function removeFileField(id)
{
  Element.remove(id);
  //if($('files').childElements().size() == 1) {
  //  $('add_image').update('Add');
  //}
  return false;
}

function addFileField()
{            
  var ul = $('files');
  var li = new Element('li', {id: 'li_'+(ul.childElements().size()+1)});
  var a = new Element('a', {href:'#', onclick:'removeFileField("'+li.identify()+'")'}).update('Remove');
  var input = new Element('input', {type: 'file', name: 'files[]'});

  li.insert(input);
  li.insert(' ');  
  li.insert(a);   
  Element.insert(ul.childElements().last(), {before: li});

  //  if(ul.childElements().size() > 1) {
  //  $('add_image').update('Add another');
  //}

  return false;
}

function displayMainImage2(img)
{
  $('main_image').src = img;
}


function displayMainImage(img)
{
  var main_img = $('main_image');
  main_img.src = img.src;
  main_img.width = img.width;
  main_img.height = img.height;

}


function hideArtistInputs()
{
    $$('.artist').invoke('hide')        
    $A($('item_category_id').options).each( function(e) {
      if(e.selected && e.text != 'Antiques') {
	 $$('.artist').invoke('show')        
  	 return;
      }      
    });
}