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<script>
if (typeof jQuery === 'undefined') {
  document.write('<script type="text/javascript" src="http://ajax.googleapis.com/ajax/libs/jquery/1/jquery.min.js"><\/script>');
  document.write('<script type="text/javascript">jQuery.noConflict();<\/script>');
}
</script>

{% if needs_update %}
<script type="text/javascript"> 
jQuery('form[action="/cart"]').get(0).submit();
</script>
{% endif %}

<script type="text/javascript">
jQuery(function() {
  jQuery(':text[name^=updates]').change(function() {
    var min = parseInt(jQuery(this).attr('min'), 10) || 0;
    var max = parseInt(jQuery(this).attr('max'), 10) || 9999999;
    var qty = parseInt(jQuery(this).val(), 10);
    if (qty < min) {
      jQuery(this).val(min);
    }
    else if (qty > max) {
      jQuery(this).val(max);
    }
    return true;
  });
});
</script>