Are there any websites for pokemon Diamond and Pearl cheats for DS?

I'm stuck on my Diamond and pearl games.On pearl i need to get to the 8th gym.On diamond I have to figure out(again) how to get the 5th gym leader to hearthome beacuse i forgot how to.Are there any websites for pokemon Diamond and Pearl cheats for DS?Theres alot of websites with cheats like, http://www.supercheats.com/nintendods/po鈥?/a> also try http://www.neoseeker.com/Games/Products/鈥?/a> you could also download pokesav which lets you make your own codes