.aspx页面防止重复提交

// JScript 文件
function disableOtherSubmit()
{
var obj = event.srcElement;
var objs = document.getElementsByTagName('INPUT');
for(var i=0; i<objs.length; i++)
{
if(objs[i].type.toLowerCase() == 'submit')
{
objs[i].disabled = true;
}
}
}

/// <summary>
/// 防止按钮重复点击
/// </summary>
public static void PreventDoubleSubmit(Button Button1,Page page)
{
PostBackOptions options = new PostBackOptions(Button1, string.Empty);
StringBuilder sb = new StringBuilder();
if (Button1.CausesValidation && page.GetValidators(Button1.ValidationGroup).Count > 0)
{
options.ClientSubmit = true;
options.PerformValidation = true;
options.ValidationGroup = Button1.ValidationGroup;
sb.Append("if (typeof(Page_ClientValidate) == 'function')");
sb.Append("if(Page_ClientValidate(/"" + Button1.ValidationGroup + "/")==false) return false;");
}
if (!string.IsNullOrEmpty(Button1.PostBackUrl))
options.ActionUrl = HttpUtility.UrlPathEncode(Button1.ResolveClientUrl(Button1.PostBackUrl));
sb.Append("disableOtherSubmit();");
sb.Append(page.ClientScript.GetPostBackEventReference(options));
sb.Append(";");
Button1.Attributes.Add("onclick", sb.ToString());
}