downloading physique sites controlling user input

i wish boots means download physique website user enters an edit_line. i work? anyone assistance explain since next formula does work? only pops adult new window, does download site calm entered....

here's formula so far:

shoes.app do
  smoke-stack (:left => 175, :top => 200) do
    para "enter url:"
    upsurge do
      @url = edit_line
      symbol "ok" do

    window do
        smoke-stack do
         due "searching site", :size => 16
          @status = para "one moment..."
          # hunt site query imitation body
            download @url.text |site|
              @status.text = "body: " + site.response.body.inspect
            end
         end
       end
     end
   end
 end
 end