.net常用JS代码

public class JavaScript
    {
        public static void Register(Page page, string script)
        {
            string js = @"<script type='text/javascript'>" + script + "</script>";
            //HttpContext.Current.Response.Write(js); 
            if (!page.ClientScript.IsStartupScriptRegistered(page.GetType(), "JavascriptExec"))
            {
                page.ClientScript.RegisterStartupScript(page.GetType(), "JavascriptExec", js);
            }
        }

        /// <summary> 
        /// 弹出JavaScript小窗口 
        /// </summary> 
        /// <param name="js">窗口信息</param> 
        public static void Alert(string message, Page page)
        {
            #region
            string js = @"<script type='text/javascript'> alert('" + message + "');</Script>";
            //HttpContext.Current.Response.Write(js); 
            if (!page.ClientScript.IsStartupScriptRegistered(page.GetType(), "alert"))
            {
                page.ClientScript.RegisterStartupScript(page.GetType(), "alert", js);
            }
            #endregion
        }

        /// <summary> 
        /// 弹出消息框并且转向到新的URL 
        /// </summary> 
        /// <param name="message">消息内容</param> 
        /// <param name="toURL">连接地址</param> 
        public static void AlertAndRedirect(string message, string toURL, Page page)
        {
            #region
            string js = "<script language=javascript>alert('{0}');window.location.replace('{1}')</script>";
            //HttpContext.Current.Response.Write(string.Format(js, message, toURL)); 
            if (!page.ClientScript.IsStartupScriptRegistered(page.GetType(), "AlertAndRedirect"))
            {
                page.ClientScript.RegisterStartupScript(page.GetType(), "AlertAndRedirect", string.Format(js, message, toURL));
            }
            //page.ClientScript.RegisterStartupScript(typeof(Page), "JavascriptAlert", "<script type='text/javascript'> document.body.style.display = \"none\";alert(\"" + msg + "\"); document.location.href = \"" + url + "\"; </script>");
            #endregion
        }

        /// <summary> 
        /// 回到历史页面 
        /// </summary> 
        /// <param name="value">-1/1</param> 
        public static void GoHistory(int value, Page page)
        {
            #region
            string js = @"<script type='text/javascript'> history.go({0}); </Script>";
            //HttpContext.Current.Response.Write(string.Format(js, value)); 
            if (!page.ClientScript.IsStartupScriptRegistered(page.GetType(), "GoHistory"))
            {
                page.ClientScript.RegisterStartupScript(page.GetType(), "GoHistory", string.Format(js, value));
            }
            #endregion
        }

        /// <summary> 
        /// 关闭当前窗口(有弹窗)
        /// </summary> 
        public static void CloseWindow()
        {
            #region
            string js = @"<script type='text/javascript'> parent.opener=null;window.close(); </Script>";
            HttpContext.Current.Response.Write(js);
            HttpContext.Current.Response.End();

            //page.ClientScript.RegisterStartupScript(typeof(Page), "BD27E9CB", "<script language=\"javascript\">window.opener=null;window.open('','_self');window.close();</script>");
            #endregion
        }
        /// <summary>
        /// 关闭当前窗口(无弹窗)
        /// </summary>
        /// <param name="page"></param>
        public static void ClosePage(Page page)
        {
            try
            {
                page.ClientScript.RegisterStartupScript(typeof(Page), "BD27E9CB", "<script language=\"javascript\">window.opener=null;window.open('','_self');window.close();</script>");
            }
            catch
            {
                throw;
            }
        }

        public static void ClosePage(Page aPage, string aRstValue)
        {
            JavaScript.Register(aPage, string.Format("window.returnValue='{0}';window.close()", aRstValue));
        }

        public static void ClosePage(Page aPage, string aRstValue, string aMsg)
        {
            JavaScript.Register(aPage, string.Format("window.returnValue='{0}';window.alert('{1}');window.close()", aRstValue, aMsg));
        }

        /// <summary> 
        /// 刷新父窗口 
        /// </summary> 
        public static void RefreshParent(string url, Page page)
        {
            #region
            string js = @"<script type='text/javascript'> window.opener.location.href='" + url + "';window.close();</Script>";
            //HttpContext.Current.Response.Write(js); 
            if (!page.ClientScript.IsStartupScriptRegistered(page.GetType(), "RefreshParent"))
            {
                page.ClientScript.RegisterStartupScript(page.GetType(), "RefreshParent", js);
            }
            #endregion
        }

