I did reinstall by the way.
Happens to me when I set Anti-Aliasing too high, try enabling texture transparency (if allowed.)Keep in mind that these are not settings to be set in Blockland. Try looking in the ATi Catalyst Control Panel or the Nvidia Control Panel.
Those seem like editing lines. Check the settings on your GUI Editor? You didn't port those up, right?
-snip-
BUMP Now Something is loving up my lighting.
resetlighting();
For the lighting, try puttingCode: [Select] resetlighting(); in console.
This happened to me quite a while ago on my old computer, a computer restore was needed to fix it, it probrebly has something to do with the graphics