var bg_nr_first = 1, bg_nr_last = 3; 
function change_bg(how) {
  var bg_nr = ($('#search').attr('class')).substring(3); //alert(bg_nr);
  if (how==1) {
    if (bg_nr<bg_nr_last)
      ++bg_nr;
    else
      bg_nr = bg_nr_first;
  }
  else {
    if (bg_nr>bg_nr_first)
      --bg_nr;
    else
      bg_nr = bg_nr_last;    
  }
  $('#search').attr('class', 'bg-'+bg_nr);
  $.cookies.set('search_bg', 'bg-'+bg_nr);
};
$(function() {
  var bg_class = $.cookies.get('search_bg'); 
  if (bg_class == null)
    bg_class = 'bg-1';
  if (bg_class.substring(3)>=bg_nr_first && bg_class.substring(3)<=bg_nr_last)
    $('#search').attr('class', bg_class);
  $('<div id="play"><div id="back" title="Zmień tło" /><div id="go" title="Zmień tło" /></div>').appendTo($('#search .layout'));
  $('#search #play #go').click(function() {
    change_bg(1);     
  });
  $('#search #play #back').click(function() {
    change_bg(0);     
  });
  // autocopmlete
  $('#place').autocomplete('script/ac-miasta', { width:310, selectFirst:false , max:100 });
});