//adds mesh colliders to game objects
void attachMeshColliders()
{
GameObject go;
Debug.Log("Currently adding Mesh Colliders.");
foreach (MeshRenderer mesh in crowdSurface.GetComponentsInChildren <MeshRenderer>(true))
{
go = mesh.gameObject;
go.AddComponent <MeshCollider>();
/*go.GetComponent<MeshCollider>().convex=true; */
}
Debug.Log("Finished adding Mesh Colliders.");
}