gistfile1.js

  $("#SearchForm #name").autocomplete("/customers/search.json",{
    minChars: 2,
    highlight: false,
    delay: 100, 
    width: 310,
    parse: function(data){
      var array = new Array();
      for (var i=0; i < data.length; i++)
      {
        array[i] = {data:data[i], value: data[i].first_name, result: data[i].last_name + ", " + data[i].first_name}
      }
      return array;
    },
    formatItem: function(item){
        return "<a href='/customers/" + item.id + "'>" + item.last_name +", " + item.first_name + "</a>";
    }

  }).bind("result", function(event, data, value) {
    window.location = "/customers/" + data.id; 
  });