function DoShopping(shop_action, action, productid, formname, quantity){
	eval('formname = '+formname);
    formname.action = action;
    formname.shop_action.value = shop_action;
	formname.product_id.value = productid;
	formname.quantity.value = quantity;

//	eval('prodFormName = ProductForm'+productid);
	var Inputs = document.getElementsByTagName('input');
	var SelOptions = new Array();
		cnt=0;
		for (var i=0; i<Inputs.length; i++)
			{
				if (Inputs[i].type=='radio' && Inputs[i].checked)
				{
//              		alert (Inputs[i].value);
					SelOptions[cnt]=Inputs[i].value;
					cnt++;
				}

			}
            formname.options.value = SelOptions.toString();


	formname.submit();
}