def process_ie_conditional_comments (out)
      out.gsub /(<!--\[[^\]]+\]>([\s\S]*?)<!\[[^\]]+\]-->)\s*/ do
        m = $1
        comment = $2
        comment_compressed = Html.new.press(comment)
        m.gsub!(comment, comment_compressed)
        reserve m
      end
    end
def process_ie_conditional_comments (out)
      out.gsub /(<!--\[[^\]]+\]>([\s\S]*?)<!\[[^\]]+\]-->)\s*/ do
        m = $1
        comment = $2
        comment_compressed = Html.new.press(comment)
        m.gsub!(comment, comment_compressed)
        reserve m
      end
    end
IE conditional comments