See
http://www.drsfostersmith.com/product/prod_display.cfm?c=3307+14824+17839&pcatid=17839
or
http://www.drsfostersmith.com/product/prod_display.cfm?c=3307+14824+3348&pcatid=3348
I bet you could make this easy/schmeazy for little or nothing, and save some pain.
David