var p = dojox.gfx3d.lighting; var s = p.dot(i, n) < 0 ? 1 : -1; return p.scale(s, n); }, 
var p = dojox.gfx3d.lighting; var s = p.dot(i, n) < 0 ? 1 : -1; return p.scale(s, n); }, 
	faceforward: function(n, i){		var p = dojox.gfx3d.lighting;		var s = p.dot(i, n) < 0 ? 1 : -1;		return p.scale(s, n);	},
5168	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/5168/c7d2075e077f52d30bb22fd290f5cbb6f2dca879/lighting.js/clean/gfx3d/lighting.js