How can I extract the URL parameter "kw" from this URL using an Excel formula?
http://www.googleadservices.com/pagead/aclk?sa=L&ai=CJUQ7zvAbVdK_CrHSsQf6iIHYD7zV59kHvJfs5LABpuWU_AMIABABKANgofiHgGygAbz01eADyAEBqQK8TgDDlm9-PqoEKE_QrRjDXKCZneohUov47wCTKVWTFGDo-TbcFZnV3yZ1YGhvXWUb_WuIBgGAB6yLqh-QBwOoB6a-G9gHAQ&ohost=www.google.com.ar&cid=5GhbrxlB07mO7bZOlKEDRYCN1cvrdfvVgL6nRn6sDtpHjLQ&sig=AOD64_1lIeXRqqfwLyHYFCfMWeYn0n0N6Q&rct=j&q=&ved=0CBkQ0Qw&adurl=http://segurosendirecto.com.ar/cotizador-de-seguros-auto?kw=san%2520cristobal%2520seguros
