var onItemOptionChange = function(obj) {
				document.getElementById('itemPrice').innerHTML = getPriceByVariant(obj.options[obj.options.selectedIndex].value);
				document.getElementById('retailPrice').innerHTML = getRetailPriceByVariant(obj.options[obj.options.selectedIndex].value);
				
				
				if (getAttributeValueByVariant('Weight',obj.options[obj.options.selectedIndex].value))
					document.getElementById('attribute_Weight').innerHTML = getAttributeValueByVariant('Weight',obj.options[obj.options.selectedIndex].value);
				
				if (getAttributeValueByVariant('Width',obj.options[obj.options.selectedIndex].value))
					document.getElementById('attribute_Width').innerHTML = getAttributeValueByVariant('Width',obj.options[obj.options.selectedIndex].value);
				
			}
			var getAttributeValueByVariant = function(attributeName, variantValue) {
				
				if (attributeName == 'Weight' && variantValue == '') return '5.10';
				
				if (attributeName == 'Weight' && variantValue == '16\"') return '4.53';
				
				if (attributeName == 'Weight' && variantValue == '18\"') return '5.10';
				
				if (attributeName == 'Weight' && variantValue == '20\"') return '5.67';
				
				if (attributeName == 'Weight' && variantValue == '22\"') return '6.23';
				
				if (attributeName == 'Weight' && variantValue == '24\"') return '6.80';
				
				if (attributeName == 'Weight' && variantValue == '26\"') return '7.37';
				
				if (attributeName == 'Weight' && variantValue == '30\"') return '8.50';
				
				if (attributeName == 'Width' && variantValue == '') return '1.7mm';
				
			}
			
			var getPriceByVariant = function(variantOption) {
				
				if (variantOption == '16\"') return '$192.40';
				
				if (variantOption == '18\"') return '$216.45';
				
				if (variantOption == '20\"') return '$240.49';
				
				if (variantOption == '22\"') return '$264.54';
				
				if (variantOption == '24\"') return '$288.59';
				
				if (variantOption == '26\"') return '$312.64';
				
				if (variantOption == '30\"') return '$360.74';
				
			}
		
			var getRetailPriceByVariant = function(variantOption) {
				
				if (variantOption == '16\"') return '$355.93';
				
				if (variantOption == '18\"') return '$400.42';
				
				if (variantOption == '20\"') return '$444.91';
				
				if (variantOption == '22\"') return '$489.41';
				
				if (variantOption == '24\"') return '$533.90';
				
				if (variantOption == '26\"') return '$578.39';
				
				if (variantOption == '30\"') return '$667.37';
				
			}
			
			var  addToBasket = function() {
				if (document.getElementById('itemOptions')) {
					var obj = document.getElementById('itemOptions').options;
					document.getElementById('i_variant_option').value = obj[obj.selectedIndex].value;
				}
				document.getElementById('i_qty').value = document.getElementById('qty').options[document.getElementById('qty').options.selectedIndex].value;
				document.getElementById('addForm').submit();		
			}