list animations = ["Falling",":KH: merman Fall"];
integer animation_index = 1;
string curr_animation;

default
{
    state_entry()
    {
        llRequestPermissions(llGetOwner(), PERMISSION_TRIGGER_ANIMATION);
    }

    on_rez(integer shellseat)
    {
        vector myPosition = llGetPos();
        llSetHoverHeight(myPosition.z - llGround(ZERO_VECTOR) + .97, FALSE, 1.0);
        llRequestPermissions(llGetOwner(), PERMISSION_TRIGGER_ANIMATION);
    }

    touch_end(integer num)
    {
        animation_index++;
        if(animation_index >= llGetListLength(animations)) animation_index = 0; //roll back to 0 at the end of the list;
        llRequestPermissions(llGetOwner(), PERMISSION_TRIGGER_ANIMATION);
    }

    run_time_permissions(integer perm)
    {
        if(perm)
        {
            if(curr_animation) llStopAnimation(curr_animation);
            curr_animation = llList2String(animations, animation_index);
            llStartAnimation(curr_animation );
        }
    }
}