I've created a Macro for this, an updated version of PupPort.
The software that is most commonly used for OS-mapped geocaching is a combination of GSAK and Memory Map. GSAK is a geocache database management tool, and Memory Map adds the OS mapping. Memory Map v5 and earlier was available for both desktop PCs and Windows PDAs. So, with GSAK, Memory Map and some custom icons, you had the ultimate mobile geocaching setup. You can get the icons for older Memory Map and PDA’s here – http: