This question has already been answered! Use the 'dowsing app' on the poketch near the exit/entrance of the place near the route to Sunnyshore and the restaurant, where the hotel guy restores your pokemon. GO do that, but it's only worth it on Platinum not Diamond or Pearl.
(by spiritombs nightmare)
I trade/battle, PM me anytime!
Name:Madelin FC:(Diamond)3780 9007 3601 (Pearl)5370 0386 0381 (Platinum)5155 8801 1692