/// <summary>

        /// 窗体加载

        /// </summary>

        private void JS_Load(object sender, EventArgs e)

        {

            this.axWebBrowser1.Navigate("www.baidu.com");

            this.axWebBrowser1.DocumentComplete += axWebBrowser1_DocumentComplete;

        }

        /// <summary>

        /// WebBrowser 加载完成后事件

        /// </summary>

        /// <param name="sender"></param>

        /// <param name="e"></param>

        void axWebBrowser1_DocumentComplete(object sender, AxSHDocVw.DWebBrowserEvents2_DocumentCompleteEvent e)

        {

            this.axWebBrowser1.DocumentComplete -= axWebBrowser1_DocumentComplete;

            string jsString = @"function T(){

                                        var ele = window.document.getElementById('kw');

                                        if (ele != null && ele != undefined) {

                                            ele.setAttribute('value', '测试JS脚本注入AxWebBrowser');

                                        }

                         }   T()";

            mshtml.IHTMLWindow2 win = ((mshtml.HTMLDocumentClass)this.axWebBrowser1.Document).parentWindow;

            win.execScript(jsString, "Javascript");

        }