file1  pulldown_selection#1
  file2  pulldown_selection#2
  file3  pulldown_selection#3
 .....
 so when I select the pulldown#1, I selected 1 sec
          ....    the pulldown#2, I selected 10 sec
          ....    the pulldown#3, I selected 1 sec

##</code><code>##

   file1 1
   file2 10
   file3 1
but I got is 
   file1 1
   file1 10
   file1 1