easyUI中 把子页面的值传到父页面

//点击选择按钮，加载跳转到子页面，并加载数据
function choose()
{
openWinW2('<%=basePath %>recall/gotoBatch.xhtml?prodcode='+$("#prodcode").textbox("getValue"),
     "产品批次查询","650px","350px",false,false);
}
子页面的列表

$('#tt').datagrid({
url: '<%=basePath %>recall/queryProdbatchList.xhtml',
queryParams: data_attr,
singleSelect: true,
rownumbers: true,
pagination: true,
pageNumber: 1,
pageSize:10,
columns:[[
{field:'detail_id',title:'产品批次',align:'center',width:100,hidden:'true'},
{field:'prodbatch',title:'产品批次',align:'center',width:100},
{field:'prodname',title:'产品名称',align:'center',width:100},
{field:'custentid',title:'客户企业ID',align:'center',width:100},
{field:'custentname',title:'客户企业名称',align:'center',width:100},
{field:'prodmodel',title:'规格',align:'center',width:100},
{field:'salesamount',title:'产品数量',align:'center',width:100},
{field:'detailid',title:'操作',halign:'center',align:'center',width:100,
           formatter: function (value, rowData, rowIndex) {
           return "<a href='javascript:void(0)' onclick=\"chooseBack('"+rowData.prodbatch+"','"+rowData.custentid+"','"+rowData.custentname+"','"+rowData.prodmodel+"','"+rowData.salesamount+"')\">选择</a>"
           }
           }
]]
});


--传值
function chooseBack(prodbatch,custentid,custentname,prodmodel,salesamount){
window.parent.selectBatch(prodbatch,custentid,custentname,prodmodel,salesamount);
window.parent.closeWin("产品批次查询");

}


--父页面接收

function selectBatch(prodbatch,custentid,custentname,prodmodel,salesamount){
$("#prodbatch").textbox("setValue",prodbatch);
$("#cust_ent_id").val(custentid);
$("#cust_ent_name").textbox("setValue",custentname);
$("#prodmodel").textbox("setValue",prodmodel);
$("#recallamount").textbox("setValue",salesamount);
}