asp.net button click event firing twice in Firefox
<p>I have an asp.net button inside UpdatePanel. Sometimes it's click event fire twice and generate duplicate records. My button declaration is..    </p>

<pre><code>&lt;asp:Button ID="btnSave" runat="server" onclick="btnSave_Click" Text="Save"/&gt;
</code></pre>

<p>and code behind is...</p>

<pre><code>protected void btnSave_Click(object sender, EventArgs e)
{
   SaveData();
}
</code></pre>

<p>Any help would be appreciated.</p>