some graphics buggy

[snapshot]

Hi,
i m a new user, i have a wii but i cant play on it because childrens always use it.
the only game i use to play is new super mario.
so i use dolpin SVN R 6740 and im very impressive it run like on wii. but i encounter a minor graphic bug, so i post a screenshot, you can see on the map some green texturs or on level 2.- on mushroom level the texture are clipping.
i tried to activate some settings but without sucess.


any idea please ?
how can i correcte it :
my config intel quad core 3 Ghz + 4 Go RAM DDR2 + ATI HD radeon 5770 driver ATI 10.11 + X-Fi sblaster + OS W seven 32 bits.

[Anti-Ultimate]

Disable "Emulate Format Changes"

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thx for reply,
im looking for the setting "Emulate format changes" but i dont find it.
where can i find it please ? i use SVN R 6776 version.
i buy 2 wii remote and it detect perfectly, good job team .