You're crazy! Halide rocks, DUH! :D ;) And it's an 18" tall tank, not a standard shallow $10 ten.
To give you an idea, I had a 250 over a 26 bowfront; same height, just wider. :cool: , indeed! :)
To newer reefers, 70 watt would be ideal. Better PAR than anything. I suppose T-5's are cool, but...