IEnumerator GetVoucherImage()
    {
		Debug.LogAssertion ("Start");
		string voucher_id;

		//Get the voucher index
		var voucherIndexRequest = new WWW("http://gametaiko.com/hungry/api.php?action=voucher_distribute");
		yield return voucherIndexRequest;

		Debug.Log(voucherIndexRequest.text);
		int index = Int32.Parse(voucherIndexRequest.text);
		Debug.Log("INDEX IS " + index);

		//Get the voucher id from the requested index
		voucher_id =PlayerData.Instance.GetAvailableVouchersList()[index].voucher_id;

		//Check if the voucher_id is still available
		if(PlayerData.Instance.GetAvailableVoucherByID(voucher_id).amount <= 0)
		{
			//if amount is 0, start voucher image request again
			StartCoroutine(GetVoucherImage());

			//break this coroutine
			yield break;
		}

		/*VOUCHER REQUEST SUCCESSFUL*/
		//if successful

		//get physical location of the voucher:
		//Mont Kiara, Solaris, Hartamas
		//Subang, Sunway, USJ
		//PJ Town
		//KL City
		string location = GetVoucherLocation (PlayerData.Instance.GetAvailableVouchersList()[index].location);

		//check the location of the voucher
		if(!SceneManager.GetActiveScene().name.Contains(location))
		{
			if(!(SceneManager.GetActiveScene().name.Contains("Damansara") && location == "PJ"))
			{
				Debug.Log ("Trying again");
				StartCoroutine(GetVoucherImage());
				yield break;
			}
		}

		Debug.Log ("Matched");
		Debug.Log("VOUCHER_ID IS " + voucher_id);

		WWW voucherReceiveRequest = new WWW("http://gametaiko.com/hungry/api.php?action=analytic&event=received&parameter=" +
			voucher_id);

		yield return voucherReceiveRequest;

		// check for errors
		if (voucherReceiveRequest.text == null) {
			Debug.Log ("WWW Ok!: " + voucherReceiveRequest.text);
		} else {
			Debug.Log ("WWW Error: " + voucherReceiveRequest.text);
		}

		Debug.Log("GETTING VOUCHER IMAGE");
		var voucherImageRequest = new WWW("http://gametaiko.com/hungry/api.php?action=voucher_image&voucher_id=" +
											voucher_id);
		yield return voucherImageRequest;

		Texture2D temp = voucherImageRequest.texture;
		Sprite sprite = Sprite.Create(temp,new Rect(0,0,temp.width,temp.height),new Vector2(0.5f,0.5f));
		voucherButton.GetComponent<Image>().sprite = sprite;

		GameObject.FindObjectOfType<InGameMenu>().voucher_id = voucher_id;
		PlayerData.Instance.SetInGameVoucher(voucher_id);

		LogAnalytics(voucher_id);

		voucherButton.GetComponent<Button> ().interactable = true;
		redeemNowImageButton.GetComponent<Button> ().interactable = true;
		keepPlayingButton.GetComponent<Button> ().interactable = true;
		Debug.LogAssertion ("END");
    }