ObjectReplacer

using UnityEngine;
using System.Collections;

public class ReplaceObjectOnClickClass : MonoBehaviour
{
    delegate void ReplaceObject();
    ReplaceObject myReplaceObject;


    void Start ()
    {
        myReplaceObject += ReplaceObjectWithSelected;
        myReplaceObject += TurnRed;

        if(myReplaceObject != null)
        {
            myReplaceObject();
        }
    }

    void ReplaceObjectWithSelected()
    {
        - get original object transform
        - get new object
        - set new object with orginanl trasform

        print ("Successfully replaced object!");
    }

    void ReplaceObjectHighlighter()
    {
        renderer.material.color = Color.red;
    }
}