PCR primer design progs?

[MDPHSBM at cms.manchester-computing-centre.ac.uk]

Does anyone out there know of a PD or cheap piece of PC software that
can search a particular sequence with a view to finding an optimal PCR
primer site within an area of maybe a few hundred bases ? Thanks.
                                 Bryce McMurray
                                 Dept. of Medical Genetics
                                 St Marys Hospital
                                 Manchester UK. (MDPHSBM at UK.AC.MCC.CMS)