父窗口弹出子窗口的 button处理事件: private void butDeta_Click(object sender, System.EventArgs e) { Response.Write("<script>window.open('CangkuDetaList.aspx?strMateNo="+ txtMateNo.Text +"&strWaretype="+ ddlWareType.SelectedValue +"','new1','width=750,height=400,toolbar=0,scrollbars=2,top=200,left=200');</script>"); } 父窗口html代码添加如下javascript代码: function refresh() { this.location = this.location; } 子窗口关闭窗口的 button处理事件: private void imgbtnBack_Click(object sender, System.Web.UI.ImageClickEventArgs e) { Response.Write("<script>window.opener.refresh();window.opener=null;window.close();</script>"); }