Have a gander through this web site, there are a few traps and things.
http://www.heatandplumb.com/acatalog/Lux_Concept_Vertical_Wase_and_Trap_Kit.html
You could always put in a fexi hose to help underneath and shape it to be a running trap.
http://www.twenga.co.uk/dir-Garden-DIY,Plumbing,Flexible-waste-pipe
http://www.heatandplumb.com/acatalog/Lux_Concept_Vertical_Wase_and_Trap_Kit.html
You could always put in a fexi hose to help underneath and shape it to be a running trap.
http://www.twenga.co.uk/dir-Garden-DIY,Plumbing,Flexible-waste-pipe