return Math.sqrt(dojox.gfx3d.lighting.dot(v, v)); }, 
return Math.sqrt(dojox.gfx3d.lighting.dot(v, v)); }, 
	length: function(v){		return Math.sqrt(dojox.gfx3d.lighting.dot(v, v));	},
5168	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/5168/c7d2075e077f52d30bb22fd290f5cbb6f2dca879/lighting.js/clean/gfx3d/lighting.js