dBodyDestroy( this );	
			
vector m_MinMax[2];
vector m_Size;
			
this.GetCollisionBox(m_MinMax);
			
m_Size[0] = m_MinMax[1][0] - m_MinMax[0][0];
m_Size[2] = m_MinMax[1][2] - m_MinMax[0][2];
m_Size[1] = m_MinMax[1][1] - m_MinMax[0][1];
			
autoptr PhysicsGeomDef geoms[] = {PhysicsGeomDef("", dGeomCreateBox(m_Size), "material/default", 0xffffffff)};
dBodyCreateDynamicEx( this, "0 0 0", 1, geoms );