// JavaScript Document
function addToCartRadioBtn() {

	if (document.prodchoice.small.checked == true) {
		 document.shoppingCart.hosted_button_id.value = document.prodchoice.small.value;
		 document.shoppingCart.submit();
	}
	
	else if (document.prodchoice.large.checked == true) {
		 document.shoppingCart.hosted_button_id.value = document.prodchoice.large.value;
		 document.shoppingCart.submit();
	}
	
	else {
		alert ("This product offers a choice of two sizes. Please choose a size before adding to your shopping cart.");  
	}

}