if(this.initialized && this.options.onSlide) 
if (this.initialized && this.options.onSlide) 
  draw: function(event) {    var pointer = [Event.pointerX(event), Event.pointerY(event)];    var offsets = Position.cumulativeOffset(this.track);    pointer[0] -= this.offsetX + offsets[0];    pointer[1] -= this.offsetY + offsets[1];    this.event = event;    this.setValue(this.translateToValue( this.isVertical() ? pointer[1] : pointer[0] ));    if(this.initialized && this.options.onSlide)      this.options.onSlide(this.values.length>1 ? this.values : this.value, this);  },
6462	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/6462/0097375444aef03d8cdcdbe6705c1ea088b9b188/slider.js/buggy/wp-includes/js/scriptaculous/slider.js