var slider, wmp, width;
function sliderInit()
{
	width = 50;
	slider = YAHOO.widget.Slider.getHorizSlider("sliderDiv", "drag", 0, width);
	slider.onChange = displayNewValue;
}

function displayNewValue(offsetFromStart)
{
	wmp = getObj("WMP64");
	wmp.Volume = setVolume(offsetFromStart);
	//alert(offsetFromStart);
}

function setVolume(value)
{
	var percent = value / width * 100
//	alert(percent);
	var retVal = -1 * Math.pow(10 - (percent / 10), 4);
	return retVal;
}