If any DX9 people are interested in the "Very High" settings and dont already know this, there is a simple system.cfg file that you put into your crysis directory that sets everything to those settings. And to get it back to normal you just remove the .cfg file. Thats it.
here is the link to the page i got it from.
Very High Settings in DX9
here is the link to the page i got it from.
Very High Settings in DX9