if result[:min_lon] and result[:min_lat] and result[:max_lon] and result[:max_lat]
url = "?minlon=#{result[:min_lon]}&minlat=#{result[:min_lat]}&maxlon=#{result[:max_lon]}&maxlat=#{result[:max_lat]}"
if result[:min_lon] and result[:min_lat] and result[:max_lon] and result[:max_lat]
url = "?minlon=#{result[:min_lon]}&minlat=#{result[:min_lat]}&maxlon=#{result[:max_lon]}&maxlat=#{result[:max_lat]}"