integer on;
default
{
    state_entry()
    {
        llSay(0, "Hello, Avatar!");
        llSetKeyframedMotion([],[]);
    }

    touch_start(integer total_number)
    {
     llStartObjectAnimation("walk");
        llSay(0, "Touched.");
        if(on)
        {
        on=0;
        llSetKeyframedMotion([],[]);
        }
        else
        {
            llSetKeyframedMotion([
<0,-23.1,0>,<0,0,0,1>,20,
<5.90, -5.9, 0.00000>,llEuler2Rot(<0,0,90>*DEG_TO_RAD),10,
<23.1,0,0>,<0,0,0,1>,20,
<5.90, 5.9, 0.00000>,llEuler2Rot(<0,0,90>*DEG_TO_RAD),10,
<0,23.1,0>,<0,0,0,1>,20,
<-5.90, 5.9, 0.00000>,llEuler2Rot(<0,0,90>*DEG_TO_RAD),10,
<-23.1,0,0>,<0,0,0,1>,20,
<-5.90, -5.9, 0.00000>,llEuler2Rot(<0,0,90>*DEG_TO_RAD),10
],[KFM_MODE, KFM_LOOP]);
            on=1;
        }
    }
}