fix SDI shell browser Updated files: trunk/reactos/subsys/system/explorer/shell/mainframe.cpp trunk/reactos/subsys/system/explorer/shell/shellbrowser.cpp trunk/reactos/subsys/system/explorer/shell/shellbrowser.h trunk/reactos/subsys/system/explorer/shell/shellfs.h trunk/reactos/subsys/system/explorer/taskbar/startmenu.cpp