default
{
    touch_start(integer total)
    {
        if(llList2Integer(llCastRay(<0,0,0>,<1,1,1>,[]),-1)<0)
        {
            llSay(0,"llCastRay() does not work in this region.");
        }
        else
        {
            llSay(0,"llCastRay is working in this region!");
        }
    }
}