commandDispatcher .advanceFocusIntoSubtree(document.getElementById("appcontent")); 
context: function SetMsgBodyFrameFocus(){  // bug 236219: never just set the focus to window.content, that fails to perform  // the 'unfocus' operation on the element that currently has focus.  document.getElementById("appcontent").focus();  // focus to editor's container  window.content.focus();                         // focus to editor}
meta: 8395	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/8395/a72893d3c6b2bb42fd3c90af15c63b095db9284c/MsgComposeCommands.js/clean/mail/components/compose/content/MsgComposeCommands.js