Boss will buy pay for monitor: which's better and good for eyes?

2007WFP Wide-Screen Black Flat Panel Monitor, LCD

http://accessories.us.dell.com/sna/productdetail.aspx?c=us&l=en&cs=19&sku=320-4688

E228WFP 22-inch Widescreen Flat Panel Monitor
http://accessories.us.dell.com/sna/productdetail.aspx?c=us&l=en&cs=19&sku=320-5205