The Next Group command was missed feature on and before Version 7. While this command should be included in future versions of EmEditor, use this macro before it is included in the EmEditor core.
bFirst = true;
wnds = new Enumerator( shell.windows );
for( ; !wnds .atEnd(); wnds.moveNext() ){
wnd = wnds.item();
if( wnd && wnd.className == "EmEditorMainFrame3" ){
if( !bFirst ){
wnd.SetForeground();
break;
}
bFirst = false;
}
}