Hi all im looking into buying a new monitor for gaming on my pc and on xbox i have been looking about at various ones but some help in pointing me in the right direction would be a great help.I currently own a samsung syncmaster p2450 which i have found to be fine but from what ive been reading theres gaming monitors out there with 120hz refresh rates are these the ones which i should be aiming for ?,which to choose i have no idea my budget is up to £400 max preferably lower ,also should i go 23" or 27" the screen is on my desk so will only be around 2ft from my face.The games i will be playing ar world of warcraft for pc and also xbox and call of duty help in this would be greatly appreciated.