dddd.htm

<TR bgColor=#ffffff width="100%">
<TD align=middle colSpan=2>
<form id="form1">
 <INPUT language=javascript class=button id=Btton style="BORDER-TOP-STYLE: groove; BORDER-RIGHT-STYLE: groove; BORDER-LEFT-STYLE: groove; BORDER-BOTTOM-STYLE: groove" onclick="if (typeof(Page_ClientValidate) == 'function') Page_ClientValidate(); " type=submit value="Start" onclick="alert('dd')" name=Btton></TD></TR>
</form>

<input type="button" onclick="alert('test')" id="button1">

-----------------------------------------------------------------------------------
form1.cs

using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using System.Data;
using mshtml;

namespace WindowsApplication2
{
 /// <summary>
 /// Form1 的摘要说明。
 /// </summary>
 public class Form1 : System.Windows.Forms.Form
 {
  private AxSHDocVw.AxWebBrowser axWebBrowser1;
  private System.Windows.Forms.Button button1;
  private System.Windows.Forms.Button button2;
  /// <summary>
  /// 必需的设计器变量。
  /// </summary>
  private System.ComponentModel.Container components = null;

  public Form1()
  {
   //
   // Windows 窗体设计器支持所必需的
   //
   InitializeComponent();

   //
   // TODO: 在 InitializeComponent 调用后添加任何构造函数代码
   //
  }

  /// <summary>
  /// 清理所有正在使用的资源。
  /// </summary>
  protected override void Dispose( bool disposing )
  {
   if( disposing )
   {
    if (components != null)
    {
     components.Dispose();
    }
   }
   base.Dispose( disposing );
  }

  #region Windows 窗体设计器生成的代码
  /// <summary>
  /// 设计器支持所需的方法 - 不要使用代码编辑器修改
  /// 此方法的内容。
  /// </summary>
  private void InitializeComponent()
  {
   System.Resources.ResourceManager resources = new System.Resources.ResourceManager(typeof(Form1));
   this.axWebBrowser1 = new AxSHDocVw.AxWebBrowser();
   this.button1 = new System.Windows.Forms.Button();
   this.button2 = new System.Windows.Forms.Button();
   ((System.ComponentModel.ISupportInitialize)(this.axWebBrowser1)).BeginInit();
   this.SuspendLayout();
   //
   // axWebBrowser1
   //
   this.axWebBrowser1.Enabled = true;
   this.axWebBrowser1.Location = new System.Drawing.Point(80, 184);
   this.axWebBrowser1.OcxState = ((System.Windows.Forms.AxHost.State)(resources.GetObject("axWebBrowser1.OcxState")));
   this.axWebBrowser1.Size = new System.Drawing.Size(300, 150);
   this.axWebBrowser1.TabIndex = 0;
   //
   // button1
   //
   this.button1.Location = new System.Drawing.Point(160, 96);
   this.button1.Name = "button1";
   this.button1.Size = new System.Drawing.Size(88, 24);
   this.button1.TabIndex = 1;
   this.button1.Text = "button1";
   this.button1.Click += new System.EventHandler(this.button1_Click);
   //
   // button2
   //
   this.button2.Location = new System.Drawing.Point(304, 96);
   this.button2.Name = "button2";
   this.button2.TabIndex = 2;
   this.button2.Text = "button2";
   this.button2.Click += new System.EventHandler(this.button2_Click);
   //
   // Form1
   //
   this.AutoScaleBaseSize = new System.Drawing.Size(6, 14);
   this.ClientSize = new System.Drawing.Size(584, 397);
   this.Controls.Add(this.button2);
   this.Controls.Add(this.button1);
   this.Controls.Add(this.axWebBrowser1);
   this.Name = "Form1";
   this.Text = "Form1";
   ((System.ComponentModel.ISupportInitialize)(this.axWebBrowser1)).EndInit();
   this.ResumeLayout(false);

  }
  #endregion

  /// <summary>
  /// 应用程序的主入口点。
  /// </summary>
  [STAThread]
  static void Main()
  {
   Application.Run(new Form1());
  }

  private void button1_Click(object sender, System.EventArgs e)
  {
   object x = System.Reflection.Missing.Value;
   axWebBrowser1.Navigate(@"E:/Documents and Settings/Administrator/桌面/dddd.htm", ref x, ref x, ref x, ref x);
  }

  private void button2_Click(object sender, System.EventArgs e)
  {
   mshtml.IHTMLDocument2 doc = (mshtml.IHTMLDocument2)axWebBrowser1.Document;
   mshtml.IHTMLFormElement f1 =(mshtml.IHTMLFormElement)doc.all.item ("form1",0);
   ((mshtml.IHTMLFormElement)(f1)).submit();
   mshtml.IHTMLElement Element = (mshtml.IHTMLElement)doc.all.item("button1", 0);
   Element.click();
  }
 }
}