HTML代码：
<script language="javascript" event="onclick" for="ImageButton1">
return confirm('确定要保存变更吗？');//返回false时不执行ImageButton1_Click方法，返回ture时执行ImageButton1_Click方法
</script>
<asp:ImageButton ID="ImageButton1" runat="server" ImageAlign="AbsMiddle" ImageUrl="images/accept.gif" OnClick="ImageButton1_Click" />
C#代码：
/// <summary>
/// 保存
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
protected void ImageButton1_Click(object sender, ImageClickEventArgs e)
{
string i = SaveData();
if (i == "1")
{
this.HidSaveTorF.Value = "1";
}
else
{
this.HidSaveTorF.Value = "-1";
}
}
