Range Slider problem: submit form on event "slidestop"

Range Slider problem: submit form on event "slidestop"

I am using this slider http://jqueryui.com/demos/slider/#event-slide (Range Slider) and want to add an event:
As the handle gets released by the user (release of mouse button), the form should be submitted.
 
I tried to add this code, but no success:  
 stop: function(event, ui) {
   \$("#form_id").submit();
  }

 
My code:
--------------------------------------------
 
\$(function() {
 \$("#slider-range").slider({
  range: true,
  min: 95,
  max: 545,
  values: [95, 545],
  slide: function(event, ui) {
   \$("#amount").val('\$' + ui.values[0] + ' - \$' + ui.values[1]);
  }








  stop: function(event, ui) {
   \$("#form_id").submit();
  }


 
 
 });
 \$("#amount").val('\$' + \$("#slider-range").slider("values", 0) + ' - \$' + \$("#slider-range").slider("values", 1));
 \$("#slider-range").slider('option', 'step', 5);
});