WTT/B : Fisheye for Trade (+Cash?)

[crsouser]

I have the following Lense for trade or as partial trade + cash for one of the 4 lenses listed below:

Sigma F4 EX DG
http://www.sigmaphoto.com/lenses/lenses_all_details.asp?navigator=4

And I want one of these four lenses whether straight trade or maybe some cash in the deal as well.

Canon 14mm Fisheye F2.8
http://www.usa.canon.com/consumer/controller?act=ModelDetailAct&fcategoryid=151&modelid=7321

or

Canon 17-40 F4 L
http://www.usa.canon.com/consumer/controller?act=ProductCatIndexAct&fcategoryid=111

or

Canon 14mm 2.8 L
http://www.usa.canon.com/consumer/controller?act=ModelDetailAct&fcategoryid=151&modelid=7300

or

Canon 16-35 F2.8 L
http://www.usa.canon.com/consumer/controller?act=ModelDetailAct&fcategoryid=148&modelid=7487

Christopher

[crsouser]

Acquired a 16-35 F2.8.. still looking to trade this lense for one of the others..