private static void SetDelay( Player p, Life2DZone life, string val )
{
int delay;
if ( !int.TryParse( val, out delay ) || delay <= 20 ) {
p.Message( "&WExpected integer value >=20 as delay" );
return;
}
life.Delay = delay;
p.Message( "&yStep delay set to " + val );
}