Should read:
If you attempt to open Epiphany in screen1 and Epiphany is open in screen0 You get a new Epiphany window on screen0
If you attempt to open Konqueror in screen1 and Konqueror is open in screen0 You get a new Konqueror window on screen0
Should read:
If you attempt to open Epiphany in screen1 and Epiphany is open in screen0 You get a new Epiphany window on screen0
If you attempt to open Konqueror in screen1 and Konqueror is open in screen0 You get a new Konqueror window on screen0