def get_ads_by_ad_group_id(ad_group_id)
			response = call(:get_ads_by_ad_group_id, 
				{ad_group_id: ad_group_id})
			response_hash = get_response_hash(response, __method__)
			
			if response_hash[:ads][:ad].is_a?(Array)
				ads = response_hash[:ads][:ad].map do |ad_hash|
					initialize_ad(ad_hash)
				end
			else
				ads = [ initialize_ad(response_hash[:ads][:ad]) ]
			end
			return ads
		end
def get_ads_by_ad_group_id(ad_group_id)
			response = call(:get_ads_by_ad_group_id, 
				{ad_group_id: ad_group_id})
			response_hash = get_response_hash(response, __method__)
			
			if response_hash[:ads][:ad].is_a?(Array)
				ads = response_hash[:ads][:ad].map do |ad_hash|
					initialize_ad(ad_hash)
				end
			else
				ads = [ initialize_ad(response_hash[:ads][:ad]) ]
			end
			return ads
		end
Public : Obtains all the ads associated to the specified ad group

 Author:: jlopezn@neonline.cl

 === Parameters
 ad_group_id - long with the ad group id

 === Examples
   service.get_ads_by_ad_group_id(1)
   # => [<BingAdsApi::Ad]

 Returns:: An array of BingAdsApi::Ad

 Raises:: exception