Kf-Windowed

; Killing Floor noborder windowed option
#Persistent
#SingleInstance force
#NoEnv
SetTitleMatchMode,2
DetectHiddenWindows,On

Loop
{
    WinWait, Killing Floor ahk_class KillingFloorUnrealWWindowsViewportWindow
    IfWinExist
    {
        WinSet, Style, -0xC00000 ; remove the titlebar and border(s)
        ;move the window to 0,0 and resize it to the width and height of the primary monitor
        WinMove, , , 0, 0, %A_ScreenWidth%, %A_ScreenHeight%
    }
    Sleep 5000 ; 5 seconds
}
Return