def auto_bizman(text)
  	if match = text.match(/.*?(@)((?:[_a-zA-Z0-9]+))(:|\s)/i)
  		user = match[2]
  		# text.gsub!(user, '<a href="http://twitter.com/' + user + '">' + user + '</a>')
  		text.gsub! user, "<a href='#{app_url}#{user}'>#{user}</a>"
  	end
  	text
  end