Math Fail

        if(random)
        {
            integer rnd;
            rnd=(integer)llFrand(2.0);
            llWhisper(0,(string)rnd);
            if(rnd == mode)
            {
                if(rnd == 2)
                {
                    rnd=0;
                    mode=rnd;
                    cyclelights();
                } else
                {
                    rnd=rnd+1;
                    mode=rnd;
                    cyclelights();
                }
            } else
            {
                mode=rnd;
                cyclelights();
            }
        }