I am opening page(Say page1.aspx) inside iframe using model popup extender. In that child page, again there is page(Say page2.aspx) opeing in iframe using model popup extender. Now on closing the page2.aspx, I want to refresh and reload page1.aspx. If I use
ClientScript.RegisterStartupScript(this.GetType(), "RefreshParent", "setTimeout('window.parent.refresh();', 500);", true);
then it shows error
"Error: Object doesn't support property or method 'refresh'"
How can I do so?