I think that if you split each frame of Dink walking into 2 parts (feet and head to legs) and only collision detected the feet sprites the problem would go away .
sephiroth has released 4 files
|Elemental Swords||Development, Graphics||9.4||February 4th, 2004|
|Portal Graphics Pack||Development, Graphics||9.6||December 14th, 2003|
|Lightning Spells||Development, Graphics||9.2||December 10th, 2003|
|Cemetery Graphics Pack||Development, Graphics||7.1||December 7th, 2003|