     else
       @DATAVIEW.html('<p class="text-muted text-center">Multiple items selected</p>')
 
+    $('.add_property').on 'click', @clickNewProperty
+
   # display highlight on selected items
   drawSelection : () =>
     d3.selectAll(@selected_nodes)


  getEdges: () =>
    (d.properties for d in @link_data)


# GRAPHEDIT PLUGIN DEFINITION


    #enable deletion via delete/backspace key
    d3.select(window).on 'keydown', () ->
      #if backspace
      if d3.event.keyCode in [46, 8]
        #if not typing in a form
        if $( document.activeElement ).parents('form').length == 0
          me.removeSelection()

    @restart()
    @displayData()
