I have two text boxes on the webform , first textbox contains boolen popup control it was appearing when ever it gets focus,after pressing tab focus is going to next control it doesn't have ballon pop up,but ballon popup is not disappering after loosing the focus ? how can i hide ballon pop up when its losses focus
plese once review my code
<%@ Page Language="C#" AutoEventWireup="true" CodeBehind="WebForm1.aspx.cs" Inherits="ajaxExample.WebForm1" %>
<%@ Register Assembly="AjaxControlToolkit" Namespace="AjaxControlToolkit" TagPrefix="asp" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
<title></title>
</head>
<body>
<form id="form1" runat="server">
<div>
<asp:ToolkitScriptManager ID="ToolkitScriptManager1" runat="server">
</asp:ToolkitScriptManager>
<asp:Panel ID="Panel1" runat="server">
enter only numbers
</asp:Panel>
<asp:TextBox ID="TextBox1" runat="server"></asp:TextBox>
<asp:BalloonPopupExtender ID="BalloonPopupExtender1" runat="server" TargetControlID="TextBox1" BalloonPopupControlID="Panel1" DisplayOnFocus="true">
</asp:BalloonPopupExtender>
<asp:TextBox ID="TextBox2" runat="server"></asp:TextBox>
</div>
</form>
</body>
</html>