       code = $(e.currentTarget).val()
       source = @model.get_obj('source')
       source.rpc('search', [code])
-
+      e.preventDefault()
   column_del : (e) =>
     source = @model.get_obj('source')
     old = source.get('computed_columns')

      old = source.get('computed_columns')
      old.push(name : name, code : code)
      source.rpc('set_computed_columns', [old])

  clearselected : (e) =>
    @model.rpc('setselect', [[]])


        offset : 0
      )
      @model.save()
      e.preventDefault()
      return false


