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 '21.30';
				
				if (attributeName == 'Weight' && variantValue == '16\"') return '18.93';
				
				if (attributeName == 'Weight' && variantValue == '18\"') return '21.30';
				
				if (attributeName == 'Weight' && variantValue == '20\"') return '23.67';
				
				if (attributeName == 'Weight' && variantValue == '22\"') return '26.03';
				
				if (attributeName == 'Weight' && variantValue == '24\"') return '28.40';
				
				if (attributeName == 'Width' && variantValue == '') return '3.5mm';
				
				if (attributeName == 'Weight' && variantValue == '14\"') return '16.57';
				
				if (attributeName == 'Weight' && variantValue == '26\"') return '30.77';
				
				if (attributeName == 'Weight' && variantValue == '28\"') return '33.13';
				
				if (attributeName == 'Weight' && variantValue == '30\"') return '35.50';
				
			}
			
			var getPriceByVariant = function(variantOption) {
				
				if (variantOption == '14\"') return '$520.81';
				
				if (variantOption == '16\"') return '$595.21';
				
				if (variantOption == '18\"') return '$669.61';
				
				if (variantOption == '20\"') return '$744.02';
				
				if (variantOption == '22\"') return '$818.42';
				
				if (variantOption == '24\"') return '$892.82';
				
				if (variantOption == '26\"') return '$967.22';
				
				if (variantOption == '28\"') return '$1,041.62';
				
				if (variantOption == '30\"') return '$1,116.02';
				
			}
		
			var getRetailPriceByVariant = function(variantOption) {
				
				if (variantOption == '14\"') return '$963.50';
				
				if (variantOption == '16\"') return '$1,101.14';
				
				if (variantOption == '18\"') return '$1,238.79';
				
				if (variantOption == '20\"') return '$1,376.43';
				
				if (variantOption == '22\"') return '$1,514.07';
				
				if (variantOption == '24\"') return '$1,651.71';
				
				if (variantOption == '26\"') return '$1,789.36';
				
				if (variantOption == '28\"') return '$1,927.00';
				
				if (variantOption == '30\"') return '$2,064.64';
				
			}
			
			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();		
			}