function highlightImage(i)
{
var imgstar = document.getElementById(i);
imgstar.src = "/airport/images/star_on.gif";
}
function unhighlightImage(i)
{
var imgstar = document.getElementById(i);
imgstar.src = "/airport/images/star_off.gif";
}
function starunclick(inputnum)
{
document.getElementById('star'+inputnum+'1').src = "/airport/images/star_off.gif";
document.getElementById('star'+inputnum+'2').src = "/airport/images/star_off.gif";
document.getElementById('star'+inputnum+'3').src = "/airport/images/star_off.gif";
document.getElementById('star'+inputnum+'4').src = "/airport/images/star_off.gif";
document.getElementById('star'+inputnum+'5').src = "/airport/images/star_off.gif";
}
function starclick(obj, inputnum)
  {
var imgstar;
document.getElementById('star'+inputnum+'1').src = "/airport/images/star_off.gif";
document.getElementById('star'+inputnum+'2').src = "/airport/images/star_off.gif";
document.getElementById('star'+inputnum+'3').src = "/airport/images/star_off.gif";
document.getElementById('star'+inputnum+'4').src = "/airport/images/star_off.gif";
document.getElementById('star'+inputnum+'5').src = "/airport/images/star_off.gif";
    for(var i = 1; i <= obj.id.charAt(obj.id.length - 1); i++)
      {
      imgstar = document.getElementById('star'+inputnum+i);
      var filearray = imgstar.src.split('/');
      if(filearray[filearray.length - 1] != "star_on.gif")
        {
          imgstar.src = "/airport/images/star_on.gif";
        }
      }
  }

function starset(obj, inputnum)
  {
if(obj.value >= 0 && obj.value <= 5)
    {
      if(obj.value < 1)
        document.getElementById('star'+inputnum+'1').src = '/airport/images/star_off.gif';
      else
        document.getElementById('star'+inputnum+'1').src = '/airport/images/star_on.gif';

      if(obj.value < 2)
        document.getElementById('star'+inputnum+'2').src = '/airport/images/star_off.gif';
      else
        document.getElementById('star'+inputnum+'2').src = '/airport/images/star_on.gif';

      if(obj.value < 3)
        document.getElementById('star'+inputnum+'3').src = '/airport/images/star_off.gif';
      else
        document.getElementById('star'+inputnum+'3').src = '/airport/images/star_on.gif';
      
      if(obj.value < 4)
        document.getElementById('star'+inputnum+'4').src = '/airport/images/star_off.gif';
      else
        document.getElementById('star'+inputnum+'4').src = '/airport/images/star_on.gif';

      if(obj.value < 5)
        document.getElementById('star'+inputnum+'5').src = '/airport/images/star_off.gif';
      else
        document.getElementById('star'+inputnum+'5').src = '/airport/images/star_on.gif';
    }
   else
    {
      alert('Please input an integer between 1 and 5');
      obj.value = '5';
      document.getElementById('star'+inputnum+'1').src = "/airport/images/star_on.gif";
      document.getElementById('star'+inputnum+'2').src = "/airport/images/star_on.gif";
      document.getElementById('star'+inputnum+'3').src = "/airport/images/star_on.gif";
      document.getElementById('star'+inputnum+'4').src = "/airport/images/star_on.gif";
      document.getElementById('star'+inputnum+'5').src = "/airport/images/star_on.gif";
    }

  }