Ehh.. bro, i feel so confuse la..

I wanna buy the Dell 24" de but ..

1) U2410 got IPS Panel but dun hv Full HD
2) ST2420 got no IPS Panel but got Full HD somemore contrast so high . Is IPS really important?
3) ppl recommend me U2311H got IPS but not Full HD..

feel very confuse now.. possible to get a Full HD + IPS Panel together?

By the way, i dunno wat is IPS ... lol , ppl say it good so i get only haha.. sorry