Split paragraph helper

split_paragraphs.rb

  def split_paragraphs(text,limit,wrapper_id_short=nil,wrapper_id_long=nil)
    results = text.scan(/<p>.*?<\/p>/)
    i = 0
    length = 0
    short_p = ""
    while length < limit && i <= results.count - 1
      short_p << results[i]
      length += results[i].length - 7
      i+= 1
    end
    html = content_tag("div",short_p, :id => wrapper_id_short)
    html << content_tag("div", results[i..length-1], :id => wrapper_id_long)
  end