gistfile1.rb

 def set_pixel_type(type)
    ddown_waiter = Selenium::WebDriver::Wait.new(:timeout => 3)
    begin
      begin
        ddown_waiter.until{ $browser.find_element(:css, ".info") }
      rescue
        Sel_Utils::Sel_Utils.ClickObject("css", ".dropdown-pixel-type .button")
        retry
      end
      ddown_values = $browser.find_elements(:css, ".item.clearfix .info")
      ddown_values.each_with_index{|value, i|
        if value.text.include?(type)
          ddown_values[i].click
          return
        end
      }
      if($browser.find_element(:css, ".n-dropdown-input").attribute("value") != "Choose a type")
        retry #retry from the begin block on line 4
      end
    end
  end