private GumVisual3D getGumVisualFromJaw(string p, JawVisual3D jaw)
{
GumVisual3D gum = null;
jaw.gums.TryGetValue(p, out gum);
if (gum == null)
{
gum = jaw.addNewGum(p);
//jaw.Children.Add(gum);
}
return gum;
}
