The Font used.

	// Set the text of the attached Text mesh
	var newFont : Font;
	GetComponent(TextMesh).font = newFont;

using UnityEngine;
using System.Collections;

public class Example : MonoBehaviour {
    public Font newFont;
    void Example() {
        GetComponent<TextMesh>().font = newFont;
    }
}

import UnityEngine
import System.Collections

public class Example(MonoBehaviour):

	public newFont as Font

	def Example() as void:
		GetComponent[of TextMesh]().font = newFont