function showhide_filter(id)
{
	if (document.getElementById){
		obj = document.getElementById(id);
		if (obj.style.display == "none"){
		obj.style.display = "";
		document.getElementById('filter-switch-off').style.display = '';
		document.getElementById('filter-switch-on').style.display = 'none';

		} else {
		obj.style.display = "none";
		document.getElementById('filter-switch-on').style.display = '';
		document.getElementById('filter-switch-off').style.display = 'none';
		}
	}
}


function decreaseQty()
{
    var input = document.getElementById('qty');
    if (input)
    {
        var value = input.value;
        if (value > 1)
            value--;
        input.value = value;
    }
}

function increaseQty()
{
    var input = document.getElementById('qty');
    if (input)
    {
        var value = input.value;
        value++;
        input.value = value;
    }
}

function showVideo()
{
	document.getElementById('product-image-zoom').style.display = 'none';
	document.getElementById('video').style.display = '';
	jwplayer().play();
}

function hideVideo()
{
	document.getElementById('video').style.display = 'none';
	document.getElementById('product-image-zoom').style.display = '';
	jwplayer().stop();
}