integer phantomChild;
default
{
    state_entry()
    {

    }

    touch_start(integer total_number)
    {
       phantomChild=!phantomChild;
       if(phantomChild){
           llSetLinkPrimitiveParamsFast(2,[PRIM_PHYSICS_SHAPE_TYPE, PRIM_PHYSICS_SHAPE_NONE]);
        }
        else{
            llSetLinkPrimitiveParamsFast(2,[PRIM_PHYSICS_SHAPE_TYPE, PRIM_PHYSICS_SHAPE_CONVEX]);
        }

    }
}