Can one product have multiple price options + buyer specified price?

I want to have a product with multiple price options plus a field for buyer to enter his own price. Can MarketPress do that?

An example: see the screenshot below where it says "other amount":
http://screencast.com/t/D5pUPiirwPaS

You can find it here: http://foundation.centralia.edu/givingonline.html

Thanks!