This is clientside script:
AntiSpawnKill <- false;
function onClientSpawn(s)
{
AntiSpawnKill = true;
NewTimer("DisableSK",3500,1);
return 1;
}
function onClientShot(p,w,b)
{
if (AntiSpawnKill) return 0;
else return 1;
}
function DisableSK()
{
AntiSpawnKill = false;
Message("* Anti Spawn Kill disabled!",0,255,128);
}