        /// <summary> 
        /// 刷新打开窗口 
        /// </summary> 
        public static void RefreshOpener(Page page)
        {
            #region
            string js = @"<script type='text/javascript'> opener.location.reload(); </Script>";
            //HttpContext.Current.Response.Write(js); 
            if (!page.ClientScript.IsStartupScriptRegistered(page.GetType(), "RefreshOpener"))
            {
                page.ClientScript.RegisterStartupScript(page.GetType(), "RefreshOpener", js);
            }
            #endregion
        }

        public static void OpenNewPage(string url, Page page)
        {
            string js = "<script type='text/javascript'>window.open(\"" + url + "\")</script>";
            if (!page.ClientScript.IsStartupScriptRegistered(page.GetType(), "OpenNewPage"))
            {
                page.ClientScript.RegisterStartupScript(page.GetType(), "OpenNewPage", js);
            }
            //try
            //{
            //    page.ClientScript.RegisterStartupScript(typeof(Page), "JavascriptAlert", "<script type='text/javascript'>window.open(\"" + url + "\")</script>");
            //}
            //catch (Exception)
            //{

            //    throw;
            //}
        }

        /// <summary> 
        /// 打开指定大小的新窗体 
        /// </summary> 
        /// <param name="url">地址</param> 
        /// <param name="width">宽</param> 
        /// <param name="heigth">高</param> 
        /// <param name="top">头位置</param> 
        /// <param name="left">左位置</param> 
        public static void OpenNewPage(string url, int width, int heigth, int top, int left, Page page)
        {
            #region
            string js = @"<script type='text/javascript'>window.open('" + url + @"','','height=" + heigth + ",width=" + width + ",top=" + top + ",left=" + left + ",location=no,menubar=no,resizable=yes,scrollbars=yes,status=yes,titlebar=no,toolbar=no,directories=no');</Script>";
            //HttpContext.Current.Response.Write(js); 
            if (!page.ClientScript.IsStartupScriptRegistered(page.GetType(), "OpenNewPage"))
            {
                page.ClientScript.RegisterStartupScript(page.GetType(), "OpenNewPage", js);
            }
            #endregion
        }

        /// <summary> 
        /// 转向Url制定的页面 
        /// </summary> 
        /// <param name="url">连接地址</param> 
        public static void Href(string url, Page page)
        {
            #region
            string js = @"<script type='text/javascript'> window.location.replace('{0}'); </Script>";
            js = string.Format(js, url);
            //HttpContext.Current.Response.Write(js); 
            if (!page.ClientScript.IsStartupScriptRegistered(page.GetType(), "Href"))
            {
                page.ClientScript.RegisterStartupScript(page.GetType(), "Href", js);
            }
            #endregion

            //page.ClientScript.RegisterStartupScript(typeof(Page), "Href", "<script language=\"javascript\"> document.location.href = \"" + url + "\"; </script>");
        }

        /// <summary> 
        /// 打开指定大小位置的模式对话框 
        /// </summary> 
        /// <param name="webFormUrl">连接地址</param> 
        /// <param name="width">宽</param> 
        /// <param name="height">高</param> 
        /// <param name="top">距离上位置</param> 
        /// <param name="left">距离左位置</param> 
        public static void ShowModalDialogWindow(string webFormUrl, int width, int height, int top, int left, Page page)
        {
            #region
            string features = "dialogWidth:" + width.ToString() + "px"
            + ";dialogHeight:" + height.ToString() + "px"
            + ";dialogLeft:" + left.ToString() + "px"
            + ";dialogTop:" + top.ToString() + "px"
            + ";center:yes;help=no;resizable:no;status:no;scroll=yes";
            ShowModalDialogWindow(webFormUrl, features, page);
            #endregion
        }
        /// <summary> 
        /// 弹出模态窗口 
        /// </summary> 
        /// <param name="webFormUrl"></param> 
        /// <param name="features"></param> 
        public static void ShowModalDialogWindow(string webFormUrl, string features, Page page)
        {
            string js = ShowModalDialogJavascript(webFormUrl, features);
            //HttpContext.Current.Response.Write(js); 
            if (!page.ClientScript.IsStartupScriptRegistered(page.GetType(), "ShowModalDialogWindow"))
            {
                page.ClientScript.RegisterStartupScript(page.GetType(), "ShowModalDialogWindow", js);
            }
        }
        /// <summary> 
        /// 弹出模态窗口 
        /// </summary> 
        /// <param name="webFormUrl"></param> 
        /// <param name="features"></param> 
        /// <returns></returns> 
        public static string ShowModalDialogJavascript(string webFormUrl, string features)
        {
            #region
            string js = @"<script language=javascript> showModalDialog('" + webFormUrl + "','','" + features + "');</script>";
            return js;
            #endregion
        } 

        

    }

参照网上版本修改。