BlueEagle.....
I've moved all my shortcuts around on Start > All Programs, but after that I think it was > Accessories > System Tools > Disk Defragmenter.
If no luck you will get it this way: My Computer > Local Disk (C) > Windows > system32 > dfrg. ...Click 'dfrg' (shortcut to Desktop for future reference).
Anyone sufficiently interested (worried) about the files it is not possible to defragment, i.e., those open for exclusive use, might like to take a look at
THIS. ...Works well (applicable Windows NT4.0/2000/XP/Server 2003). ...Some great little programs on this site.