function exec_vergleich()
{
  var progress = new Drupal.progressBar('VergleichProgress');
  progress.setProgress(-1, '');
  var vergleich_result = document.getElementById('vergleich-result');
  $(vergleich_result).empty().append(progress.element).removeClass('display-none');


  var data = {
	'0' : $('#edit-select-0').val(),
	'1' : $('#edit-select-1').val(),
	'2' : $('#edit-select-2').val(),
	'form_id' : 'bikevergleich_form'
	 };

  var token=document.getElementById('edit-bikevergleich-form-form-token');
  if (token)
    data['form_token'] = $(token).val();

  var path="http://www.trenga.de" + Drupal.settings['base_path'] + "bikevergleich";
  $.post(path, data, function(result)
	{
	  $(vergleich_result).empty();
	  if (result  == '')
	    $(vergleich_result).html("Es konnte kein Ergebnis ermittelt werden.");
	  else
	  {
	    $(vergleich_result).append(result);

	    for (i=0 ; i < 3 ; i++)
	    {
	      var div = document.getElementById('div-pic-' + i);
	      if (div)
	      {
		$(div).empty();
		var pic = document.getElementById('val-pic-' + i);

		if (pic)
		  $(div).html($(pic).val());
		else
		  $(div).html("<img src='" + platzhalter + "'/>");
	      }
	      div = document.getElementById('div-price-' + i);
	      if (div)
	      {
		$(div).empty();
		var price = document.getElementById('val-price-' + i);

		if (price)
		  $(div).html($(price).val());
	      }
	    }
	    av = navigator.appVersion.split("MSIE");
	    ver = parseFloat(av[1]);
	    if (ver >= 5.5 && ver < 7)
		fix_IE6();
	  }
	} );
}