[рони]

ironkiss,

var zip = [];
$( "#ab" ).autocomplete({
  source: function( request, response ) {
    $.ajax({
      url: "source/sugg.php",
      dataType: "jsonp",
      data: {
        max: "7",
        term: request.term
      },
      autoFocus: true,
      success: function( data ) {
        response( data );
      }
    });
  },
     response: function( event, ui ) {
     zip = ui.content.map(function(el) {
     return el.city + " (" + el.iata + ")"
     })},
      close: function( event, ui ) {
          var value = this.value;
          if(zip.length && zip.indexOf(value) == -1) this.value = zip[0]
      },

  minLength: 3,
  select: