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('Height',obj.options[obj.options.selectedIndex].value))
					document.getElementById('attribute_Height').innerHTML = getAttributeValueByVariant('Height',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 == 'Height' && variantValue == '') return '16mm';
				
				if (attributeName == 'Weight' && variantValue == '') return '1.80';
				
				if (attributeName == 'Width' && variantValue == '') return '30mm';
				
			}
			
			var getPriceByVariant = function(variantOption) {
				
			}
		
			var getRetailPriceByVariant = function(variantOption) {
				
			}
			
			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();		
			}