void Start () {
   
   //Get all the rigid bodies that belong to the ragdoll
   Rigidbody[] rigidBodies=GetComponentsInChildren<Rigidbody>();
    
   //Add the RagdollPartScript to all the gameobjects that also have the a rigid body
   foreach (Rigidbody body in rigidBodies)
   {
    RagdollPartScript rps=body.gameObject.AddComponent<RagdollPartScript>();
     
    //Set the scripts mainScript reference so that it can access
    //the score and scoreTextTemplate member variables above
    rps.mainScript=this;
   }
  }

using UnityEngine;
using System.Collections;

public class rew : MonoBehaviour {
public GameObject warriorObj;
StairDismount ragScript;
// Use this for initialization
void Start () {
warriorObj = GameObject.Find("Warrior");
ragScript = warriorObj.GetComponent<StairDismount>();
}
void OnCollisionEnter (Collision col)
{
if (col.gameObject.name == "Hips")
{
ragScript.impactTarget = col.rigidbody;
ragScript.colli = true;
ragScript.impact = GetComponent<Rigidbody>().velocity;
}

}
// Update is called once per frame
void Update () {

}
}

  if (colli)
     {
      RagdollHelper helper=GetComponent<RagdollHelper>();
      helper.ragdolled=true;
      impactEndTime=Time.time+0.25f;
     }