// HelperFunctions.js

function changeSelected(selectElement) {
	$('quantityString').innerHTML = selectElement[selectElement.selectedIndex].text;
	addToCartParameters.quantity = selectElement[selectElement.selectedIndex].text;
}

function setFocus(elemName) {
	document.getElementById(elemName).focus();
};

function validateFields(fieldList, errorMsgs) {
	fields = "";
	for (i=0; i < fieldList.length; i++) {
		var elem = document.getElementById(fieldList[i]);
		if (elem.value == "") {
			var msg = errorMsgs[elem.id];
			fields += msg + "<br />";
		}
	}
	
	if (fields != "") {
		return false;
	}
	return true;
}