I'm using the DOT Toolkit with the sulaco texture loader. Since DOT is for GL 1.1 should I switch to the dgl 1.5 headers? I like the math that's built into DOT but what's the better choice?

Here's what I've done so far:

(Ignore any complaints that are listed in the image ... Imageshack.us appeares to be under heavy load.)
It's a lit plane that's 16x16 square, made of as many pieces and is textured.