define(
[],

function() {

  var constants = {
      ROOT_PARENT_ID: '00000000-0000-0000-0000-000000000000',

      ENTER_KEY :13,
	  UP_ARROW: 38,
	  DOWN_ARROW: 40,
      BACKSPACE: 8,
	  TAB: 9,
      CNTRL: 17,

 };

return constants;

});