function validateProduct(form)
{
	if (form.cboMaterial.value == '0')
	{
		alert('Please select a material from the drop down list.');
		return false;
	}
	else if (form.cboQuantity.value == '0')
	{
		alert('Please select the number of sheets required.');
		return false;
	}
	else if (form.cboQuantity[form.cboQuantity.selectedIndex].text == '>10,000 - Call')
	{
		alert('Please call us at 1-888-575-2235 for orders over 10,000 sheets.');
		return false;
	}
	
	return true;
}

function openDetail(page)
{		
	window.open(page,"thisName", "directories=0,height=300,width=325");
}

function displayWindow(url,width,height) 
{
   window.Win = window.open(url,"displayWindow",'width=' + width + ',height=' + height + ',screenX=0,screenY=0,top=0,left=0,resizable,scrollbars,location=0,status=1');
}

var js;

function MaterialChanged() {
	var cboMaterial = document.getElementById('cboMaterial');
	var productName = cboMaterial.value;
	
	if (productName == '0')
		return;
	
	js = document.createElement('script');
	js.type = 'text/javascript';
	js.src = '/Products/GetPricingJS.aspx?ProductName=' + productName;
	
	var head = document.getElementsByTagName('head')[0];
	head.appendChild(js);
}

function UpdatePricing() {
	var cboQuantity = document.getElementById('cboQuantity');
	var searchText = 'Sheets';
	
	// don't want the first 2 items or the last item
	for (var i=2; i<cboQuantity.options.length - 1; i++) {
		var opt = cboQuantity.options[i];
		var qty = opt.value;

		var index = opt.innerHTML.indexOf(searchText);
		var price = prices[qty];
		opt.innerHTML = opt.innerHTML.substring(0, index + searchText.length) + ' - ' + price;
	}
	
	delete prices;
	
	var head = js.parentNode;
	head.removeChild(js);
	delete js;
	
	//document.getElementById('imgIntendedUse').src = '/images/products/' + productCategory + '/' + productImage;
}