function unique(dislodgeArr) {

       var ret = []

       var hash = {}

       var datasource = new Array();

       var array= dislodgeArr.split(',')

       if(array.length > 0){

           for(var d in array){

              var item = array[d];

              datasource.push(item)

                }

       }

      for (var i = 0; i < datasource.length; i++) {

        var item = datasource[i]

        var key = typeof(item) + item

        if (hash[key] !== 1) {

          ret.push(item)

          hash[key] = 1

        }

      }

     return ret

    }