Here is the prison script: http://www.unrealsoftware.de/files_show.php?file=918
And just don't let them use command "kill"
Scripts
Lua Scripts/Questions/Help

addhook("startround","my_startround")
function my_startround()
	parse("trigger ball2")
end
this is my lua scr.

addhook("startround","my_startround")
function my_startround()
	parse("trigger ball2")
end
Admin need restart cs2d.!

addhook("startround","my_startround")
function my_startround()
	parse("trigger ball2")
end
addhook("startround","my_startround")
function my_startround()
	parse("trigger ball2,ball3")
end
addhook("second", "countdown")
timer = 4
for i = 1, 32 do
	parse("speedmod " .. i .. " -100")
end
function countdown ()
	timer = timer - 1
	if ( timer > 0 ) then
		msg(timer .. " seconds remaining...")
		parse("sv_sound \"sfx\\countdwn_" .. timer .. ".wav\"")
	elseif ( timer > -1 ) then
		msg("FIGHT!@C")
		parse("sv_sound \"sfx\\start.wav\"")
		for i = 1, 32 do
			parse("speedmod " .. i .. " 0")
		end
		sethook("second", 0)
	end
end