var cc_chooser = {
 init: function() {
    rate_slider = YAHOO.widget.Slider.getHorizSlider("rate-slider", "rate-thumb", 0, 180, 40);
    free_days_slider = YAHOO.widget.Slider.getHorizSlider("free-days-slider", "free-days-thumb", 0, 180, 40);
    annual_fee_slider = YAHOO.widget.Slider.getHorizSlider("annual-fee-slider", "annual-fee-thumb", 0, 180, 40);
    reward_slider = YAHOO.widget.Slider.getHorizSlider("reward-slider", "reward-thumb", 0, 180, 40);
    rate_slider.subscribe("slideEnd", cc_chooser.slideEndhandler);
    free_days_slider.subscribe("slideEnd", cc_chooser.slideEndhandler);
    annual_fee_slider.subscribe("slideEnd", cc_chooser.slideEndhandler);
    reward_slider.subscribe("slideEnd", cc_chooser.slideEndhandler);
  },
 slideEndhandler: function() {
    var form_element_id = this.id.substring(0, this.id.indexOf("-slider"));
    var form_element = document.getElementById(form_element_id);
    form_element.value = (this.previousVal/40) + 1;
 }
};

YAHOO.util.Event.addListener(window, 'load', cc_chooser.init);