aspx子集页面找父级页面元素
var Obj= window.parent.document.getElementById("ctl00_RightTopTree_hidJsonResult");
Obj.value = '<%=hidDtJson%>'.replace(/\\/g, "/");
var Obj= window.parent.document.getElementById("ctl00_RightTopTree_hidJsonResult");
Obj.value = '<%=hidDtJson%>'.replace(/\\/g, "/");